| Value | Category | Cases | |
|---|---|---|---|
| 0 | 635 |
60.8%
|
|
| 1 | 53 |
5.1%
|
|
| 2 | 20 |
1.9%
|
|
| 3 | 3 |
0.3%
|
|
| Missing value | 333 |
31.9%
|