| Value | Category | Cases | |
|---|---|---|---|
| 1 | increased | 2 |
18.2%
|
| 2 | stayed the same | 7 |
63.6%
|
| 3 | reduced | 1 |
9.1%
|
| 4 | stopped entirely | 1 |
9.1%
|
| Sysmiss | 2492 |