Please the US department of Defense report on Defense Spending by State for fiscal year 2017 as revised in March of 2019.

Conducted between June 2018 and November 2018, the analysis primarily entailed an examination of DoD prime and sub-contract award data and of defense personnel and payroll figures, which become reliable for analysis in March of each year. This report's findings are drawn from numerous sources, including the DoD's Defense Manpower Data Center; the U.S. Department of Commerce's Bureau of Economic Analysis and Census Bureau; and USASpending.gov, which is managed by the U.S. Department of the Treasury.