| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Increase | 27 |
32.5%
|
| 2 | 2. Decrease | 17 |
20.5%
|
| 3 | 3. No change | 33 |
39.8%
|
| 99 | 99. NA | 6 |
7.2%
|
| Sysmiss | 411 |