'; 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/westerkappeln/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 , 3 , 2 , 3 , 1 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 1 , 4 , 0 , 3 , 1 ]; 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', 'Mai 2024', 'Juni 2024', 'Juli 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: [ 573.8991350061342 , 606.1384482345517 , 350.49978396032054 , 480.8363215610974 , 480.8363215610974 , 290.77149143326795 , 269.72087689514257 , 289.7319292306231 , 409.46789836697934 , 437.2929829684009 , 437.2929829684009 , 377.4480409166939 , 408.9141346352216 , 351.3892470822321 , 328.1203302168872 , 355.6151600935333 , 348.1592968721777 , 323.91608685072174 , 291.9852638182106 , 143.63338915223153 , 203.95891432951603 , 444.0941544035201 , 146.31679029726808 , 243.28592519978366 , 252.20187733472142 , 108.07921901252477 , 229.17687852922714 , 158.60588775197039 , 202.9541186644471 , 194.9938361474835 , 228.9897755629246 , 209.25836341859798 , 235.2931894334 , 189.27686525676867 , 200.453549977081 , 129.84907158480138 , 180.3989684275571 , 342.8655449858142 , 331.6200230762758 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 412.5, 411.0975685334766, 272.6027397260274, 348.1159420289855, 348.1159420289855, 216, 250, 220, 411.53846153846155, 479.96661101836395, 479.96661101836395, 341.4141414141414, 379.5066413662239, 388.0070546737213, 353.3333333333333, 397.62949956101846, 370.5882352941176, 367.4121405750799, 310.81081081081084, 208.7248322147651, 280, 353.3333333333333, 154.76190476190476, 246.7411545623836, 248.33333333333334, 161.92411924119241, 220.08862629246676, 217.3913043478261, 246.7411545623836, 239.87034035656401, 246.7411545623836, 218.707015130674, 246.7411545623836, 217.3913043478261, 249.10394265232975, 110.42756075053829, 217.3913043478261, 319.27710843373495, 319.27710843373495 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Westerkappeln', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });