| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
3.6%
|
|
| 2 | 41 |
73.2%
|
|
| 3 | 9 |
16.1%
|
|
| 4 | 3 |
5.4%
|
|
| 6 | 1 |
1.8%
|
|
| Missing value | 31 |