Rust
#1 160
#2 63
#3 42
#4 34
#5 14
#6 8
#7 4
#8 2
#9 1
#10 1
#11 1
#12 1
#13 1
#14 1
#15 1
#16 1
#17 1
#18 1
#19 1
#20 1