covid-19 vaccine. Between December 8 and March 27 a total of 30,151,287 have now had their first vaccine dose accounting foe around 57% of all UK adults.The figures were confirmed by the Department of Health and Social Care (DHSC) today.Meanwhile, 3,527,481 people - accounting for 6% of the adult population - have also had their second doses, totalling 33,678,768 jabs administered overall.