| Value | Category | Cases | |
|---|---|---|---|
| 0 | 66 |
37.9%
|
|
| 1 | 4 |
2.3%
|
|
| 2 | 17 |
9.8%
|
|
| 3 | 18 |
10.3%
|
|
| 4 | 8 |
4.6%
|
|
| 5 | 6 |
3.4%
|
|
| 7 | 52 |
29.9%
|
|
| Missing value | 3 |
1.7%
|