| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3522 |
96.7%
|
|
| 1 | 88 |
2.4%
|
|
| 2 | 24 |
0.7%
|
|
| 3 | 8 |
0.2%
|
|
| 4 | 1 |
0%
|
|
| Sysmiss | 4 |