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SMOKDALYCIGNPS
Number cigarettes smoked per day when last smoked every day (Pregnancy and Smoking Supplement)

Codes and Frequencies



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

00NIUX
011X
022X
033X
044X
055X
066X
077X
088X
099X
1010X
1111X
1212X
1313X
1414X
1515X
1616X
1717·
1818X
1919·
2020X
2121·
2222·
2323·
2424X
2525X
2626·
2727·
2828·
2929·
3030X
3131·
3232·
3333·
3434·
3535X
3636X
3737·
3838·
3939·
4040X
4141·
4242·
4343·
4444·
4545·
4646·
4747·
4848·
4949·
5050X
5151·
5252X
5353·
5454·
5555·
5656·
5757·
5858·
5959·
6060X
6161X
6262·
6363·
6464·
6565·
6666·
6767·
6868·
6969·
7070·
7171·
7272·
7373·
7474·
7575·
7676·
7777·
7878·
7979·
8080·
8181·
8282·
8383·
8484·
8585·
8686·
8787·
8888·
8989·
9090·
9191·
9292·
9393·
9494·
9595+X
98Unknown-not ascertainedX
99Unknown-don't knowX