| Value | Category | Cases | |
|---|---|---|---|
| 0 | 87 |
2.5%
|
|
| 1 | 905 |
26.5%
|
|
| 2 | 2388 |
69.8%
|
|
| 3 | 19 |
0.6%
|
|
| 4 | 17 |
0.5%
|
|
| 5 | 5 |
0.1%
|
|
| Sysmiss | 297 |