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Table 21 Data Declaration

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Table 21 Data Declaration

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Robbery, by State, Types of Weapons, 2012

The FBI collects these data through the Uniform Crime Reporting (UCR) Program.

General comments

  • This table provides the types of weapons used in robbery offenses. The data are based on the aggregated data from agencies within each state for which weapon information was reported to the FBI. The table includes the number of agencies that submitted data by state and the population covered by those agencies.
  • The FBI received limited weapon data from the Illinois state UCR Program.

Methodology

  • The data used in creating this table were from all law enforcement agencies that submitted complete offense reports for 12 months in 2012.
  • The weapon totals are aggregated from all robbery offense data for which the FBI received weapon breakdowns.

Population estimation

The FBI calculated 2012 state growth rates using the U.S. Census Bureau’s 2011 and 2012 provisional state/national population estimates. The FBI then estimated population figures for city and county jurisdictions by applying the 2012 state growth rate to the updated 2011 U.S. Census Bureau data.