| Value | Category | Cases | |
|---|---|---|---|
| 0 | 259 |
1.7%
|
|
| 1 | 402 |
2.7%
|
|
| 2 | 695 |
4.7%
|
|
| 3 | 2073 |
13.9%
|
|
| 4 | 2552 |
17.1%
|
|
| 5 | 3981 |
26.8%
|
|
| 6 | 4919 |
33.1%
|
|
| Sysmiss | 1559 |