Marines account for 28 percent of U.S. military casualties
The Iraq War and the Marines by the numbers
Total active duty U.S. troops: 1.3 million
Percentage that are Marines: 13
Total U.S. troops in Iraq: 138,000
Percentage that are Marines: 18
U.S. military deaths in Iraq, as of January 31: 3,076
Percentage that were Marines: 28
Iraqi civilian deaths, as of January 31: 55,000 to 61,000
Sources: U.S. Department of Defense; www.iraqbodycount.org