The table below illustrated the percentage of male and female teenagers and the the early of twenties smoked in Britain
Overall, the percentage of smokers increased significantly through a long period with males smoker was almost always had higher than females.However, the ratio of females experienced a dramatic rise than male smokers
In 1970, the ratio of males smokers was 10%, which was double compared to that in females smokers.From 1970 to 1985, the percentage of males smokers increased significantly, started with 10% in 1970 and ended with 37% in 1985, which was as triple of it in 1970,while that figure for females smokers also underwent a dramatic rise, from 5% up to 34% in the same period.
From 1990 to 2000, the ratio of females who smoked was slightly higher than that figure of males by 1%.In 1995, the percentage of males smokers were similar to it 5 years ago, it was slightly lower than the data of that in females smokers, which was 2% gap.In 2000, the last year in the given period, the ratio of males smokers finally came back to it place in most of the previous years, at 28%, compared to that figure in females smokers,which was at 27%