| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 – Increased | 24 |
11.3%
|
| 2 | 2 – Stayed the same | 108 |
50.7%
|
| 3 | 3 – Decreased | 69 |
32.4%
|
| 4 | 4 – Not received | 12 |
5.6%
|
| Sysmiss | 834 |