'; let req = new XMLHttpRequest(); req.onreadystatechange = function () { if (req.readyState === 4 && req.status === 200) { let result = JSON.parse(req.response); document.getElementById("landprices").innerHTML = result.data; buildCharts(result.charts.areaChartData, result.charts.qmPriceChartData); loading = false; } else if (req.readyState === 4) { loading = false; } }; const url = "/stadt/drakenburg/aggregation?year=" + val[1] + "&month=" + val[0]; req.open('GET', url, true); setTimeout(function () { req.send(); }, 1200); } }) } const areaChartData = { labels: [], data: [] }; const qmPriceChartData = { labels: [], data: [] }; areaChartData.labels = [ "0 m² - 100 m²" , "100 m² - 500 m²" , "500 m² - 1000 m²" , "1000 m² - 2000 m²" , "2000 m²+" ]; areaChartData.data = [ 0 , 0 , 4 , 3 , 4 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 9 , 2 , 0 , 0 , 0 ]; buildCharts(areaChartData, qmPriceChartData); new Chart(document.getElementById("trend-chart"), { type: 'line', data: { labels: [ 'Apr. 2021', 'Aug. 2021', 'Nov. 2021', 'Dez. 2021', 'Jan. 2022', 'Feb. 2022', 'März 2022', 'Apr. 2022', 'Mai 2022', 'Juni 2022', 'Juli 2022', 'Aug. 2022', 'Sept. 2022', 'Okt. 2022', 'Nov. 2022', 'Dez. 2022', 'Jan. 2023', 'Feb. 2023', 'März 2023', 'Juni 2023', 'Juli 2023', 'Sept. 2023', 'Nov. 2023', 'Dez. 2023', 'Jan. 2024', 'März 2024', 'Apr. 2024', 'Juni 2024', 'Aug. 2024', 'Sept. 2024', 'Okt. 2024', 'Nov. 2024', 'Feb. 2025', 'März 2025' ], datasets: [ { label: " €/m² im Durchschnitt", borderColor: "#0b4b82", backgroundColor: "#0b4b82", tension: 0.3, data: [ 204.28190796080955 , 122.86725404302109 , 80.03930273796338 , 99.77399955718525 , 99.77399955718525 , 96.74363504849164 , 90.56328253360354 , 83.64624205059314 , 72.91487859925007 , 212.53229440619845 , 212.53229440619845 , 177.26247139178463 , 105.64850574861279 , 207.66814002793677 , 213.4129589360909 , 118.18805975075034 , 101.92686053356655 , 117.54713154078077 , 102.36153534732148 , 68.32984668455929 , 68.32984668455929 , 76.58894739005966 , 132.92548955302792 , 126.18129420424282 , 95.14288094595909 , 88.89281786731107 , 88.89281786731107 , 89.7782013160576 , 88.22456497764517 , 100.10273592842807 , 95.81491953274612 , 108.04797314028092 , 100.85951525169163 , 91.89747266802256 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 107.59493670886076, 77.16535433070867, 70.4225352112676, 114.08730158730158, 114.08730158730158, 113.54309165526676, 113.54309165526676, 99.47368421052632, 69.86357999173212, 145.83333333333334, 145.83333333333334, 125.74850299401197, 125.74850299401197, 145.83333333333334, 145.83333333333334, 145.83333333333334, 125.74850299401197, 125.74850299401197, 125.74850299401197, 98.9247311827957, 98.9247311827957, 80.34610630407911, 155.44041450777203, 130.28372900984365, 80.34610630407911, 80.34610630407911, 80.34610630407911, 80.04385964912281, 80.04385964912281, 82.5426944971537, 82.38636363636364, 96.47147147147147, 82.38636363636364, 82.38636363636364 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Drakenburg', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });