All Employees: Professional and Business Services: Professional, Scientific, and Technical Services in Oklahoma was 73.90000 Thous. of Persons in March of 2022, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services: Professional, Scientific, and Technical Services in Oklahoma reached a record high of 76.80000 in October of 2021 and a record low of 40.70000 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: Professional, Scientific, and Technical Services in Oklahoma - last updated from the United States Federal Reserve on April of 2024.