Value | Category |
---|---|
1 | once a week or more |
2 | once in two weeks |
3 | once a month |
4 | at least twice a year |
5 | at least once a year |
6 | less often |
7 | never or practically never |
8 | varies too much to say |
9 | refused/unwilling to answer |
10 | not applicable |
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