| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 84 |
2.8%
|
| 2 | 2 | 508 |
16.8%
|
| 3 | 3 | 1106 |
36.5%
|
| 4 | 98 | 262 |
8.7%
|
| Missing value | 1067 |
35.2%
|