4
no smoking
2
3
4
4
6
2
4
2
4
3
5
3
2
7
2
5
4
2
3
5
1
1
4
4
3
3
7
4
3
4
0
3
5
4
4
2
1
11
5
2
5
3
1
4
4
4
4
3
4
