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