| Value | Category | Cases | |
|---|---|---|---|
| 0 | 328 |
11.4%
|
|
| 1 | 2509 |
87.6%
|
|
| 2 | 26 |
0.9%
|
|
| 3 | 2 |
0.1%
|
|
| Sysmiss | 9658 |