| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 295 |
84%
|
| 2 | 1 | 5 |
1.4%
|
| 3 | 2 | 11 |
3.1%
|
| 4 | 3 | 11 |
3.1%
|
| 5 | 4 | 4 |
1.1%
|
| 6 | 5 | 4 |
1.1%
|
| 7 | 7 | 16 |
4.6%
|
| Missing value | 5 |
1.4%
|