| Value | Category | Cases | |
|---|---|---|---|
| 0 | 30 |
3.4%
|
|
| 1 | 247 |
28.1%
|
|
| 2 | 169 |
19.2%
|
|
| 3 | 143 |
16.3%
|
|
| 4 | 90 |
10.2%
|
|
| 5 | 28 |
3.2%
|
|
| 6 | 172 |
19.6%
|
|
| Sysmiss | 23933 |