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

No. successes z-score p-value

3535 0.5479 0.291865
3525 0.0913 0.463617
3474 -2.2374 0.987371
3506 -0.7763 0.781201
3460 -2.8767 0.997991
3532 0.4110 0.340551
3507 -0.7306 0.767486
3513 -0.4566 0.676028
3518 -0.2283 0.590298
3553 1.3699 0.085365

Square side=100, avg. no. parked=3512.30 sample std.=26.50

p-value of the KSTEST for those 10 p-values: 0.253736