| Value | Category | Cases | |
|---|---|---|---|
| 1 | 321 |
2%
|
|
| 2 | 2352 |
14.8%
|
|
| 3 | 8972 |
56.3%
|
|
| 4 | 4292 |
26.9%
|
|
| Sysmiss | 503 |