C#
#1 338
#2 78
#3 44
#4 15
#5 10
#6 9
#7 5
#8 5
#9 5
#10 5
#11 3
#12 3
#13 2
#14 2
#15 2
#16 1
#17 1
#18 1
#19 1
#20 1