| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increasing | 192 |
6.8%
|
| 2 | About the same | 68 |
2.4%
|
| 3 | Decreasing | 33 |
1.2%
|
| 777 | Do not know | 19 |
0.7%
|
| Sysmiss | 2504 |
88.9%
|