| Value | Category | Cases | |
|---|---|---|---|
| 0 | 27 |
8.4%
|
|
| 1 | 61 |
18.9%
|
|
| 2 | 72 |
22.4%
|
|
| 3 | 59 |
18.3%
|
|
| 4 | 30 |
9.3%
|
|
| 5 | 10 |
3.1%
|
|
| 6 | 9 |
2.8%
|
|
| 7 | 49 |
15.2%
|
|
| Missing value | 5 |
1.6%
|