| Value | Category | Cases | |
|---|---|---|---|
| 0 | 109 |
44.5%
|
|
| 1 | 74 |
30.2%
|
|
| 2 | 45 |
18.4%
|
|
| 3 | 13 |
5.3%
|
|
| 4 | 3 |
1.2%
|
|
| 7 | 1 |
0.4%
|
|
| Missing value | 23 |