Well, subtract your basic, 13-month-long-but-supposed-to-be-a-week but the mods hate you ban, and add your several semi-sorta-week bans up and multiply by the Politically Correct Factor, which varies with the Prime Interest rate and the Moon Phases and you have...a really long time.
One of these days I'll pull a Loki-McBaine. And they think it can't be done again.