| Value | Category | Cases | |
|---|---|---|---|
| -999 | Don't know | 0 |
0%
|
| -888 | Refuse to answer | 0 |
0%
|
| -777 | Not applicable (never) | 0 |
0%
|
| -666 | Other (please specify) | 1 |
0.1%
|
| 1 | Daily | 497 |
51.7%
|
| 2 | Weekly | 163 |
16.9%
|
| 3 | Monthly | 22 |
2.3%
|
| 4 | Quarterly | 6 |
0.6%
|
| 5 | Irregularly | 273 |
28.4%
|
| 11 | .R | 141 | |
| Sysmiss | 1 |