The mounting costs of the Iraq war

U.S. military killed in Iraq: 3,973
Number of U.S. troops wounded in combat since the war began: 29,203
Iraqi Security Force deaths: 7,924
Iraqi civilians killed: Estimates range from 81,632-1,120,000

Internally displaced refugees in Iraq: 3.4 million
Iraqi refugees living abroad: 2.2-2.4 million
Iraqi refugees admitted to the U.S.: 3,222