| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 | 249 |
1.8%
|
| 2 | 3 | 227 |
1.6%
|
| 3 | 4 | 178 |
1.3%
|
| 4 | oth | 390 |
2.8%
|
| Missing value | 12997 |
92.6%
|