| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (Spontaneous) | 2 |
1%
|
| 1 | Standard for total energy use | 160 |
83.8%
|
| 2 | Standard for energy use relative to output | 25 |
13.1%
|
| 3 | Standard for energy use relative to other parameters | 4 |
2.1%
|
| Sysmiss | 1472 |