| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Increase | 343 |
8.7%
|
| 2 | 2. Same | 1716 |
43.6%
|
| 3 | 3. Decrease | 1813 |
46%
|
| 99 | 99. Don't know/ Refuse to answer | 68 |
1.7%
|
| Sysmiss | 5 |