| Value | Category | Cases | |
|---|---|---|---|
| -99 | 115 |
83.3%
|
|
| -97 | 16 |
11.6%
|
|
| 2 | 1 |
0.7%
|
|
| 3 | 6 |
4.3%
|
|
| Sysmiss | 19 |