This script returns counts for the ~20 most-used phpdoc @tags used in WordPress core as of 3.6 Beta 1. Uses ack to get the counts.

wp_core_doc_tags.sh

#!/bin/bash

# Return counts for 20 phpDoc @tags used in WordPress core

# @tags array
tags=( @var @package @subpackage @since @link @deprecated @param @return @access @name @copyright @author @license @version @see @uses @internal @TODO @global @result @option @method )

echo "Total @tags to search: ${#tags[*]}"


for t in "${tags[@]}"
do
	ack -Q -h -c "$t "
	echo "   - $t"
done