| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 3 |
0.7%
|
| 2 | Poor | 5 |
1.2%
|
| 3 | Fair | 10 |
2.3%
|
| 4 | Good | 137 |
31.9%
|
| 5 | Very good | 222 |
51.6%
|
| 6 | Excellent | 53 |
12.3%
|
| 7 | Data not entered | 0 |
0%
|
| Sysmiss | 639 |