| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than one time per week | 48 |
1.1%
|
| 2 | 1 time per week | 68 |
1.5%
|
| 3 | 2 times per week | 164 |
3.7%
|
| 4 | 1 time every 2 days | 154 |
3.5%
|
| 5 | Once a day | 1060 |
23.9%
|
| 6 | Twice a day | 1543 |
34.8%
|
| 7 | Continually | 1400 |
31.5%
|
| 9 | DK | 2 |
0%
|
| Sysmiss | 22155 |