| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 775 |
51.2%
|
| 1 | At least once in last 4 wks | 738 |
48.8%
|
| 2 | At least once/wk for 4 wks | 0 |
0%
|
| Sysmiss | 13 |