| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 393 |
26.9%
|
| 2 | 2 | 55 |
3.8%
|
| 3 | 3 | 11 |
0.8%
|
| 4 | 96 | 10 |
0.7%
|
| Missing value | 993 |
67.9%
|