there have been at least two other threads that asked the same thing - here is what AZHousepro said was posted at the event, the figures on the US Open website i believe were projections based on a full field:
1 40,000
2 20,000
3 10,000
4 7,000
5/6 5,500
7/8 4000
9/12 3000
13/16 2500
17/24 2000...