| Value | Category | Cases | |
|---|---|---|---|
| 0 | 141 |
3.4%
|
|
| 1 | 5 |
0.1%
|
|
| 2 | 2604 |
63.4%
|
|
| 3 | 1358 |
33.1%
|
|
| Sysmiss | 473 |