60% of all state COVID cases were in people 39 and under

Used vials of the Pfizer-BioNTech COVID-19 vaccine lay empty at a vaccination center at the University of Nevada in Las Vegas. (AP Photo/John Locher, File)

Keiki 12-17 and young adults 18-29 have the lowest vaccination rates against COVID-19 in Hawaii and are among the age groups that account for the most coronavirus cases, according to data from the state Department of Health.