| Value | Category | Cases | |
|---|---|---|---|
| 0 | 44 |
11.9%
|
|
| 1 | 232 |
62.9%
|
|
| 2 | 73 |
19.8%
|
|
| 3 | 13 |
3.5%
|
|
| 4 | 7 |
1.9%
|
|
| Missing value | 37 |