This iks not based on any class. Just every race in Aus.

Age:

2 6758 666 5050.4
3 36300 3861 27681.2
4 42073 4678 35120.8
5 30335 2727 23792.2
6 17432 1325 13253.8
7 9094 564 6765.4
8 4037 207 2357.6
9 1276 80 913.1
10 410 14 176.1


Sex:
C 4516 542 3451.3
F 20311 2035 14856.8
G 85185 8192 67998.9
H 2728 249 2085.6
M 35011 3101 26760.8


It is selections, winners, unitab return.