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