| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2112 |
46.2%
|
|
| 1 | 1808 |
39.6%
|
|
| 2 | 520 |
11.4%
|
|
| 3 | 120 |
2.6%
|
|
| 4 | 8 |
0.2%
|
|
| Sysmiss | 60152 |