All Employees: Professional and Business Services in South Dakota was 38.30000 Thous. of Persons in December of 2025, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services in South Dakota reached a record high of 38.80000 in September of 2025 and a record low of 11.20000 in January of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services in South Dakota - last updated from the United States Federal Reserve on April of 2026.