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