Online Career Records flaw?

It says I have had 373 teams, won 53 championships, made the playoffs 183 times BUT only 728 total wins and 691 losses. That doesn't add up. Many of the seasons don't have full win or loss totals.

http://onlinegames.strat-o-matic.com/member/4664151

That's your playoff record....

i see, oops