| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1424 |
71.6%
|
|
| 1 | 120 |
6%
|
|
| 2 | 192 |
9.7%
|
|
| 3 | 102 |
5.1%
|
|
| 4 | 46 |
2.3%
|
|
| 5 | 18 |
0.9%
|
|
| 6 | 11 |
0.6%
|
|
| 7 | 76 |
3.8%
|
|
| Sysmiss | 1 |