1. The World Health Organisation (WHO) has set a target that 95% of all children should have received the first dose of the MMR vaccine by the date of their fifth birthday. 

England has consistently not met that target. 

In the year 2020 there were 693 928 children in England that celebrated their fifth birthday. 

654 197 of these children had received their first MMR dose. 

Calculate the percentage of five-year-old children that had received their first MMR vaccine.