| Value | Category | Cases | |
|---|---|---|---|
| 1 | MORE THAN USUAL | 210 |
13.3%
|
| 2 | ABOUT THE SAME AS USUAL | 1100 |
69.8%
|
| 3 | LESS THAN USUAL | 266 |
16.9%
|
| Sysmiss | 633 |