| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
3.1%
|
| -7 | Does not apply | 1 |
1%
|
| 0 | No losses | 89 |
90.8%
|
| 1 | 2 |
2%
|
|
| 4 | 1 |
1%
|
|
| 5 | 1 |
1%
|
|
| 10 | 1 |
1%
|
|
| Sysmiss | 988 |