| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 864 |
53.8%
|
| 2 | 1 | 126 |
7.9%
|
| 3 | 2 | 5 |
0.3%
|
| 4 | 3 | 1 |
0.1%
|
| Missing value | 609 |
37.9%
|