| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
0.4%
|
| -7 | Establishment was not in business | 1 |
0.1%
|
| 1 | Yes | 125 |
17.1%
|
| 2 | No | 600 |
82.3%
|