A chart showing how many North Dakota kindergarteners did not receive Diphtheria/tetanus/pertussis, Measles/mumps/rubella, Polio, Hepatitis B and Chickenpox vaccines in each school year from 2011-12 to 2021-22. Unvaccinated rates were decreasing before the start of the pandemic, but the rates of children who had not received each vaccine all climbed since the 2019-2020 school year.