| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 4 |
40%
|
| 2 | Decreased | 2 |
20%
|
| 3 | Stayed about the same | 4 |
40%
|
| 9 | missing | 0 |
0%
|
| Sysmiss | 807 |