Please check one box for each of the questions below to show what you think.
B. And do you think that air pollution caused by cars is…
Code | Label |
---|---|
1 | Extremely dangerous |
2 | Very dangerous |
3 | Somewhat dangerous |
4 | Not very dangerous |
5 | Not dangerous |
8 | Don't know |
9 | No answer |
0 | Not applicable |
1993 | 1994 | 2000 |
---|---|---|
189 | 161 | 175 |
372 | 314 | 329 |
674 | 613 | 560 |
178 | 163 | 102 |
22 | 23 | 8 |
36 | 42 | 46 |
86 | 70 | 56 |
49 | 1606 | 1541 |
Valid cases | 3883 |
Missing cases | 58583 |