| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Increased a lot | 250 |
20.9%
|
| 2 | Increased somewhat | 134 |
11.2%
|
| 3 | Stayed the same | 240 |
20%
|
| 4 | Decreased somewhat | 335 |
27.9%
|
| 5 | Decreased a lot | 205 |
17.1%
|
| 9 | Don't know | 35 |
2.9%
|
| 98 | Refused | 0 |
0%
|