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