| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refused (SPONTANEOUS) | 0 |
0%
|
| -9 | Don’t know (SPONTANEOUS) | 0 |
0%
|
| 1 | Increased | 20 |
4.5%
|
| 2 | Decreased | 69 |
15.7%
|
| 3 | Remained the same | 351 |
79.8%
|
| Sysmiss | 231 |