| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 1 |
0.7%
|
| 0 | None | 146 |
98%
|
| 2000 | 1 |
0.7%
|
|
| 5000 | 1 |
0.7%
|
|
| Sysmiss | 3174 |