| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
3.4%
|
| -7 | None of the above (spontaneous) | 13 |
4.4%
|
| 1 | Heating and cooling improvements | 39 |
13.3%
|
| 2 | More climate-friendly energy generation on site | 4 |
1.4%
|
| 3 | Machinery and equipment upgrades | 62 |
21.1%
|
| 4 | Energy management | 21 |
7.1%
|
| 5 | Waste minimization, recycling and waste management | 54 |
18.4%
|
| 6 | Air pollution control measures | 6 |
2%
|
| 7 | Water management | 3 |
1%
|
| 8 | Upgrade of vehicles | 29 |
9.9%
|
| 9 | Improvements to lighting system | 50 |
17%
|
| 10 | Other pollution control measures | 3 |
1%
|
| Sysmiss | 65 |