| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less | 12 |
5.5%
|
| 2 | No change | 89 |
41%
|
| 3 | More | 37 |
17.1%
|
| 4 | Refused to answer | 4 |
1.8%
|
| 99 | N/R | 75 |
34.6%
|
| 999 | N/A | 0 |
0%
|
| Sysmiss | 982 |