I’ve seen this floating around the web at different sites, and I couldn’t resist.
~ $ history|awk '{print $2}'|sort|uniq -c|sort -rn|head
70 ls
58 ssh
58 cd
49 vpnclient
34 mysql
32 exit
25 find
22 mysqladmin
11 sudo
10 hdiutil
I enjoy reading others results. I rediscover commands like “mate”, which launches textmate via terminal. Also, most of my “true” unix interaction happens over ssh, as you can see.