'; 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/wallenhorst/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 , 5 , 2 , 2 , 1 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 0 , 1 , 1 , 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', '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: [ 529.5327950090926 , 541.3259674152197 , 354.6865012134953 , 206.04762304325402 , 206.04762304325402 , 439.61053517705614 , 321.83709178256646 , 313.20191450051055 , 449.0289817450027 , 458.4759297864361 , 458.4759297864361 , 446.90424021402316 , 393.67287080962296 , 363.07411325390876 , 321.38513621372067 , 436.2200910334713 , 376.3042306728136 , 301.56387297713155 , 294.08393925811333 , 266.03679604841216 , 283.73225703873635 , 576.9532767134493 , 536.48680747877 , 401.584203427055 , 322.807971556417 , 382.33723010561687 , 237.76221898018198 , 200.5152306396779 , 249.75804327439351 , 390.02696119808513 , 421.30766551623725 , 208.28647007318128 , 333.36916956031837 , 452.42450902523 , 347.6140938168193 , 379.08293783144074 , 401.45031182207856 , 231.26962902854075 , 446.29669643639716 , 454.9102047541366 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 340.625, 323.5772357723577, 272.6027397260274, 133.74624119204705, 133.74624119204705, 624.5306633291615, 250, 220, 624.5306633291615, 578.2312925170068, 578.2312925170068, 357.14285714285717, 379.5066413662239, 396.52096342551295, 353.3333333333333, 525, 396.52096342551295, 367.4121405750799, 218.1818181818182, 226.1904761904762, 280, 456.6929133858268, 456.6929133858268, 323.52941176470586, 248.33333333333334, 366.6666666666667, 220.08862629246676, 220.08862629246676, 325, 275, 369.2307692307692, 212.85714285714286, 334.9282296650718, 369.2307692307692, 295.0617283950617, 307.6923076923077, 295.0617283950617, 217.3913043478261, 334.9282296650718, 334.9282296650718 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Wallenhorst', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });