| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1508 |
87.7%
|
|
| 1 | 68 |
4%
|
|
| 2 | 49 |
2.8%
|
|
| 3 | 95 |
5.5%
|
|
| Sysmiss | 2818 |