| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 15 |
0.6%
|
| 2 | Stayed the same | 26 |
1%
|
| 3 | Reduced | 9 |
0.3%
|
| 99 | Refused | 2 |
0.1%
|
| Sysmiss | 2607 |
98%
|