| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (Spontaneous) | 1 |
1.4%
|
| 1 | Standard for total energy use | 40 |
58%
|
| 2 | Standard for energy use relative to output | 25 |
36.2%
|
| 3 | Standard for energy use relative to other parameters | 3 |
4.3%
|
| Sysmiss | 283 |