| Value | Category | Cases | |
|---|---|---|---|
| 1 | Higher | 1463 |
70.1%
|
| 2 | About the same | 603 |
28.9%
|
| 3 | Lower | 19 |
0.9%
|
| 4 | 1 |
0%
|
|
| 10 | 1 |
0%
|
|
| 0 | NR | 58 | |
| 9 | NA | 18 | |
| Sysmiss | 837 |