#Mass daily numbers full#

Specifically, they are drawn from the expanded homicide tables of the agency’s 2020 Crime in the United States report. The FBI’s statistics about the types of firearms used in gun murders in 2020 come from the bureau’s Crime Data Explorer website. All CDC gun death estimates in this analysis are adjusted to account for age differences over time and across states.

Similarly, gun deaths involving law enforcement between 19 exclude those caused by “operations of war” those between 19 include that category, which refers to gun deaths among military personnel or civilians due to war or civil insurrection in the U.S.

#Mass daily numbers full#

While these statistics are mostly comparable for the full 1968-2021 period, gun murders and suicides between 19 are classified by the CDC as involving firearms and explosives those between 19 are classified as involving firearms only. The CDC’s statistics are based on information contained in official death certificates, while the FBI’s figures are based on information voluntarily submitted by thousands of police departments around the country.įor the number and rate of gun deaths over time, we relied on mortality statistics in the CDC’s WONDER database covering four distinct time periods: 1968 to 1978, 1979 to 1998, 1999 to 2020, and 2021. It is based primarily on data from the Centers for Disease Control and Prevention (CDC) and the Federal Bureau of Investigation (FBI). This Pew Research Center analysis examines the changing number and rate of gun deaths in the United States.