| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 997 |
6.4%
|
| -8 | Refused | 5 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 91 |
0.6%
|
| 1 | Excellent | 4235 |
27.1%
|
| 2 | Very Good | 3947 |
25.3%
|
| 3 | Good | 3428 |
21.9%
|
| 4 | Fair | 1763 |
11.3%
|
| 5 | Poor | 1118 |
7.2%
|
| 6 | Blind | 47 |
0.3%
|
| Sysmiss | 1241 |