I think the only probably reasonably accurate figures are those for US casualties, as its hard to hide bodies turning up on the home front. Any idiot can face a crisis - it's day to day living that wears you out.
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The bars are week by week casualties and the blue line is a four week moving average. It might look a bit of to the right because it is the average of the current week and the three weeks preceding this week. Following the blue line we can see that it has been an extended higher level of violence starting around september 2006. We also see that the level of violence varies greatly and picking four relatively calm weeks in september 2007 as proof of anything is highly dubious. A vote for PES is a vote for EPP! A vote for EPP is a vote for PES! Support the coalition, vote EPP-PES in 2009!