Here's a few charts for everyones perusal. some are easier to understand than others, but they all offer some useful info for those interested in recoil #'s

http://www.chuckhawks.com/recoil_table.htm

http://www.chuckhawks.com/rem_managed_recoil.htm

http://www.accuratereloading.com/recoil.html

http://forums.huntingresource.com/index.php?showtopic=2027

http://www.nodakoutdoors.com/forums/viewtopic.php?t=22756

http://forum.gon.com/showthread.php?t=56996