| Value | Category | Cases | |
|---|---|---|---|
| 0 | 239 |
17.3%
|
|
| 1 | 203 |
14.7%
|
|
| 2 | 172 |
12.4%
|
|
| 3 | 161 |
11.6%
|
|
| 4 | 184 |
13.3%
|
|
| 5 | 206 |
14.9%
|
|
| 6 | 219 |
15.8%
|
|
| Sysmiss | 1 |