Cliff:
Excellent point. I think there are a lot of characteristics of those totals that are misleading and I don't think one can derive (even on average) that "if only I had transacted 3 times instead of 0 I would have done better". However, it doesn't mean it isn't interesting.
Len
Warren Buffet: 5 minutes and 17 seconds of pure, unadulterated, bulletproof, flawless logic.
____________________________________________