Chart 1. Employment among selected protective service occupations, 2019 (in thousands)
Occupational groups Total employed (in thousands)

First-line supervisors of police and detectives

83

Private detectives and investigators

97

Detectives and criminal investigators

164

Firefighters

318

Bailiffs, correctional officers, and jailers

372

Police and sheriff's patrol officers

716

Security guards and gaming surveillance officers

937

Source: U.S. Bureau of Labor Statistics.