The graph shows the impact of vaccinations on the incidence of whooping cough, a childhood illness, between 1940 and 1990 in Britain.

The diagram illustrates the effect of immunization on the incidence of whooping cough, a children's illness from 1940 to 1990 in the United Kingdom.

Overall

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reported cases peaked from 1940 to 1950 and after the vaccinations were implanted a huge drop was noticed. The vaccine uptake was the highest in the beginning

than

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, it fell down and went back up again. Between 1940 and 1990 in the UK, more than 150 thousand

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whooping cough cases have been reported. Before 1960 the vaccination system began to reach 81% uptake for immunity against the diseases, in ,addition

a

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noticeable drop that has been reported to reach almost

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zero. In 1980, 31% of citizens got the vaccine which caused an increase in the disease. ,

,

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Finally

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in 1990 ,94% person were immune to

the

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whooping, cough which clearly caused the cases to drop to zero.