Here’s my top 10 command line entries, according to history | awk '{a[$2]++} END{for(i in a){printf "%5d\t%s\n",a[i],i}}' | sort -rn | head

125 svn 58 ls 38 symfony 37 gvim 36 vim 36 cd 34 php 20 uptime 14 ssh 10 lighttpd

Idea & shell magic via Bill de Hóra. You can see that my recent work has been symfony-heavy (that’s what all the php is for, too).