2012 CrossFit Games Opens 12.2 (attempt 3) Workout

This is the third time doing the WOD. I was going to leave it, but felt great today and decided to get as close to 80 as possible. I managed to get 78!!! Failed on 1 rep at the end. Wish I didn't stop to chalk. I know I can DEFINITELY do 80. WIll do this again after the Opens :)

First attempt on Thursday = 69
Second attempt yesterday = 74

Proceed through the sequence below completing as many reps as possible in 10 minutes of:
30 Snatch (M 75 / F 45 lbs)
30 Snatch (M 135 / F 75 lbs)
30 Snatch (M 165 / F 100 lbs)
Max Rep Snatch (M 210 / F 120 lbs)
This workout begins from the standing position. The athlete will complete all reps at the first weight before advancing to the next weight. Score is total reps completed in 10min.