Revenue per Professional Staff The accounting firm of Deloitte \& Touche is the largest international accounting firm in the world as ranked by total revenues. For two recent years, Deloitte \&. Touche reported the following for its U.S. operations: a. For the current and previous years, determine the revenue per professional staff. Round your answers to the nearest dollar. b. Interpret the trend between the two years. Did the revenues increase or decrease? Did the revenue per professional staff increase or decrease