| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| 1 | increased | 83 |
68.6%
|
| 2 | remained the same | 22 |
18.2%
|
| 3 | decreased | 16 |
13.2%
|
| Sysmiss | 1874 |