The Gallup website is always a treasure trove of fascinating information.
Did you know George W Bush has never had a negative approval rating? He has shrunk to a net 1% postive in March but is currently at +7%.
Thiose who support withdrawing some or all troops has shrunk from 57% in October 2003 to 37% today.
On the issue of whether troops should have been sent to Iraq in the first place, the main page reports that Republcans (88% in favour) and Democrats (77% against) are split on party lines but Independents are in favour by 57% to 41%.