| Value | Category | Cases | |
|---|---|---|---|
| 1 | more than adequate | 739 |
15.9%
|
| 2 | just adequate | 2439 |
52.5%
|
| 3 | less than adequate | 1380 |
29.7%
|
| 8 | don't know | 84 |
1.8%
|
| 9 | refuse to answer | 2 |
0%
|