| Value | Category | Cases | |
|---|---|---|---|
| 0 | 565 |
41.2%
|
|
| 1 | 435 |
31.7%
|
|
| 2 | 288 |
21%
|
|
| 3 | 52 |
3.8%
|
|
| 4 | 31 |
2.3%
|
|
| Sysmiss | 2276 |