| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3936 |
87.7%
|
|
| 1 | 496 |
11%
|
|
| 2 | 41 |
0.9%
|
|
| 3 | 16 |
0.4%
|
|
| Sysmiss | 92 |