| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1302 |
65.7%
|
|
| 1 | 68 |
3.4%
|
|
| 2 | 195 |
9.8%
|
|
| 3 | 416 |
21%
|
|
| Sysmiss | 1021 |