| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
3.2%
|
| -7 | None of the above (spontaneous) | 9 |
4.1%
|
| 1 | Heating and cooling improvements | 40 |
18.2%
|
| 2 | More climate-friendly energy generation on site | 0 |
0%
|
| 3 | Machinery and equipment upgrades | 23 |
10.5%
|
| 4 | Energy management | 11 |
5%
|
| 5 | Waste minimization, recycling and waste management | 67 |
30.5%
|
| 6 | Air pollution control measures | 4 |
1.8%
|
| 7 | Water management | 1 |
0.5%
|
| 8 | Upgrade of vehicles | 29 |
13.2%
|
| 9 | Improvements to lighting system | 29 |
13.2%
|
| 10 | Other pollution control measures | 0 |
0%
|
| Sysmiss | 141 |