| Value | Category | Cases | |
|---|---|---|---|
| 0 | 124 |
2.8%
|
|
| 1 | 28 |
0.6%
|
|
| 2 | 168 |
3.7%
|
|
| 3 | 382 |
8.5%
|
|
| 4 | 3787 |
84.4%
|
|
| Sysmiss | 92 |