Vaccination helps to control the spread of transmissible diseases.
The MMR vaccine is given to young children and provides immunity against a disease called measles.
The graph shows the percentage of the population of a country vaccinated using the MMR vaccine and the number of cases of measles over time.
Which statement matches the data?
1 )
Each year, the percentage of the population vaccinated using the MMR vaccine decreases and the number of measles cases increases.
The percentage of the population vaccinated against MMR decreased from 91% in 1998 to 80% in 2004. This may have led to the increase in the number of measles cases from 2001 to 2003 and from 2005 to 2008.
3 )
The number of measles cases decreased from 80 in 2003 to 76 in 2005.
4 )
The MMR vaccine does not give protection against measles because there is an increase in the vaccination rate from 2004 to 2008 and the number of measles cases increased from 2005 to 2008.
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