| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 13 |
2%
|
| 2 | 2 | 2 |
0.3%
|
| 3 | 3 | 1 |
0.2%
|
| 4 | 5 | 42 |
6.6%
|
| 5 | 6 | 1 |
0.2%
|
| 6 | 96 | 22 |
3.4%
|
| Missing value | 559 |
87.3%
|