| Value | Category | Cases | |
|---|---|---|---|
| 1 | once a month | 311 |
20.7%
|
| 2 | 2-3 days a month | 355 |
23.6%
|
| 3 | about once a week | 225 |
15%
|
| 4 | 2-3 days a week | 178 |
11.8%
|
| 5 | 4-6 days a week | 41 |
2.7%
|
| 6 | every day | 105 |
7%
|
| 7 | not used in the past 30 days | 246 |
16.4%
|
| 8 | don't know | 42 |
2.8%
|
| Sysmiss | 37279 |