| Value | Category | Cases | |
|---|---|---|---|
| 0 | 726 |
69.5%
|
|
| 1 | 9 |
0.9%
|
|
| 2 | 96 |
9.2%
|
|
| 3 | 214 |
20.5%
|
|
| Sysmiss | 1957 |