| Value | Category | Cases | |
|---|---|---|---|
| 0 | 392 |
39.4%
|
|
| 2 | 7 |
0.7%
|
|
| 3 | 63 |
6.3%
|
|
| 5 | 13 |
1.3%
|
|
| 10 | 85 |
8.5%
|
|
| 15 | 436 |
43.8%
|
|
| Sysmiss | 547 |