| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 0 |
0%
|
| -7 | The establishment does not use water for production | 51 |
13.5%
|
| 1 | Yes | 35 |
9.3%
|
| 2 | No | 292 |
77.2%
|
| Sysmiss | 1054 |