| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Increased a lot | 511 |
21.3%
|
| 2 | Increased somewhat | 418 |
17.4%
|
| 3 | Stayed the same | 482 |
20.1%
|
| 4 | Decreased somewhat | 600 |
25%
|
| 5 | Decreased a lot | 244 |
10.2%
|
| 8 | Refused | 1 |
0%
|
| 9 | Don’t know | 144 |
6%
|