Update your copy of
Nifty Stats, we have new features ready for you!
Now you can download referral URL stats for CCBill Affiliate and NATS 4.1 programs.
In program properties / Download Type select your current download type plus "Referral URL". After stats download is done you can see referral URLs under new subprogram. Only URLs active in selected time interval are visible.
http://www.niftystats.com/