| Value | Category | Cases | |
|---|---|---|---|
| 1 | Higher | 288 |
13.8%
|
| 2 | About the same | 1263 |
60.4%
|
| 3 | Lower | 537 |
25.7%
|
| 4 | 1 |
0%
|
|
| 10 | 1 |
0%
|
|
| 500000 | 1 |
0%
|
|
| 0 | NR | 58 | |
| 9 | NA | 19 | |
| Sysmiss | 832 |