| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 186 |
6.5%
|
| 2 | 1 2 | 1099 |
38.6%
|
| 3 | 2 | 1320 |
46.3%
|
| 4 | 2 1 | 86 |
3%
|
| Missing value | 158 |
5.5%
|