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Security and Investigation


The investigation, guard, and armored car services industry employs about 808,760 workers, of which 687,470 (85 percent) are security guards. Another 14,010 (1.73 percent) are private detectives and investigators, and 37,090 (4.59 percent) are in first-line supervisory positions. A few thousand workers are employed as secretaries and clerks.

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