| Value | Category | Cases | |
|---|---|---|---|
| 0 | 39 |
40.2%
|
|
| 1 | 23 |
23.7%
|
|
| 2 | 14 |
14.4%
|
|
| 3 | 10 |
10.3%
|
|
| 4 | 9 |
9.3%
|
|
| 6 | 1 |
1%
|
|
| Missing value | 1 |
1%
|