9
no smoking
8
6
4
7
6
7
7
8
13
13
1
9
5
9
4
7
5
8
2
2
5
2
12
8
1
2
17
10
9
14
2
8
8
10
8
8
0
0
2
8
3
6
7
8
1
6
5
10
9
