| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
2.9%
|
| -7 | Does not apply | 1 |
1.5%
|
| 0 | No losses | 61 |
89.7%
|
| 1 | 2 |
2.9%
|
|
| 3 | 1 |
1.5%
|
|
| 5 | 1 |
1.5%
|
|
| Sysmiss | 292 |