Figure 3. Percentage of employed people with a certification or license, by occupation, 2018 annual averages
Occupation With a certification or a license With a certification, but no license With a license

Healthcare practitioners and technical

75.7% 3.1% 72.6%

Legal

65.9 3.3 62.6

Education, training, and library

52.7 1.7 51.1

Healthcare support

49.0 2.5 46.5

Community and social services

37.1 4.6 32.5

Protective service

36.5 1.4 35.1

Personal care and service

29.8 2.2 27.6

Life, physical, and social science

27.1 3.0 24.1

Architecture and engineering

23.9 3.0 20.9

Business and financial operations

23.4 3.3 20.1

Installation, maintenance, and repair

22.3 4.1 18.2

Management

21.9 3.2 18.7

Transportation and material moving

18.7 1.4 17.3

Construction and extraction

18.1 1.9 16.3

Sales and related

15.4 1.6 13.8

Computer and mathematical

13.5 6.6 6.9

Arts, design, entertainment, sports, and media

10.4 2.2 8.3

Production

10.0 1.8 8.1

Office and administrative support

9.1 1.3 7.8

Farming, fishing, and forestry

8.6 0.8 7.8

Building and grounds cleaning and maintenance

7.9 1.0 6.9

Food preparation and serving related

7.4 0.9 6.5

Note: The two categories "With a certification, but no license" and "With a license" may not sum to the exact amount shown for "With a certification or a license" because of rounding.

Source: U.S. Bureau of Labor Statistics.