| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every day | 645 |
95%
|
| 2 | Once a week | 22 |
3.2%
|
| 3 | Once every two weeks | 4 |
0.6%
|
| 4 | Once a month | 8 |
1.2%
|
| 2147483625 | Don't know | 0 |
0%
|
| 2147483639 | Refuse to answer | 0 |
0%
|
| 11 | .R | 1 | |
| Sysmiss | 2005 |