| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 44 |
5.7%
|
| 2 | 2 | 142 |
18.4%
|
| 3 | 3 | 221 |
28.7%
|
| 4 | 4 | 118 |
15.3%
|
| 5 | 5 | 140 |
18.2%
|
| 6 | 6 | 9 |
1.2%
|
| Missing value | 96 |
12.5%
|