| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Increased a lot | 350 |
29.2%
|
| 2 | Increased somewhat | 111 |
9.3%
|
| 3 | Stayed the same | 161 |
13.4%
|
| 4 | Decreased somewhat | 272 |
22.7%
|
| 5 | Decreased a lot | 227 |
18.9%
|
| 9 | Don't know | 79 |
6.6%
|
| 98 | Refused | 0 |
0%
|