Here's mine, courtesy of Ken:
ineluki@khal:~$ history | awk '{a[$2]++}END{for(i in a){print a[i] " " i}}' | sort -rn | head
149 sudo
79 exit
52 ls
35 ssh
26 cd
15 sh
15 rdesktop
14 ping
13 mysql
8 vpnclient
Here's mine, courtesy of Ken:
ineluki@khal:~$ history | awk '{a[$2]++}END{for(i in a){print a[i] " " i}}' | sort -rn | head
149 sudo
79 exit
52 ls
35 ssh
26 cd
15 sh
15 rdesktop
14 ping
13 mysql
8 vpnclient