2005 Populations according to
http://www.infoplease.com/ipa/A0004986.html

Alaska 663,661
Delaware 843,524
Hawaii 1,275,194
Idaho 1,429,096
Maine 1,321,505
Montana 935,670
N. Dakota 636,677
Rhode Island 1,076,189
S. Dakota 775,933
Vermont 623,050
W. Virginia 1,816,856
Wyoming 509,294

Total 11,906.649