Graphic by the R Street Institute based upon Congressional Research Service data. Data excludes   officers and officials   of the chambers (e.g., chaplains).
Graphic by the R Street Institute based upon Congressional Research Service data. Data excludes officers and officials  of the chambers (e.g., chaplains).

Congressional Staff, 1987-2014

This blog post and the other LegBranch.com posts on congressional staffing were based on data compiled by R Street Institute’s Adam Chan from these two Congressional Research Service reports:

House of Representatives Staff Levels in Member, Committee, Leadership, and Other Offices, 1977-2014

Senate Staff Levels in Member, Committee, Leadership, and Other Offices, 1977-2014