This form uses the IPPSR data Correlates of State Policy. Use the form below to generate a Google Geochart based on the variable selected from that data and year chosen. Please note that not all variables are available for all years or all states. Variable : Gross State Product (1997 - 2010)House Polarization (1993 - 2014)Income (1980 - 2011)Median State House Ideology (1993 - 2014)Median State Senate Ideology (1993 - 2014)New Immigrants (1988 - 2011)Policy Innovativeness (1980 - 2010)Policy Liberalism (1980 - 2014)Public Goods as Policy Priorities (1982 - 2005)Public Opinion Liberalism (1980 - 2013)Senate Polarization (1993 - 2014)State Expenditures (1942 - 2010)State Government Ideology (1980 - 2014)State Population (1980 - 2012)State Tax Revenue (1980 - 2010)Tax Burden (1980 - 2010)Violent Crime Rate (1980 - 2009)Year : 198019811982198319841985198619871988198919901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015