More than 800,000 of the U.S. government’s civilian workers faced furloughs after the government shut down Tuesday. Some agencies, such as the Bureau of Labor Statistics, are seeing all but a handful of their employees go home without pay. Others, such as the Federal Bureau of Investigation and the Department of Homeland Security, kept the vast majority of their workers on the job. Certain divisions of government, such as the U.S. Postal Service and the Federal Reserve, don’t operate under the normal appropriations process and their staffing remained unaffected.

Here is an estimate of the number of workers furloughed across most of the government: