population = {
let population = d3.sort(
await FileAttachment("pop.csv").csv(),
(o) => o.name
);
population.forEach(function (o) {
o.pop = parseInt(o.pop);
o.abbr = abbreviation_map.get(o.fips);
});
let code48 = Array.from(abbreviation_map.values());
population = population.filter((o) => code48.indexOf(o.abbr) > -1);
population.max = d3.max(population.map((o) => o.pop));
return population;
}