| Value | Category | Cases | |
|---|---|---|---|
| 1 | Excellent | 22 |
3.6%
|
| 2 | Very good | 147 |
24.1%
|
| 3 | Good | 111 |
18.2%
|
| 4 | Above average | 196 |
32.2%
|
| 97 | Other | 70 |
11.5%
|
| 98 | Don't know | 63 |
10.3%
|
| Sysmiss | 15821 |