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