US choropleth map
See also the Canvas version
<Plot
projection="albers-usa"
color={{
scheme: 'blues',
label: 'Unemployment (%)',
legend: true,
n: 5,
type: 'quantile'
}}>
<Geo
data={counties}
fill={(d) => d.properties.unemployment}
title={(d) =>
`${d.properties.name}\n${d.properties.unemployment}%`} />
</Plot>