Brookings' Curtlyn Kramer writes:
"Less discussed in a conversation about U.S. government personnel is the legislative branch, where Congress also relies on a large staff to support its operations. These staffs include those of members of Congress and congressional committees, as well as of multiple support agencies that provide Congress with non-partisan, expert information, such as the Congressional Budget Office. Chapter 5 of the most recent update of Vital Statistics on Congress examines how the staff rolls of those offices and agencies have fared over time. Across a number of tables, the picture painted of the workforce tasked with conducting the business of Congress is a bleak one. Notably, the staffs of three support agencies – the Congressional Research Service, the Government Accountability Office, and the Congressional Budget Office, have lost 45 percent of their combined staffs from 1975 to 2015...."