| Value | Category | Cases | |
|---|---|---|---|
| 0 | 27 |
1.3%
|
|
| 1 | 1283 |
59.7%
|
|
| 2 | 726 |
33.8%
|
|
| 3 | 75 |
3.5%
|
|
| 4 | 37 |
1.7%
|
|
| Sysmiss | 15 |