| Value | Category | Cases | |
|---|---|---|---|
| 0 | 20 |
3.2%
|
|
| 1 | 592 |
94.3%
|
|
| 2 | 7 |
1.1%
|
|
| 3 | 9 |
1.4%
|
|
| Sysmiss | 2319 |