Dart
#1 9
#2 8
#3 6
#4 5
#5 4
#6 3
#7 3
#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
#21 1