All Employees: Professional and Business Services in District of Columbia was 173.50000 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services in District of Columbia reached a record high of 176.30000 in September of 2023 and a record low of 107.40000 in November of 1991. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services in District of Columbia - last updated from the United States Federal Reserve on March of 2024.