| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 62 |
2.8%
|
| 2 | fairly well | 243 |
11%
|
| 3 | not very well | 545 |
24.8%
|
| 4 | not at all well | 1306 |
59.4%
|
| 5 | do not know | 44 |
2%
|
| 6 | refused | 0 |
0%
|