May 18 (Reuters) - Three U.S. soldiers were killed when an explosion occurred near their vehicle in Diyala province on Friday, the U.S. military said. Two American soldiers were killed and nine wounded in separate attacks in southern Baghdad on Thursday, the military said in a statement on Friday.

Following are the latest figures for military deaths in Iraq since the U.S.-led invasion in March 2003:

U.S.-LED COALITION FORCES:

United States 3,406

Britain 148

Other nations 126

IRAQIS:

Military Between 4,900 and 6,375#

Civilians Between 63,929 and 70,023*

# = Think-tank estimates for military under Saddam Hussein killed during the 2003 war. No reliable official figures have been issued since new security forces were set up in late 2003.

* = From www.iraqbodycount.net (IBC), run by academics and peace activists, based on reports from at least two media sources. IBC says on its Web site that the figure underestimates the true number of casualties.

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