| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.2%
|
| -7 | Establishment was not in business | 8 |
1.3%
|
| 1 | Yes | 139 |
22.6%
|
| 2 | No | 467 |
75.9%
|