[zarquon ~] history | awk '{a[$2]++}END{for(i in a){print a[i] " " i}}' | sort -rn | head
1772 vi
1727 c
1496 php
1458 git
1394 ssh
1303 cd
887 ls
711 pass
380 sudo
379 ruby
Compare to nearly four years ago. New: c, ruby [but was there in 2008], pass, sudo. Climbers: vi, php, ssh. Fallers: git, cd, ls. Old: mate, rsync, cat, make.