| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.9%
|
| -7 | Establishment was not in business | 1 |
0.9%
|
| 1 | Yes | 13 |
11.4%
|
| 2 | No | 99 |
86.8%
|