| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 0 |
0%
|
| -98 | Don't know | 0 |
0%
|
| 1 | Increased | 116 |
58.6%
|
| 2 | No change | 6 |
3%
|
| 3 | Decreased | 76 |
38.4%
|
| Sysmiss | 427 |