Evolution of historical military expenditure (% of GDP) in the United States

date country country code 3 country code 2 country long currency capital city region continent demonym latitude longitude agricultural land forest area land area rural land urban land central government debt pct gdp expense pct gdp gdp inflation self employed pct tax revenue pct gdp unemployment pct vulnerable employment pct electricity access pct alternative nuclear energy pct electricty production coal pct electricty production hydroelectric pct electricty production gas pct electricty production nuclear pct electricty production oil pct electricty production renewable pct energy imports pct fossil energy consumption pct renewable energy consumption pct co2 emissions methane emissions nitrous oxide emissions greenhouse other emissions urban population under 5m health expenditure pct gdp health expenditure capita hospital beds hiv incidence suicide rate armed forces internally displaced persons military expenditure pct gdp birth rate death rate fertility rate internet pct life expectancy net migration population female population male population women parliament seats pct rural population urban population median age