| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 16 |
1.4%
|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Does not apply | 895 |
78.2%
|
| 1 | Increase | 6 |
0.5%
|
| 2 | Remain the same | 56 |
4.9%
|
| 3 | Decrease | 172 |
15%
|
| Sysmiss | 178 |