age,numF,numM
2,NA,85
3,3,288
4,23,956
5,568,3273
6,222,1173
7,233,1256
8,56,370
9,341,2115
10,NA,34
11,18,NA
12,65,206
13,1,53
14,55,185
15,NA,1
16,NA,1
17,NA,26
18,NA,15
19,3,65