0
no drinking
4
2
1
5
4
2
7
2
1
4
1
1
3
2
2
2
1
2
4
3
3
5
4
1
1
6
4
2
1
4
1
2
3
6
4
4
2
1
0
5
1
1
0
1
4
2
1
1
2
