Occupations ranked by Percentage of workers with only a High-school Diploma or less

Percentage of workers aged 25 - 44 by educational attainment (2004): high school or less

Workers with high-school diploma (percent)	Occupation
0.0%	Musicians and singers
0.0%	Clinical, counseling, and school psychologists
0.0%	Psychologists, all other
0.0%	Industrial-organizational psychologists
0.2%	Chiropractors
0.3%	Dentists, general
0.3%	Speech-language pathologists
0.3%	Occupational therapists
0.3%	Orthodontists
0.3%	Oral and maxillofacial surgeons
0.3%	Dentists, all other specialists
0.3%	Prosthodontists
0.5%	Atmospheric and space scientists
0.6%	Lawyers
0.6%	Legislators
0.6%	Judges, magistrate judges, and magistrates
0.6%	Administrative law judges, adjudicators, and hearing officers
0.6%	Audiologists
0.6%	Arbitrators, mediators, and conciliators
0.7%	Biological scientists, all other
0.7%	Biochemists and biophysicists
0.7%	Zoologists and wildlife biologists
0.7%	Microbiologists
0.9%	Physicians and surgeons
1.0%	Medical scientists, except epidemiologists
1.0%	Life scientists, all other
1.0%	Epidemiologists
1.1%	Economists
1.2%	Pharmacists
1.5%	Secondary school teachers, except special and vocational education
1.5%	Instructional coordinators
1.5%	Vocational education teachers, secondary school
1.5%	Education, training, and library workers, all other
1.5%	Farm and home management advisors
1.5%	Radiation therapists
1.5%	Audio-visual collections specialists
1.7%	Registered nurses
1.7%	Postsecondary teachers
1.7%	Chemical engineers
2.2%	Physical therapists
2.2%	Physical scientists, all other
2.5%	Podiatrists
2.8%	Elementary school teachers, except special education
2.8%	Middle school teachers, except special and vocational education
2.8%	Actuaries
2.8%	Vocational education teachers, middle school
2.8%	Physicists
2.9%	Reporters and correspondents
2.9%	Broadcast news analysts
3.0%	Chemists
3.0%	Environmental scientists and specialists, including health
3.0%	Geoscientists, except hydrologists and geographers
3.0%	Hydrologists
3.0%	Materials scientists
3.1%	Health diagnosing and treating practitioners, all other
3.2%	Special education teachers, preschool, kindergarten, and elementary school
3.2%	Special education teachers, secondary school
3.2%	Special education teachers, middle school
3.3%	Airline pilots, copilots, and flight engineers
3.3%	Commercial pilots
3.3%	Nuclear engineers
3.4%	Civil engineers
3.4%	Architects, except landscape and naval
3.4%	Urban and regional planners
3.4%	Landscape architects
3.5%	Veterinarians
3.7%	Electrical engineers
3.7%	Electronics engineers, except computer
3.7%	Sociologists
3.9%	Computer software engineers, applications
3.9%	Computer software engineers, systems software
3.9%	Engineers, all other
4.0%	Respiratory therapists
4.1%	Mechanical engineers
4.1%	Dental hygienists
4.6%	Financial analysts
4.8%	Public relations specialists
4.8%	Editors
4.8%	Sales engineers
4.8%	Budget analysts
4.8%	Therapists, all other
4.8%	Mining and geological engineers, including mining safety engineers
4.8%	Agricultural engineers
4.9%	Writers and authors
4.9%	Technical writers
5.0%	Social scientists and related workers, all other
5.0%	Political scientists
5.0%	Anthropologists and archeologists
5.0%	Historians
5.0%	Geographers
5.4%	Personal financial advisors
5.5%	Librarians
5.6%	Aerospace engineers
5.7%	Petroleum engineers
5.8%	Physician assistants
5.9%	Surveyors
5.9%	Cartographers and photogrammetrists
6.0%	Computer hardware engineers
6.0%	Natural sciences managers
6.2%	Computer programmers
6.2%	Conservation scientists
6.2%	Foresters
6.4%	Producers and directors
6.5%	Market research analysts
6.5%	Survey researchers
6.6%	Directors, religious activities and education
6.7%	Mathematical scientists, all other
6.7%	Mathematicians
6.7%	Mathematical technicians
6.8%	Accountants and auditors
6.8%	Computer and information systems managers
6.9%	Healthcare practitioners and technical workers, all other
6.9%	Occupational health and safety specialists
6.9%	Athletic trainers
6.9%	Occupational health and safety technicians
7.1%	Advertising and promotions managers
7.2%	Environmental engineers
7.2%	Statisticians
7.2%	Museum Technicians and Conservators
7.2%	Curators
7.2%	Archivists
7.4%	Funeral directors
7.5%	Child, family, and school social workers
7.5%	Mental health and substance abuse social workers
7.5%	Medical and public health social workers
7.5%	Social workers, all other
7.6%	Biomedical engineers
7.7%	Management analysts
7.9%	Engineering managers
8.1%	Operations research analysts
8.1%	Optometrists
8.2%	Occupational therapist assistants
8.2%	Occupational therapist aides
8.5%	Materials engineers
8.6%	Camera operators, television, video, and motion picture
8.6%	Film and video editors
8.7%	Industrial engineers
8.7%	Health and safety engineers, except mining safety engineers and inspectors
8.8%	Meeting and convention planners
9.1%	Education administrators, elementary and secondary school
9.1%	Radiologic technologists and technicians
9.1%	Education administrators, postsecondary
9.1%	Database administrators
9.1%	Education administrators, preschool and child care center/program
9.1%	Cardiovascular technologists and technicians
9.1%	Diagnostic medical sonographers
9.1%	Education administrators, all other
9.1%	Nuclear medicine technologists
9.4%	Computer systems analysts
9.4%	Network systems and data communications analysts
9.4%	Computer specialists, all other
9.4%	Recreational therapists
9.4%	Computer and information scientists, research
10.2%	Public relations managers
10.6%	Clergy
11.0%	Financial examiners
11.2%	Educational, vocational, and school counselors
11.2%	Rehabilitation counselors
11.2%	Mental health counselors
11.2%	Substance abuse and behavioral disorder counselors
11.2%	Counselors, all other
11.2%	Marriage and family therapists
11.4%	Credit analysts
11.7%	Compliance officers, except agriculture, construction, health and safety, and transportation
11.9%	Sales managers
11.9%	Marketing managers
11.9%	Actors
12.3%	Detectives and criminal investigators
12.7%	Medical and health services managers
12.9%	Social and community service managers
13.2%	Chief executives
13.4%	Network and computer systems administrators
13.4%	Purchasing managers
13.6%	Securities, commodities, and financial services sales agents
14.0%	Teachers and instructors, all other
14.0%	Self-enrichment education teachers
14.0%	Insurance underwriters
14.0%	Adult literacy, remedial education, and GED teachers and instructors
14.0%	Marine engineers and naval architects
14.3%	Financial managers
14.4%	First-line supervisors/managers of fire fighting and prevention workers
14.6%	Logisticians
14.9%	Social and human service assistants
14.9%	Community and social service specialists, all other
14.9%	Probation officers and correctional treatment specialists
14.9%	Health educators
15.0%	Advertising sales agents
15.0%	Air traffic controllers
15.0%	Airfield operations specialists
15.1%	Coaches and scouts
15.1%	Athletes and sports competitors
15.1%	Umpires, referees, and other sports officials
15.4%	Private detectives and investigators
15.5%	Human resources managers, all other
15.5%	Compensation and benefits managers
15.5%	Training and development managers
15.6%	Graphic designers
15.6%	Paralegals and legal assistants
15.6%	Floral designers
15.6%	Merchandise displayers and window trimmers
15.6%	Interior designers
15.6%	Commercial and industrial designers
15.6%	Fashion designers
15.6%	Designers, all other
15.6%	Set and exhibit designers
15.9%	Training and development specialists
15.9%	Employment, recruitment, and placement specialists
15.9%	Human resources, training, and labor relations specialists, all other
15.9%	Compensation, benefits, and job analysis specialists
16.1%	Soil and plant Scientists
16.1%	Food scientists and technologists
16.1%	Animal scientists
16.2%	Massage therapists
16.3%	Architectural and civil drafters
16.3%	Mechanical drafters
16.3%	Electrical and electronics drafters
16.3%	Drafters, all other
16.5%	Computer support specialists
17.0%	First-line supervisors/managers of police and detectives
17.2%	Appraisers and assessors of real estate
17.5%	Medical and clinical laboratory technologists
17.5%	Medical and clinical laboratory technicians
17.6%	Loan officers
17.6%	Physical therapist assistants
17.6%	Physical therapist aides
17.6%	Loan counselors
17.7%	Multi-media artists and animators
17.7%	Art directors
17.7%	Fine artists, including painters, sculptors, and illustrators
17.7%	Artists and related workers, all other
17.7%	Craft artists
18.1%	Emergency medical technicians and paramedics
18.3%	Religious workers, all other
18.8%	Recreation workers
18.8%	Fitness trainers and aerobics instructors
19.6%	Media and communication workers, all other
19.6%	Interpreters and translators
19.9%	Police and sheriff's patrol officers
20.0%	Business operation specialists, all other
20.0%	Administrative services managers
20.0%	Emergency management specialists
20.0%	Transit and railroad police
20.1%	Tax examiners, collectors, and revenue agents
20.3%	Travel agents
20.3%	Life, physical, and social science technicians, all other
20.3%	Forest and conservation technicians
20.3%	Environmental science and protection technicians, including health
20.3%	Social science research assistants
20.3%	Forensic science technicians
20.4%	Library technicians
20.4%	Flight attendants
20.4%	Transportation attendants, except flight attendants and baggage porters
20.4%	Agents and business managers of artists, performers, and athletes
20.8%	Library assistants, clerical
20.9%	General and operations managers
20.9%	Postmasters and mail superintendents
21.0%	Preschool teachers, except special education
21.0%	Kindergarten teachers, except special education
21.2%	Insurance sales agents
21.2%	Sales and related workers, all other
21.5%	Sales representatives, services, all other
21.7%	Media and communication equipment workers, all other
21.8%	Real estate sales agents
21.8%	Real estate brokers
22.1%	Eligibility interviewers, government programs
22.2%	Fire fighters
22.3%	Legal support workers, all other
22.3%	Title examiners, abstractors, and searchers
22.3%	Law clerks
22.3%	Court reporters
22.7%	Tax preparers
22.8%	Licensed practical and licensed vocational nurses
23.3%	Managers, all other
23.3%	Financial specialists, all other
23.5%	Sales representatives, wholesale and manufacturing, except technical and scientific products
23.5%	Sales representatives, wholesale and manufacturing, technical and scientific products
23.7%	Purchasing agents, except wholesale, retail, and farm products
23.8%	Photographers
24.0%	Audio and video equipment technicians
24.0%	Broadcast technicians
24.0%	Sound engineering technicians
24.0%	Radio operators
24.2%	Avionics technicians
24.4%	Claims adjusters, examiners, and investigators
24.4%	Music directors and composers
24.4%	Insurance appraisers, auto damage
25.3%	Parking enforcement workers
25.3%	Fish and game wardens
25.4%	Computer, automated teller, and office machine repairers
25.4%	First-line supervisors/managers of correctional officers
25.5%	Dietitians and nutritionists
26.2%	Lodging managers
26.2%	Nuclear technicians
27.5%	Cost estimators
27.7%	Credit authorizers, checkers, and clerks
28.0%	Opticians, dispensing
28.1%	Industrial production managers
28.2%	Electrical and electronic engineering technicians
28.2%	Civil engineering technicians
28.2%	Engineering technicians, except drafters, all other
28.2%	Industrial engineering technicians
28.2%	Mechanical engineering technicians
28.2%	Environmental engineering technicians
28.2%	Electro-mechanical technicians
28.2%	Aerospace engineering and operations technicians
28.3%	New accounts clerks
28.4%	Human resources assistants, except payroll and timekeeping
28.4%	Geological and petroleum technicians
29.1%	Interviewers, except eligibility and loan
29.2%	Information and record clerks, all other
29.4%	Office and administrative support workers, all other
29.4%	Healthcare technologists and technicians, all other
29.4%	Orthotists and prosthetists
29.7%	Gaming supervisors
29.7%	Slot key persons
29.8%	Medical equipment repairers
29.8%	Precision instrument and equipment repairers, all other
29.8%	Musical instrument repairers and tuners
29.8%	Camera and photographic equipment repairers
29.8%	Watch repairers
30.0%	Property, real estate, and community association managers
30.2%	Chemical technicians
30.3%	Entertainers and performers, sports and related workers, all other
30.3%	Correspondence clerks
30.3%	Communications equipment operators, all other
30.5%	Desktop publishers
30.6%	Brokerage clerks
30.7%	Loan interviewers and clerks
31.0%	Reservation and transportation ticket agents and travel clerks
31.1%	Electrical and electronics repairers, commercial and industrial equipment
31.1%	Electrical and electronics repairers, powerhouse, substation, and relay
31.2%	Biological technicians
31.3%	Wholesale and retail buyers, except farm products
31.4%	Demonstrators and product promoters
31.4%	Radio and television announcers
31.4%	Public address system and other announcers
31.4%	Models
31.6%	Agricultural inspectors
32.1%	Pharmacy technicians
32.1%	Surgical technologists
32.1%	Psychiatric technicians
32.1%	Veterinary technologists and technicians
32.1%	Respiratory therapy technicians
32.1%	Dietetic technicians
32.9%	Dental assistants
32.9%	Construction and building inspectors
33.0%	First-line supervisors/managers of non-retail sales workers
33.0%	Computer operators
33.3%	Protective service workers, all other
33.3%	Lifeguards, ski patrol, and other recreational protective service workers
33.4%	First-line supervisors/managers of office and administrative support workers
33.4%	Aircraft mechanics and service technicians
33.5%	Fire inspectors and investigators
33.5%	Forest fire inspectors and prevention specialists
34.2%	Proofreaders and copy markers
34.3%	Electronic equipment installers and repairers, motor vehicles
34.7%	Statistical assistants
35.2%	Payroll and timekeeping clerks
35.2%	Residential advisors
35.3%	Medical assistants
35.3%	Production, planning, and expediting clerks
35.3%	Healthcare support workers, all other
35.3%	Medical transcriptionists
35.3%	Veterinary assistants and laboratory animal caretakers
35.3%	Pharmacy aides
35.3%	Medical equipment preparers
35.8%	Insurance claims and policy processing clerks
36.1%	Secretaries, except legal, medical, and executive
36.1%	Executive secretaries and administrative assistants
36.1%	Medical secretaries
36.1%	Legal secretaries
36.2%	Amusement and recreation attendants
36.2%	Entertainment attendants and related workers, all other
36.2%	Locker room, coatroom, and dressing room attendants
36.2%	Costume attendants
36.9%	Customer service representatives
37.2%	First-line supervisors/managers, protective service workers, all other
37.7%	Bookkeeping, accounting, and auditing clerks
38.1%	Tour guides and escorts
38.1%	Travel guides
38.5%	Office clerks, general
38.9%	Word processors and typists
39.2%	Billing and posting clerks and machine operators
39.4%	Correctional officers and jailers
39.4%	Funeral attendants
39.4%	Bailiffs
39.4%	Embalmers
39.8%	Food service managers
40.1%	Agricultural and food science technicians
40.1%	Gaming managers
40.6%	Teacher assistants
40.7%	Retail salespersons
40.7%	Door-to-door sales workers, news and street vendors, and related workers
40.7%	Court, municipal, and license clerks
40.8%	First-line supervisors/managers of retail sales workers
40.9%	Construction managers
41.0%	Telecommunications equipment installers and repairers, except line installers
41.0%	Radio mechanics
41.1%	File clerks
42.1%	Power plant operators
42.1%	Power distributors and dispatchers
42.1%	Nuclear power reactor operators
43.2%	Medical records and health information technicians
43.2%	Purchasing agents and buyers, farm products
43.5%	Electrical and electronics installers and repairers, transportation equipment
43.6%	Data entry keyers
43.9%	Personal care and service workers, all other
43.9%	Dental laboratory technicians
43.9%	Ophthalmic laboratory technicians
43.9%	Ambulance drivers and attendants, except emergency medical technicians
43.9%	Medical appliance technicians
44.0%	Bartenders
44.0%	Hosts and hostesses, restaurant, lounge, and coffee shop
44.2%	Switchboard operators, including answering service
44.3%	Transportation inspectors
44.6%	Security and fire alarm systems installers
45.0%	Dispatchers, except police, fire, and ambulance
45.0%	Police, fire, and ambulance dispatchers
45.5%	Postal service mail sorters, processors, and processing machine operators
45.5%	Hotel, motel, and resort desk clerks
45.8%	Tellers
45.9%	Bill and account collectors
46.0%	Motion picture projectionists
46.1%	First-line supervisors/managers of mechanics, installers, and repairers
46.2%	Animal trainers
46.4%	Chemical equipment operators and tenders
46.4%	Separating, filtering, clarifying, precipitating, and still machine setters, operators, and tenders
46.5%	Surveying and mapping technicians
46.6%	Chefs and head cooks
46.7%	Postal service clerks
46.8%	Telecommunications line installers and repairers
46.8%	Transportation, storage, and distribution managers
46.9%	Order clerks
47.0%	Computer-controlled machine tool operators, metal and plastic
47.0%	Numerical tool and process control programmers
47.2%	Receptionists and information clerks
47.3%	Railroad conductors and yardmasters
47.5%	Telephone operators
47.6%	Cargo and freight agents
47.9%	Prepress technicians and workers
48.0%	Electric motor, power tool, and related repairers
48.2%	First-line supervisors/managers of landscaping, lawn service, and groundskeeping workers
48.8%	Photographic processing machine operators
48.8%	Photographic process workers
48.9%	Stationary engineers and boiler operators
48.9%	Tire builders
49.4%	First-line supervisors/managers of personal service workers
49.5%	Electronic home entertainment equipment installers and repairers
50.4%	Farm, ranch, and other agricultural managers
50.5%	Baggage porters and bellhops
50.5%	Locomotive engineers and operators
50.5%	Concierges
50.7%	Gaming dealers
50.7%	Gaming and sports book writers and runners
50.7%	Gaming service workers, all other
51.1%	Security guards
51.1%	Gaming surveillance officers and gaming investigators
51.2%	Jewelers and precious stone and metal workers
51.4%	Electricians
51.6%	Telemarketers
51.6%	Couriers and messengers
51.9%	Water and liquid waste treatment plant and system operators
52.0%	Postal service mail carriers
52.2%	Child care workers
52.2%	Pest control workers
52.2%	Model makers, metal and plastic
52.2%	Patternmakers, metal and plastic
52.6%	Tool and die makers
52.8%	Wellhead pumpers
52.8%	Pump operators, except wellhead pumpers
52.8%	Gas compressor and gas pumping station operators
53.1%	Inspectors, testers, sorters, samplers, and weighers
53.1%	Gaming cage workers
53.2%	Hairdressers, hairstylists, and cosmetologists
53.6%	Waiters and waitresses
54.0%	Chemical plant and system operators
54.0%	Petroleum pump system operators, refinery operators, and gaugers
54.0%	Plant and system operators, all other
54.0%	Gas plant operators
54.3%	First-line supervisors/managers of food preparation and serving workers
54.3%	Animal control workers
54.4%	First-line supervisors/managers of transportation and material-moving machine and vehicle operators
54.4%	First-line supervisors/managers of helpers, laborers, and material movers, hand
54.4%	Aircraft cargo handling supervisors
54.7%	Counter and rental clerks
54.7%	Control and valve installers and repairers, except mechanical door
54.7%	Mechanical door repairers
55.3%	Nonfarm animal caretakers
55.4%	Farmers and ranchers
55.5%	Electrical power-line installers and repairers
56.4%	Aircraft structure, surfaces, rigging, and systems assemblers
56.5%	Etchers and engravers
57.0%	Mail clerks and mail machine operators, except postal service
57.7%	Maintenance and repair workers, general
57.7%	Millwrights
58.5%	Transportation workers, all other
58.5%	Traffic technicians
58.6%	First-line supervisors/managers of production and operating workers
58.7%	Procurement clerks
58.8%	Weighers, measurers, checkers, and samplers, recordkeeping
59.1%	Woodworkers, all other
59.6%	Industrial machinery mechanics
59.6%	Outdoor power equipment and other small engine mechanics
59.6%	Motorboat mechanics
59.6%	Motorcycle mechanics
59.6%	Refractory materials repairers, except brickmasons
59.8%	Personal and home care aides
60.0%	Meter readers, utilities
60.1%	Heating, air conditioning, and refrigeration mechanics and installers
60.7%	Nursing aides, orderlies, and attendants
60.7%	Home health aides
60.7%	Manicurists and pedicurists
60.7%	Psychiatric aides
60.7%	Skin care specialists
60.7%	Shampooers
60.7%	Makeup artists, theatrical and performance
60.9%	Ushers, lobby attendants, and ticket takers
61.3%	Taxi drivers and chauffeurs
61.4%	Bus drivers, school
61.4%	Bus drivers, transit and intercity
61.4%	Installation, maintenance, and repair workers, all other
61.4%	Ship engineers
61.4%	Fabric menders, except garment
61.6%	Metal-refining furnace operators and tenders
61.6%	Pourers and casters, metal
62.0%	Rail-track laying and maintenance equipment operators
62.2%	Office machine operators, except computer
62.4%	Parts salespersons
62.4%	Locksmiths and safe repairers
62.9%	Stock clerks and order fillers
62.9%	Subway and streetcar operators
62.9%	Rail transportation workers, all other
63.4%	Riggers
63.4%	Signal and track switch repairers
63.4%	Commercial divers
63.5%	Furniture finishers
63.5%	Railroad brake, signal, and switch operators
63.7%	Mobile heavy equipment mechanics, except engines
63.7%	Farm equipment mechanics
63.7%	Rail car repairers
63.7%	Bridge and lock tenders
63.8%	Job printers
64.3%	Cashiers, except gaming
64.3%	Home appliance repairers
64.3%	Gaming change persons and booth cashiers
64.5%	Multiple machine tool setters, operators, and tenders, metal and plastic
64.8%	Paperhangers
65.0%	Captains, mates, and pilots of water vessels
65.0%	Motorboat operators
65.1%	Tool grinders, filers, and sharpeners
65.2%	First-line supervisors/managers of construction trades and extraction workers
65.5%	Automotive service technicians and mechanics
65.7%	Shipping, receiving, and traffic clerks
65.8%	Structural iron and steel workers
65.9%	Material moving workers, all other
66.2%	Bus and truck mechanics and diesel engine specialists
66.3%	Machinists
66.5%	Counter attendants, cafeteria, food concession, and coffee shop
66.9%	Plumbers, pipefitters, and steamfitters
66.9%	Pipelayers
66.9%	Barbers
67.1%	Furnace, kiln, oven, drier, and kettle operators and tenders
67.3%	Sheet metal workers
67.3%	Maintenance workers, machinery
67.3%	Sailors and marine oilers
67.4%	Choreographers
67.4%	Dancers
67.8%	Semiconductor processors
68.3%	Manufactured building and mobile home installers
68.4%	Coin, vending, and amusement machine servicers and repairers
68.6%	Woodworking machine setters, operators, and tenders, except sawing
68.7%	Tailors, dressmakers, and custom sewers
68.7%	Sewers, hand
68.8%	Septic tank servicers and sewer pipe cleaners
68.9%	Hazardous materials removal workers
69.0%	Combined food preparation and serving workers, including fast food
69.0%	Mixing and blending machine setters, operators, and tenders
69.0%	Supervisors, farming, fishing, and forestry workers
69.0%	Grinding and polishing workers, hand
69.0%	Crushing, grinding, and polishing machine setters, operators, and tenders
69.6%	Parking lot attendants
69.7%	Glaziers
70.1%	Shoe and leather workers and repairers
70.2%	First-line supervisors/managers of housekeeping and janitorial workers
70.2%	Printing machine operators
70.6%	Automotive glass installers and repairers
70.9%	Lay-out workers, metal and plastic
71.1%	Service station attendants
71.2%	Motor vehicle operators, all other
71.3%	Laborers and freight, stock, and material movers, hand
71.3%	Bindery workers
71.3%	Bookbinders
71.5%	Extruding and drawing machine setters, operators, and tenders, metal and plastic
71.7%	Truck drivers, heavy and tractor-trailer
71.7%	Truck drivers, light or delivery services
71.7%	Driver/sales workers
71.8%	Team assemblers
71.8%	Assemblers and fabricators, all other
71.8%	Fiberglass laminators and fabricators
71.8%	Boilermakers
71.8%	Timing device assemblers, adjusters, and calibrators
72.0%	Molding, coremaking, and casting machine setters, operators, and tenders, metal and plastic
72.0%	Foundry mold and coremakers
72.1%	Crossing guards
72.4%	Food servers, nonrestaurant
73.1%	Forging machine setters, operators, and tenders, metal and plastic
73.2%	Helpers--Installation, maintenance, and repair workers
73.2%	Fishers and related fishing workers
73.3%	Carpenters
73.3%	Upholsterers
73.4%	Production workers, all other
73.4%	Electrical and electronic equipment assemblers
73.4%	Cabinetmakers and bench carpenters
73.4%	Electromechanical equipment assemblers
73.4%	Coil winders, tapers, and finishers
73.6%	Cooling and freezing equipment operators and tenders
73.7%	Heat treating equipment setters, operators, and tenders, metal and plastic
73.8%	Engine and other machine assemblers
73.8%	Continuous mining machine operators
73.8%	Mine cutting and channeling machine operators
73.8%	Mining machine operators, all other
74.1%	Structural metal fabricators and fitters
74.4%	Bakers
74.5%	Molders, shapers, and casters, except metal and plastic
74.6%	Construction and related workers, all other
74.6%	Patternmakers, wood
74.6%	Model makers, wood
74.6%	Segmental pavers
74.7%	Painters, construction and maintenance
75.0%	Automotive body and related repairers
75.1%	Elevator installers and repairers
75.2%	Welders, cutters, solderers, and brazers
75.2%	Welding, soldering, and brazing machine setters, operators, and tenders
75.6%	Lathe and turning machine tool setters, operators, and tenders, metal and plastic
75.8%	Extruding, forming, pressing, and compacting machine setters, operators, and tenders
76.0%	Insulation workers, floor, ceiling, and wall
76.0%	Insulation workers, mechanical
76.0%	Tank car, truck, and ship loaders
76.0%	Shuttle car operators
76.1%	Metal workers and plastic workers, all other
76.1%	Extruding and forming machine setters, operators, and tenders, synthetic and glass fibers
76.1%	Fabric and apparel patternmakers
76.3%	Cutting, punching, and press machine setters, operators, and tenders, metal and plastic
76.5%	Paper goods machine setters, operators, and tenders
76.6%	Milling and planing machine setters, operators, and tenders, metal and plastic
76.9%	Explosives workers, ordnance handling experts, and blasters
77.0%	Landscaping and groundskeeping workers
77.0%	Tree trimmers and pruners
77.0%	Pesticide handlers, sprayers, and applicators, vegetation
77.0%	Grounds maintenance workers, all other
77.0%	Service unit operators, oil, gas, and mining
77.0%	Derrick operators, oil and gas
77.0%	Rotary drill operators, oil and gas
77.2%	Food batchmakers
77.5%	Operating engineers and other construction equipment operators
77.6%	Highway maintenance workers
77.6%	Food cooking machine operators and tenders
77.6%	Hoist and winch operators
77.7%	Carpet installers
77.7%	Tile and marble setters
77.7%	Floor layers, except carpet, wood, and hard tiles
77.7%	Floor sanders and finishers
77.8%	Pile-driver operators
77.9%	Drilling and boring machine tool setters, operators, and tenders, metal and plastic
78.2%	Forest and conservation workers
78.5%	Food preparation workers
78.6%	Cutting and slicing machine setters, operators, and tenders
78.6%	Cutters and trimmers, hand
78.7%	Dining room and cafeteria attendants and bartender helpers
78.7%	Grinding, lapping, polishing, and buffing machine tool setters, operators, and tenders, metal and plastic
78.7%	Earth drillers, except oil and gas
78.9%	Janitors and cleaners, except maids and housekeeping cleaners
78.9%	Cooks, restaurant
78.9%	Cooks, fast food
78.9%	Cooks, institution and cafeteria
78.9%	Cooks, short order
78.9%	Food preparation and serving related workers, all other
78.9%	Building cleaning workers, all other
78.9%	Cooks, all other
78.9%	Cooks, private household
79.0%	Brickmasons and blockmasons
79.0%	Roustabouts, oil and gas
79.0%	Helpers—Extraction workers
79.0%	Stonemasons
79.0%	Roof bolters, mining
79.7%	Cleaners of vehicles and equipment
79.8%	Crane and tower operators
79.9%	Excavating and loading machine and dragline operators
79.9%	Loading machine operators, underground mining
79.9%	Dredge operators
80.0%	Coating, painting, and spraying machine setters, operators, and tenders
80.0%	Painters, transportation equipment
80.0%	Rolling machine setters, operators, and tenders, metal and plastic
80.0%	Reinforcing iron and rebar workers
80.0%	Painting, coating, and decorating workers
80.1%	Construction laborers
80.4%	Helpers--Production workers
80.4%	Food and tobacco roasting, baking, and drying machine operators and tenders
80.9%	Industrial truck and tractor operators
80.9%	Hunters and trappers
81.4%	Meat, poultry, and fish cutters and trimmers
81.4%	Slaughterers and meat packers
81.4%	Butchers and meat cutters
81.8%	Laundry and dry-cleaning workers
82.4%	Maids and housekeeping cleaners
82.6%	Refuse and recyclable material collectors
82.7%	Packers and packagers, hand
82.9%	Packaging and filling machine operators and tenders
82.9%	Cement masons and concrete finishers
82.9%	Terrazzo workers and finishers
83.0%	Plating and coating machine setters, operators, and tenders, metal and plastic
83.6%	Animal breeders
84.1%	Tire repairers and changers
84.1%	Logging equipment operators
84.1%	Fallers
84.1%	Recreational vehicle service technicians
84.1%	Log graders and scalers
84.1%	Bicycle repairers
84.1%	Logging workers, all other
84.6%	Plasterers and stucco masons
84.7%	Textile, apparel, and furnishings workers, all other
84.8%	Farmworkers and laborers, crop, nursery, and greenhouse
84.8%	Drywall and ceiling tile installers
84.8%	Farmworkers, farm and ranch animals
84.8%	Agricultural equipment operators
84.8%	Tapers
84.8%	Cementing and gluing machine operators and tenders
84.8%	Agricultural workers, all other
85.1%	Conveyor operators and tenders
85.7%	Machine feeders and offbearers
85.7%	Shoe machine operators and tenders
85.9%	Cleaning, washing, and metal pickling equipment operators and tenders
86.1%	Sewing machine operators
86.2%	Graders and sorters, agricultural products
86.6%	Helpers—Carpenters
86.6%	Helpers—Electricians
86.6%	Helpers—Pipelayers, plumbers, pipefitters, and steamfitters
86.6%	Helpers—Brickmasons, blockmasons, stonemasons, and tile and marble setters
86.6%	Helpers, construction trades, all other
86.6%	Helpers—Painters, paperhangers, plasterers, and stucco masons
86.6%	Helpers—Roofers
87.2%	Extraction workers, all other
87.2%	Rock splitters, quarry
87.6%	Roofers
87.6%	Paving, surfacing, and tamping equipment operators
88.0%	Pressers, textile, garment, and related materials
88.3%	Sawing machine setters, operators, and tenders, wood
88.4%	Textile bleaching and dyeing machine operators and tenders
90.1%	Textile knitting and weaving machine setters, operators, and tenders
90.5%	Textile cutting machine setters, operators, and tenders
90.6%	Fence erectors
90.8%	Dishwashers
91.4%	Textile winding, twisting, and drawing out machine setters, operators, and tenders

source: Employment Matrix; about this section

Also see Occupations ranked by percentage of workers with only a high-school diploma or less in the 2004-05 edition of the Occupational Outlook Handbook
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