Wining candidate by county in California

## Getting data from the 2015-2019 5-year ACS

## Linking to GEOS 3.9.0, GDAL 3.2.1, PROJ 7.2.1
## Warning in st_centroid.sf(ca_value): st_centroid assumes attributes are constant
## over geometries of x
## Warning in st_centroid.sfc(st_geometry(x), of_largest_polygon =
## of_largest_polygon): st_centroid does not give correct centroids for longitude/
## latitude data