And not a single one of the links you've just given are actually sources. Those figures come from the UN, but again no methodology is given. Are these figures actually independent and unbiased? We don't know. But we do know is that just last week the US ambassador to the UN said that the UN can't even issue so much as a press statement with the US agreement.
http://turtlebay.foreignpolicy.com/posts/2011/08/16/susan_ri...