history | awk '{a[$2]++}END{for(i in a){print a[i] " " i}}' | sort -rn | head
622 git 398 ls 367 cd 143 rvm 95 rails 77 jekyll 69 ssh 62 gem 52 irb 49 mate
I’m pretty shocked to see git so high. And apparently I do a lot of ruby development.