| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
1%
|
| -7 | None of the above (spontaneous) | 7 |
3.4%
|
| 1 | Heating and cooling improvements | 42 |
20.3%
|
| 2 | More climate-friendly energy generation on site | 3 |
1.4%
|
| 3 | Machinery and equipment upgrades | 32 |
15.5%
|
| 4 | Energy management | 10 |
4.8%
|
| 5 | Waste minimization, recycling and waste management | 57 |
27.5%
|
| 6 | Air pollution control measures | 5 |
2.4%
|
| 7 | Water management | 0 |
0%
|
| 8 | Upgrade of vehicles | 22 |
10.6%
|
| 9 | Improvements to lighting system | 27 |
13%
|
| 10 | Other pollution control measures | 0 |
0%
|
| Sysmiss | 151 |