| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 – Increased | 19 |
14.8%
|
| 2 | 2 – Stayed the same | 62 |
48.4%
|
| 3 | 3 – Decreased | 36 |
28.1%
|
| 4 | 4 – Not received | 11 |
8.6%
|
| Sysmiss | 919 |