Here are some stats from the irc log file, who has typed the !pd command most:

Ingmar 699
Philantrop 443
replica 279
zlin 268
spoonb 167
compnerd 117
kloeri 81
pipping 80
eternaleye 64
ciaranm 63
arkanoid 57
kimrhh 41
pioto 41
berniyh 36
mrothe 33