| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refused (SPONTANEOUS) | 0 |
0%
|
| -9 | Don’t know (SPONTANEOUS) | 0 |
0%
|
| 1 | Increased | 5 |
1.1%
|
| 2 | Decreased | 59 |
13.3%
|
| 3 | Remained the same | 381 |
85.6%
|
| Sysmiss | 226 |