(Of 12000 tries, the average no. of successes should be 3523.0 with sigma=21.9)

No. successes z-score p-value

3512 -0.5023 0.692266
3523 0.0000 0.500000
3539 0.7306 0.232514
3519 -0.1826 0.572463
3559 1.6438 0.050105
3534 0.5023 0.307734
3509 -0.6393 0.738676
3515 -0.3653 0.642555
3500 -1.0502 0.853193
3538 0.6849 0.246694

Square side=100, avg. no. parked=3524.80 sample std.=16.71

p-value of the KSTEST for those 10 p-values: 0.918998