| Value | Category | Cases | |
|---|---|---|---|
| 0 | 429 |
69.9%
|
|
| 1 | 118 |
19.2%
|
|
| 2 | 62 |
10.1%
|
|
| 3 | 5 |
0.8%
|
|
| Sysmiss | 603 |