Number of cigarrettes smoked by Dutch smokers per day from year 1988 to 2000:
a) according to gender - male and female.
b) according to age group - 20-44, 45-64, and 65 older.
Legend:
a) square - male, cross - female
b) X - 20-44 years old
Y - 45-64 years old
Z - > 65 years old.
Note:
Part I: % of Dutch people are smokers
Part II: % of Dutch smokers smoke more than 20 cigarrettes
Part III: Number of cigarrettes per Dutch smokers per day
Source: Statistic Netherlands - Health and Welfare, Aspect of (un)healthy Behaviour
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