4
drinking
4
6
1
1
3
1
1
1
1
2
4
5
4
2
3
0
3
1
2
1
3
2
2
1
1
2
2
4
5
1
2
2
0
1
1
1
1
2
2
1
2
3
4
2
1
3
2
2
2
