Way too many to start counting now. That was the one cool thing that came out of the 70's. Screwing to your little hearts desire.
But people, It's not how many! It's how well you pleased them!
The key to becoming a studmuffin is taking care of your partners needs first! I've found that the more attentive you are, the more they'll keep cumming back. Even talk to their friends about you.
bass