Expenses for Security Guards and Patrol Services, Establishments Subject To Federal Income Tax, Employer Firms (SGAPSEESTFI3561612)

U.S. Census Bureau, Expenses for Security Guards and Patrol Services, Establishments Subject To Federal Income Tax, Employer Firms [SGAPSEESTFI3561612], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/SGAPSEESTFI3561612, .