| Value | Category | Cases | |
|---|---|---|---|
| 0 | 307 |
81.2%
|
|
| 1 | 38 |
10.1%
|
|
| 2 | 25 |
6.6%
|
|
| 3 | 8 |
2.1%
|
|
| Sysmiss | 1822 |