well you need a corruption index to really know for sure. the things you might want to consider are 1) how much money they amassed 2) how many family members and associates they hooked up with posh jobs 3) how many lies they told 4) how much damage they caused 5) how many years they have been in power right now girija holds the coveted position. i believe it's mostly because of 5). that dinosaur has been sucking the people dry since trailokya's time (j/k)