| Value | Category | Cases | |
|---|---|---|---|
| 0 | 35 |
6.2%
|
|
| 1 | 103 |
18.1%
|
|
| 2 | 119 |
21%
|
|
| 3 | 135 |
23.8%
|
|
| 4 | 74 |
13%
|
|
| 5 | 66 |
11.6%
|
|
| 6 | 11 |
1.9%
|
|
| 7 | 24 |
4.2%
|
|
| Missing value | 1 |
0.2%
|