| Value | Category | Cases | |
|---|---|---|---|
| 1 | Bad | 1 |
0.2%
|
| 2 | Difficult | 6 |
0.9%
|
| 3 | Don’t' Know | 3 |
0.5%
|
| 4 | Good | 97 |
14.9%
|
| Missing value | 542 |
83.5%
|