| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
4%
|
|
| 1 | 248 |
57.8%
|
|
| 2 | 100 |
23.3%
|
|
| 3 | 37 |
8.6%
|
|
| 4 | 14 |
3.3%
|
|
| 5 | 3 |
0.7%
|
|
| 6 | 6 |
1.4%
|
|
| 8 | 4 |
0.9%
|
|
| Sysmiss | 1326 |