More than 77,000 federal government employees throughout the country — including computer operators, more than 5,000 air traffic controllers, 22 librarians and one interior designer — earned more than the governors of the states in which they work.

The findings, from a Congressional Research Service report requested by Sen. Tom Coburn, Oklahoma Republican, were released at a time when public workers’ salaries and benefits are under scrutiny across the country as governments try to streamline.