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AGEFIRSTSMK
Age when started smoking regularly

Codes and Frequencies



An 'X' indicates the category is available for that sample

00NIUX
066X
077X
088X
099X
1010X
1111X
1212X
1313X
1414X
1515X
1616X
1717X
1818X
1919X
2020X
2121X
2222X
2323X
2424X
2525X
2626X
2727X
2828X
2929X
3030X
3131X
3232X
3333X
3434X
3535X
3636X
3737X
96Never smoked regularlyX
97Unknown-refusedX
98Unknown-not ascertained·
99Unknown-don't knowX