'; 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/baunatal/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 , 9 , 3 , 8 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 3 , 7 , 2 , 6 , 2 ]; 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', 'Apr. 2023', 'Mai 2023', 'Juni 2023', 'Juli 2023', 'Aug. 2023', 'Sept. 2023', 'Okt. 2023', 'Nov. 2023', 'Dez. 2023', 'Jan. 2024', 'März 2024', 'Apr. 2024', 'Mai 2024', 'Juni 2024', 'Juli 2024', 'Aug. 2024', 'Sept. 2024', 'Okt. 2024', 'Nov. 2024', 'Dez. 2024', 'Feb. 2025', 'März 2025' ], datasets: [ { label: " €/m² im Durchschnitt", borderColor: "#0b4b82", backgroundColor: "#0b4b82", tension: 0.3, data: [ 202.7132982267593 , 792.6213375549436 , 153.24467509802784 , 151.59549188192491 , 155.47487056587843 , 169.69736903200484 , 176.5046064090112 , 175.20341385892849 , 179.81142144086093 , 177.22689714916447 , 177.22689714916447 , 184.20565650203235 , 182.10610786774677 , 192.51548231000197 , 207.3224499745983 , 183.44186113085212 , 189.73391579503004 , 167.1298697579255 , 180.29014182031034 , 283.56378156686515 , 337.73331814200117 , 276.0991050837947 , 277.61573824918383 , 300.8110201374425 , 275.7347546764291 , 266.25470546049525 , 251.0686405816806 , 237.20489260280198 , 223.20707659892273 , 199.4971406889614 , 220.10499199803888 , 222.25828310407232 , 189.1293188889636 , 217.6863571462512 , 187.89355619962242 , 272.4660481418167 , 156.9085608549065 , 264.30696408783 , 239.6355186463248 , 277.8850546127512 , 232.31371549860282 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 137.2956138074228, 103.21100917431193, 103.21100917431193, 80, 80, 103.21100917431193, 103.21100917431193, 113, 115, 126.14678899082568, 126.14678899082568, 135.64345149891713, 142.67185473411155, 148.33333333333334, 145, 145, 145, 145, 145, 266.4576802507837, 281.66351606805296, 255.55555555555554, 281.66351606805296, 297.3708068902992, 281.5315315315315, 259.56284153005464, 239.03818953323903, 239.03818953323903, 227.65110387260225, 236.25, 236.25, 235.11272727272728, 217.119073470865, 177.5, 204.48787549764748, 177.5, 177.5, 241.0979228486647, 307.6923076923077, 311.61473087818695, 207.71513353115728 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Baunatal', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });