| Value | Category | Cases | |
|---|---|---|---|
| 0 | 89 |
23.7%
|
|
| 1 | 235 |
62.5%
|
|
| 2 | 47 |
12.5%
|
|
| 3 | 4 |
1.1%
|
|
| 4 | 1 |
0.3%
|
|
| Missing value | 30 |