0
no smoking
0
1
1
0
1
5
2
4
3
1
0
1
1
0
0
0
1
0
0
0
0
0
0
1
0
0
1
0
1
0
1
4
4
0
5
1
3
3
11
4
3
1
2
3
2
2
9
3
2
