Total doses administered/daily represent the numbers of doses administered on the given day.
Total doses administered/cumulative represent the total number of reported doses administered from the start of the vaccination program up to the current date.
Total doses administered/daily change represents the daily change in the cumulative counts reported to CDC for the total number of doses administered in the United States. The daily change is displayed by the date that CDC first reported the totals on CDC’s COVID Data Tracker.
People receiving dose 1/daily represents the number of people receiving their first dose of vaccine on a given day. The daily count is not cumulative.
People receiving at least one dose/cumulative formerly “receiving 1 or more doses”) represent the total number of people who have received at least one dose of vaccine.
People fully vaccinated/daily represents the number of people who have received the second dose of a two-dose vaccine or one dose of a single-shot vaccine on a given day.
People fully vaccinated/cumulative represent the number of people who have also received a second dose of vaccine or one dose of a single-shot vaccine.