ghd-file-by-num-authors

#!/bin/bash

# File and author
# Unique
# Group by file
# Sort numerically

tail -n +1 \
    | awk -F', ' '{print $6, ", ", $3}' \
    | sort | uniq \
    | awk -F', ' '{arr[$1]++}END{for (a in arr) print arr[a], a}' \
    | sort -n -r