The map used is mxstate.map. See ?mxstate.map for for more information.
mxstate_choropleth(df, title = "", legend = "", num_colors = 7, zoom = NULL)
A data.frame with a column named "region" and a column named "value". Elements in the "region" column must match the state numeric codes in the "region" column of ?df_mxstate. either with a leading zero or without one (e.g. "01" or "1")
An optional title for the map.
An optional name for the legend.
The number of colors to use on the map. A value of 1 will use a continuous scale, and a value in [2, 9] will use that many colors.
An optional vector of countries to zoom in on. Elements of this vector must exactly match the names of countries as they appear in the "region" column of ?country.regions
df <- df_mxstate
df$value <- df$indigenous
mxstate_choropleth(df)