| Value | Category | Cases | |
|---|---|---|---|
| 1 | increased | 1 |
4.5%
|
| 2 | stayed the same | 13 |
59.1%
|
| 3 | reduced | 7 |
31.8%
|
| 4 | stopped entirely | 1 |
4.5%
|
| Sysmiss | 2649 |