| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 1 | Too much | 390 |
30.5%
|
| 2 | About right | 277 |
21.7%
|
| 3 | Not enough | 109 |
8.5%
|
| 9 | Don't know | 502 |
39.3%
|