| Value | Category | Cases | |
|---|---|---|---|
| 0 | 395 |
10.7%
|
|
| 1 | 309 |
8.4%
|
|
| 2 | 505 |
13.6%
|
|
| 3 | 462 |
12.5%
|
|
| 4 | 324 |
8.8%
|
|
| 5 | 491 |
13.3%
|
|
| 6 | 388 |
10.5%
|
|
| 7 | 305 |
8.2%
|
|
| 8 | 521 |
14.1%
|
|
| Sysmiss | 4 |