The data displays the industries with the highest level of employment of security guards in the U.S. as of May 2017. General medical and surgical hospitals employed around 38,710 security guards as of May 2017.
Investigation and security services | 667940 |
General medical and surgical hospitals | 38710 |
Traveler accommodation | 30880 |
Elementary and secondary schools | 30410 |
Real estate | 26040 |