| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3436 |
94.3%
|
|
| 1 | 55 |
1.5%
|
|
| 2 | 78 |
2.1%
|
|
| 3 | 62 |
1.7%
|
|
| 4 | 12 |
0.3%
|
|
| Sysmiss | 4 |