Objective-C
#1 878
#2 191
#3 10
#4 9
#5 6
#6 6
#7 5
#8 5
#9 4
#10 3
#11 2
#12 2
#13 2
#14 1
#15 1
#16 1
#17 1
#18 1
#19 1