| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 43 |
4.4%
|
| -7 | None of the above (spontaneous) | 147 |
15.2%
|
| 1 | Heating and cooling improvements | 60 |
6.2%
|
| 2 | More climate-friendly energy generation on site | 5 |
0.5%
|
| 3 | Machinery and equipment upgrades | 201 |
20.7%
|
| 4 | Energy management | 106 |
10.9%
|
| 5 | Waste minimization, recycling and waste management | 148 |
15.3%
|
| 6 | Air pollution control measures | 51 |
5.3%
|
| 7 | Water management | 27 |
2.8%
|
| 8 | Upgrade of vehicles | 52 |
5.4%
|
| 9 | Improvements to lighting system | 104 |
10.7%
|
| 10 | Other pollution control measures | 25 |
2.6%
|
| Sysmiss | 270 |