| Value | Category | Cases | |
|---|---|---|---|
| 0 | 195 |
2.1%
|
|
| 1 | 373 |
4.1%
|
|
| 2 | 6328 |
69.2%
|
|
| 3 | 2243 |
24.5%
|
|
| 9 | 2 |
0%
|
|
| Sysmiss | 22720 |