Andrew Verdin¹, Kathryn Grace², Chris C Funk³, Frank Davenport⁴ and Gregory J Husak⁴, (1)University of Minnesota Twin Cities, Institute for Social Research and Data Innovation; Minnesota Population Center, Minneapolis, MN, United States, (2)University of Minnesota Twin Cities, Minneapolis, United States, (3)USGS, Sioux Falls, SD, United States, (4)University of California Santa Barbara, Santa Barbara, CA, United States