| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 49 |
27.5%
|
| 2 | 1 | 17 |
9.6%
|
| 3 | 2 | 13 |
7.3%
|
| 4 | 3 | 42 |
23.6%
|
| 5 | 4 | 11 |
6.2%
|
| 6 | 5 | 8 |
4.5%
|
| 7 | 6 | 11 |
6.2%
|
| 8 | 7 | 21 |
11.8%
|
| 9 | 96 | 6 |
3.4%
|
| Missing value | 202 |