You mean you see in the report like this? :
X One-Time Direct Referrals: $97 each - $65 before Mar '05
It only say that you get $97 (minus discount) each referrals paid after Mar 2005 and you get $65 (minus discount) each referrals paid before Mar 2005.
So the list is up to date always.
PromoCode [color=#CC0000]FULL_97_OFF <-click prefilled[/color] = host 1 yr for $22.4 ; [color=#CC0000]LIFE_IP_67_OFF[/color] = 2 yrs IP for $123.8