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