'; 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/lichterfelde/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 , 1 , 4 , 0 , 0 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 0 , 0 , 0 , 0 , 5 ]; 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', 'Mai 2024', 'Feb. 2025' ], datasets: [ { label: " €/m² im Durchschnitt", borderColor: "#0b4b82", backgroundColor: "#0b4b82", tension: 0.3, data: [ 1124.2708175325306 , 1040.3510891307017 , 1031.4957564552083 , 1047.345319460597 , 1146.29064449251 , 1125.158767575286 , 1060.4911830942347 , 1048.028906941463 , 1086.1232007353162 , 977.6496008112408 , 977.6496008112408 , 986.712996965626 , 1057.8525303817562 , 1030.8557569274399 , 1161.0333407115781 , 1026.220219025826 , 1024.2254793006553 , 1028.6153967705447 , 950.8078144095725 , 715.8996673631203 , 802.9850009010735 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 628.2722513089005, 686.8131868131868, 712.5, 675, 799.7164844066424, 789.0365448504983, 799.7164844066424, 858.2089552238806, 846.4965573106521, 858.2089552238806, 858.2089552238806, 781.25, 859.0941768511861, 816.6666666666666, 883.0022075055188, 815.068493150685, 816.6666666666666, 801.8867924528302, 787.704130643612, 873.4525447042641, 846.4328899637243 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Lichterfelde', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });