| 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) | 5 |
0.5%
|
| 1 | Daily | 218 |
21.6%
|
| 2 | Weekly | 224 |
22.2%
|
| 3 | Monthly | 112 |
11.1%
|
| 4 | Quarterly | 53 |
5.2%
|
| 5 | Irregularly | 399 |
39.5%
|
| 11 | .R | 92 | |
| Sysmiss | 1 |