| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 244 |
69.5%
|
| 2 | 1 | 23 |
6.6%
|
| 3 | 2 | 25 |
7.1%
|
| 4 | 3 | 25 |
7.1%
|
| 5 | 4 | 3 |
0.9%
|
| 6 | 5 | 7 |
2%
|
| 7 | 6 | 1 |
0.3%
|
| 8 | 7 | 18 |
5.1%
|
| Missing value | 5 |
1.4%
|