My latest and only infractions listed are:

Expired: Private - Insufferable Idiocy / Thread Crapping on 01/12/11 at 12:22 AM by Nelson
Expired: Private - Insufferable Idiocy / Thread Crapping on 01/11/11 at 07:59 PM by Nelson
Expired: Private - Disrespect Toward Forum Leaders on 04/15/09 at 10:49 AM by Nelson

I think I got my latest two around the time that Zackk got banned.