| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1972 |
44.8%
|
|
| 1 | 1473 |
33.5%
|
|
| 2 | 458 |
10.4%
|
|
| 3 | 279 |
6.3%
|
|
| 4 | 139 |
3.2%
|
|
| 5 | 20 |
0.5%
|
|
| 7 | 17 |
0.4%
|
|
| 8 | 20 |
0.5%
|
|
| 9 | 20 |
0.5%
|
|
| Sysmiss | 140 |