| Value | Category | Cases | |
|---|---|---|---|
| 0 | 122 |
15.2%
|
|
| 1 | 229 |
28.5%
|
|
| 2 | 218 |
27.1%
|
|
| 3 | 129 |
16.1%
|
|
| 4 | 75 |
9.3%
|
|
| 5 | 20 |
2.5%
|
|
| 6 | 7 |
0.9%
|
|
| 7 | 3 |
0.4%
|
|
| Sysmiss | 478 |