Allen added $218,153 to his a little over $1 million in total compensation in 2013. Following Allen on the list for the Chargers were safety Jahleel Addae ($196,582), an undrafted rookie free agent considered a long shot to make the final roster last season; offensive lineman Johnnie Troutman ($187,085); cornerback Richard Marshall ($181,694); and receiver Vincent Brown ($160,243).
Established in 2002 as part of the collective bargaining agreement, the NFL's performance-based pay program is a fund created and used as a supplemental form of player compensation based on a comparison of playing time to salary.
Players become eligible to receive a bonus distribution in any regular season in which they play at least one official down.
Each NFL team received $3.46 million to pay out to their players for the 2013 season. Generally, players who benefit the most from the pool of money are those that played extensively but had low salaries relative to their teammates.