| Value | Category | Cases | |
|---|---|---|---|
| 1 | 56 |
24.3%
|
|
| 2 | 1 |
0.4%
|
|
| 3 | 1 |
0.4%
|
|
| 4 | 6 |
2.6%
|
|
| 5 | 154 |
67%
|
|
| 6 | 12 |
5.2%
|
|
| Missing value | 119 |