| Value | Category | Cases | |
|---|---|---|---|
| 0 | 30 |
81.1%
|
|
| 7 | 3 |
8.1%
|
|
| 99 | not applicable | 4 |
10.8%
|
| 999 | not applicable | 0 |
0%
|
| 9999 | not applicable | 0 |
0%
|
| 99999 | not applicable | 0 |
0%
|
| 999999 | not applicable | 0 |
0%
|
| Sysmiss | 61 |