| Value | Category | Cases | |
|---|---|---|---|
| 0 | 482 |
96%
|
|
| 1 | 11 |
2.2%
|
|
| 2 | 8 |
1.6%
|
|
| 3 | 1 |
0.2%
|
|
| Sysmiss | 1498 |