I would be willing to bet that, between all of them, they are expensing all their travels, conventions, meetings, cars, hotels, airfare, and misc. to the tune of nearly double that, or close.
After all, there is a reason ICANN't moved their headquarters to Switzerland.
Damn, as a "NPO" (soon to change and won't have to release those figures), the CEO of ICANN makes $100,000 more than Marsha J. Evans (CEO of American Red Cross).