A couple of you have guessed duplicate numbers. Numbers are first come, first served. You can change your guess all you want before 10 am Central time tomorrow morning. Here's a hint: due to construction, the capacity of the stadium is temporarily reduced.
This is the current list of guesses:
9000
18547
18791
19501
20000
25000
36000
37500
40000
49500
50000
56000 x 2 guesses
57000 x 2 guesses
57025
61100
62400
63000
63416
64352
65000
65432
67851
70000
72000
72100
73198
73800
74231
78001
79560
79600
81000
82000