| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 3 |
1.4%
|
| 2 | 3 | 1 |
0.5%
|
| 3 | 4 | 10 |
4.5%
|
| 4 | 5 | 2 |
0.9%
|
| Missing value | 206 |
92.8%
|