In 2010, immigration detention policies implemented by the U.S. Immigration and Customs Enforcement (ICE) benefited the two major private prison corporations CCA and GeoGroup, increasing their share of immigrant detention beds by 13%. Compared to data from 2009, the percentage of ICE immigrant detention beds in the United States are owned and operated by private for-profit prison corporations has increased by 49%, with CCA and GeoGroup operating 8 out of 10 of the largest facilities. Although the combined revenues of CCA and GEO Group were about $4 billion in 2017 from private prison contracts, their number one customer was ICE.