Can only make 1.5b doses in 2021, and 2 does/individual required, which is 750m individuals out of a world population of 7.8b. Less than 10% can get it I the f

Can only make 1.5b doses in 2021, and 2 does/individual required, which is 750m individuals out of a world population of 7.8b. Less than 10% can get it I the first year.