| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5544 |
19.2%
|
|
| 1 | 6261 |
21.7%
|
|
| 2 | 5470 |
19%
|
|
| 3 | 5925 |
20.5%
|
|
| 4 | 5642 |
19.6%
|
|
| Sysmiss | 493 |