| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1720 |
90.3%
|
|
| 1 | 3 |
0.2%
|
|
| 2 | 165 |
8.7%
|
|
| 3 | 17 |
0.9%
|
|
| Sysmiss | 322 |