| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
2%
|
| -7 | None of the above (spontaneous) | 41 |
13.7%
|
| 1 | Heating and cooling improvements | 67 |
22.3%
|
| 2 | More climate-friendly energy generation on site | 32 |
10.7%
|
| 3 | Machinery and equipment upgrades | 39 |
13%
|
| 4 | Energy management | 19 |
6.3%
|
| 5 | Waste minimization, recycling and waste management | 44 |
14.7%
|
| 6 | Air pollution control measures | 10 |
3.3%
|
| 7 | Water management | 2 |
0.7%
|
| 8 | Upgrade of vehicles | 11 |
3.7%
|
| 9 | Improvements to lighting system | 29 |
9.7%
|
| 10 | Other pollution control measures | 0 |
0%
|
| Sysmiss | 232 |