| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Increased a lot | 148 |
12.3%
|
| 2 | Increased somewhat | 193 |
16.1%
|
| 3 | Stayed the same | 222 |
18.5%
|
| 4 | Decreased somewhat | 424 |
35.3%
|
| 5 | Decreased a lot | 151 |
12.6%
|
| 9 | Don't know | 62 |
5.2%
|
| 98 | Refused | 0 |
0%
|