C#
#1 56
#2 29
#3 29
#4 11
#5 8
#6 6
#7 5
#8 4
#9 4
#10 4
#11 4
#12 3
#13 2
#14 2
#15 2
#16 1
#17 1
#18 1
#19 1
#20 1
#21 1