'; 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/bergkamen/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 , 16 , 16 , 3 , 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 , 6 , 29 , 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', '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', 'Feb. 2024', 'März 2024', 'Apr. 2024', 'Mai 2024', 'Juni 2024', 'Juli 2024', 'Aug. 2024', 'Sept. 2024', 'Okt. 2024', 'Nov. 2024', 'Dez. 2024', 'Jan. 2025', 'Feb. 2025', 'März 2025' ], datasets: [ { label: " €/m² im Durchschnitt", borderColor: "#0b4b82", backgroundColor: "#0b4b82", tension: 0.3, data: [ 277.5518781976474 , 299.326075850507 , 359.49610680389156 , 301.84067306296504 , 306.439715529169 , 361.62990789453244 , 412.4473698134846 , 366.9609276288041 , 387.60090716494085 , 387.60090716494085 , 507.24939869838636 , 345.5758525793914 , 341.1820795447542 , 357.5850731879341 , 316.1139621391905 , 316.194771643869 , 322.34709844232657 , 309.549193952425 , 344.74403154596337 , 335.4475421757362 , 327.4586794892728 , 298.70869370719026 , 283.0377640350668 , 298.55646815299974 , 293.13500531953554 , 320.7163260720508 , 317.6051328021197 , 320.5214713478006 , 336.344355361391 , 317.48170484973207 , 330.38722934883043 , 325.7323635466328 , 321.7888975383715 , 326.22558474251497 , 321.7888975383715 , 293.3540555517532 , 323.00297103581335 , 323.00297103581335 , 309.33600848916785 , 384.70552182923615 , 317.40516049189074 , 316.44672913192477 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 253.27433628318585, 305.1546391752577, 304.76190476190476, 304.76190476190476, 304.76190476190476, 304.76190476190476, 400.37453183520597, 400.2457002457002, 320, 320, 343.878954607978, 313.32744924977936, 317.6691729323308, 305.1546391752577, 295, 290.1689042875704, 300, 300, 340, 340, 331.5602294455067, 320.6612021857924, 300.7173913043478, 330.03300330033005, 332.37344398340247, 332.5263157894737, 332.37344398340247, 332.5263157894737, 333.65501165501166, 332.5263157894737, 332.5263157894737, 340, 340, 340, 340, 337.10574018126886, 340, 340, 332.37344398340247, 340, 337.10574018126886, 340 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Bergkamen', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });