| Value | Category | Cases | |
|---|---|---|---|
| 1 | Poor | 161 |
5.2%
|
| 2 | Not very good | 736 |
23.8%
|
| 3 | Good | 1637 |
52.9%
|
| 4 | Very good | 548 |
17.7%
|
| 8 | DK | 13 |
0.4%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 129 |