| Value | Category | Cases | |
|---|---|---|---|
| 0 | 47 |
8.2%
|
|
| 1 | 317 |
55.3%
|
|
| 2 | 94 |
16.4%
|
|
| 3 | 12 |
2.1%
|
|
| 4 | 7 |
1.2%
|
|
| 5 | 12 |
2.1%
|
|
| Missing value | 84 |
14.7%
|