| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 3 |
14.3%
|
| 2 | 2 | 9 |
42.9%
|
| 3 | 3 | 5 |
23.8%
|
| 4 | 4 | 1 |
4.8%
|
| 5 | 5 | 1 |
4.8%
|
| 6 | 6 | 1 |
4.8%
|
| 7 | 7 | 1 |
4.8%
|
| Missing value | 359 |