more dead soldjers than last year

The number of US soldiers killed in Afghanistan this year has increased twofold compared with 2008.

Based on an AFP tally, foreign forces recorded 506 casualties in Afghanistan this year, 310 of which were US troops.

The second figure showed that twice as many US soldiers were killed in Afghanistan in 2009 compared to 2008, when 155 US soldiers were killed.

How will it be for 2010?