3
middle-aged
3
2
3
2
2
2
0
6
1
1
6
2
1
3
1
3
3
0
6
2
2
4
3
3
2
6
4
3
3
3
2
3
5
2
2
3
2
4
5
2
5
4
6
5
4
4
3
5
3
