| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1528 |
90.8%
|
|
| 1 | 108 |
6.4%
|
|
| 2 | 40 |
2.4%
|
|
| 3 | 7 |
0.4%
|
|
| Sysmiss | 9 |