The following are a few examples of freqcount. Most common shell, $ cat /etc/passwd | freqcount -d: -f7 22: 16:/bin/sh 9:/bin/bash 3:/bin/ksh 2:/bin/csh 1:/usr/lib/uucp/uucico 1:/sbin/sh Most common login, $ last | freqcount -f1 37:chris 21:johnw 14:root 12:doug 7:john 5:susan 3:ken 3:david 2:fred 2:reboot 1:oracle 1: 1:wtmp Multiple fields can be selected, $ ls -l /usr/bin | freqcount -f6,7,8 447:Apr 7 2002 49:Jun 4 2002 28:Mar 2 2002 7:Apr 15 2002 6:Oct 28 07:19 5:Sep 13 2003 4:Sep 24 2003 3:Mar 15 2003 3:Nov 21 16:18 3:Feb 25 2003 2:Dec 14 2002 2:Feb 12 2002 2:Feb 25 06:31 1:Apr 6 2002 1:Feb 22 2003 1:Nov 15 07:23 1:May 29 2003 1:Feb 18 2000 1:Feb 3 2002 1:Aug 8 2003 1: 1:Sep 30 10:52 1:Oct 30 06:14