![](http://1.bp.blogspot.com/_Um3kD4sSF4w/SNwSDmZQuFI/AAAAAAAABJg/LTUScW8yMLM/s400/compdonors.jpg)
![](http://1.bp.blogspot.com/_Um3kD4sSF4w/SNwR_CqGKfI/AAAAAAAABJY/5ROEIQNkbmc/s400/comparisons.jpg)
Above - top contributors to each of the presidential campaigns. Imp note: the donations are for the 2008 election cycle, and come from the organization's' PACs, isheirindividual members and/or employees or owners, and those individuals' immediate families, and NOT from the companies themselves (since that would be illegal...)
Below - the demographic breakdown by sex and size of donation...
Senator Obama from Opensecrets.org
Senator McCain