Baden-Württemberg - Highcharts Maps

Highcharts Maps demo

HTML

<script src="https://code.highcharts.com/maps/highmaps.js"></script>
<script src="https://code.highcharts.com/maps/modules/exporting.js"></script>

<div id="container"></div>

CSS

#container {
    height: 500px;
    min-width: 310px;
    max-width: 800px;
    margin: 0 auto;
}

.loading {
    margin-top: 10em;
    text-align: center;
    color: gray;
}

JavaScript

(async () => {

    const topology = await fetch(
        'https://code.highcharts.com/mapdata/countries/de/de-bw-all-all.topo.json'
    ).then(response => response.json());

    // Prepare demo data. The data is joined to map using value of 'hc-key'
    // property by default. See API docs for 'joinBy' for more info on linking
    // data and map.
    const data = [
        ['de-bw-08136000-08136071', 10], ['de-bw-08215000-08215102', 11],
        ['de-bw-08216000-08216002', 12], ['de-bw-08117000-08117020', 13],
        ['de-bw-08117000-08117030', 14], ['de-bw-08337000-08337066', 15],
        ['de-bw-08225000-08225082', 16], ['de-bw-08128000-08128138', 17],
        ['de-bw-08225000-08225114', 18], ['de-bw-08335000-08335080', 19],
        ['de-bw-08326000-08326005', 20], ['de-bw-08317000-08317047', 21],
        ['de-bw-08317000-08317122', 22], ['de-bw-08226000-08226040', 23],
        ['de-bw-08226000-08226031', 24], ['de-bw-08226000-08226009', 25],
        ['de-bw-08326000-08326006', 26], ['de-bw-08426000-08426117', 27],
        ['de-bw-08426000-08426100', 28], ['de-bw-08426000-08426097', 29],
        ['de-bw-08317000-08317096', 30], ['de-bw-08335000-08335035', 31],
        ['de-bw-08436000-08436003', 32], ['de-bw-08436000-08436004', 33],
        ['de-bw-08211000-08211000', 34], ['de-bw-08216000-08216008', 35],
        ['de-bw-08216000-08216013', 36], ['de-bw-08215000-08215101', 37],
        ['de-bw-08215000-08215089', 38], ['de-bw-08136000-08136050', 39],
        ['de-bw-08136000-08136088', 40], ['de-bw-08118000-08118053', 41],
        ['de-bw-08426000-08426121', 42], ['de-bw-08335000-08335079', 43],
        ['de-bw-08326000-08326065', 44], ['de-bw-08337000-08337126', 45],
        ['de-bw-08317000-08317151', 46], ['de-bw-08125000-08125006', 47],
        ['de-bw-08226000-08226055', 48], ['de-bw-08317000-08317141', 49],
        ['de-bw-08136000-08136002', 50], ['de-bw-08425000-08425066', 51],
        ['de-bw-08425000-08425130', 52], ['de-bw-08416000-08416036',...