| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 A significant contribution to protect the environment | 7548 |
39.4%
|
| 2 | 2 Too little to protect the environment | 8299 |
43.3%
|
| 3 | 3 Nothing at all | 2002 |
10.5%
|
| 4 | 4 (DK) | 1219 |
6.4%
|
| 5 | 5 (Refused) | 87 |
0.5%
|
| Sysmiss | 1080128 |