| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 8191 |
65.8%
|
| 1 | 2 | 4263 |
34.2%
|
| 2 | 3 | 0 |
0%
|
| 98 | 4 | 0 |
0%
|
| 99 | 5 | 0 |
0%
|
| Sysmiss | 352 |