Output of Go simulation of 99%ile floor in elevator scenario with h = 4/9

Output of Go simulation of 99%ile floor in elevator scenario with h = 4/9
(https://play.golang.org/p/RGLScWQP4pw):

# stops on floor 0 = 19989736, # stops on floor 0 or lower = 19989736
# stops on floor 1 = 15992028, # stops on floor 1 or lower = 35981764
# stops on floor 2 = 12802246, # stops on floor 2 or lower = 48784010
# stops on floor 3 = 10250226, # stops on floor 3 or lower = 59034236
# stops on floor 4 = 8202625, # stops on floor 4 or lower = 67236861
# stops on floor 5 = 6562020, # stops on floor 5 or lower = 73798881
# stops on floor 6 = 5248819, # stops on floor 6 or lower = 79047700
# stops on floor 7 = 4199030, # stops on floor 7 or lower = 83246730
# stops on floor 8 = 3359929, # stops on floor 8 or lower = 86606659
# stops on floor 9 = 2687367, # stops on floor 9 or lower = 89294026
# stops on floor 10 = 2147114, # stops on floor 10 or lower = 91441140
# stops on floor 11 = 1714995, # stops on floor 11 or lower = 93156135
# stops on floor 12 = 1372626, # stops on floor 12 or lower = 94528761
# stops on floor 13 = 1098149, # stops on floor 13 or lower = 95626910
# stops on floor 14 = 876932, # stops on floor 14 or lower = 96503842
# stops on floor 15 = 699957, # stops on floor 15 or lower = 97203799
# stops on floor 16 = 558417, # stops on floor 16 or lower = 97762216
# stops on floor 17 = 447083, # stops on floor 17 or lower = 98209299
# stops on floor 18 = 358151, # stops on floor 18 or lower = 98567450
# stops on floor 19 = 286632, # stops on floor 19 or lower = 98854082
# stops on floor 20 = 229473, # stops on floor 20 or lower = 99083555
99% of stops are below floor 21