FY 2023 (Current) – Period represents current service targets. The Postal Service implemented new service performance targets for First Class, Periodicals, and Marketing Mail.
FY 2022 (Service Standard change) – The Postal Service implemented new Service Standards and changed the targets for First-Class Mail, Periodicals, and Marketing mail on October 1, 2021.
FY 2021 (COVID Period) – Period represents targets the USPS Board of Governors approved on May 6, 2021, these service targets account for the impacts of COVID-19 on service.
FY 2018 to Q2 FY 2020 (Pre-COVID) – Period represents service targets before COVID-19.