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