| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0- | 491 |
30.3%
|
| 1 | 15- | 239 |
14.8%
|
| 2 | 30- | 330 |
20.4%
|
| 3 | 50- | 264 |
16.3%
|
| 4 | 70- | 296 |
18.3%
|
| 5 | 751- | 0 |
0%
|
| Sysmiss | 4730 |