| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 | 1 |
0.1%
|
| 2 | 3 | 9 |
0.5%
|
| 3 | 4 | 168 |
10.1%
|
| 4 | 5 | 161 |
9.6%
|
| Missing value | 1330 |
79.7%
|