Howdy, all you fine folks out there in Drifterland; here is a site I found while scrounging around on Google; I think this or something like it may have been posted some time back, but not sure. Anyway, here it is:
http://cycle-ergo.com/ (http://cycle-ergo.com/)
Kind of cool; not sure how accurate, but interesting just the same.
Regards and such,
49Reo