| Value | Category | Cases | |
|---|---|---|---|
| 0 | 207 |
21.4%
|
|
| 1 | 181 |
18.7%
|
|
| 2 | 194 |
20.1%
|
|
| 3 | 139 |
14.4%
|
|
| 4 | 127 |
13.1%
|
|
| 5 | 59 |
6.1%
|
|
| 6 | 60 |
6.2%
|
|
| Sysmiss | 2444 |