'; 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/mettlach/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 , 10 , 8 , 1 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 6 , 13 , 2 , 0 , 3 ]; 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: [ 136.1159938923931 , 88.84583518386302 , 182.01801537160316 , 216.33776552575355 , 216.33776552575355 , 151.1500796755034 , 221.29742656593373 , 217.72936973921537 , 178.1841845954959 , 178.1841845954959 , 196.35801069610312 , 219.81010543456344 , 214.85667878082606 , 228.4977990396552 , 206.1958812222111 , 205.91761181763866 , 212.49308546374365 , 172.27105160694984 , 187.78879934714334 , 198.65217399237525 , 186.6816720365054 , 204.4955648768433 , 223.149556896823 , 213.8692733184163 , 220.88553787258596 , 220.1409168830204 , 197.9364430576178 , 133.85892355131736 , 107.68625911824245 , 152.43012416666477 , 155.3238169035622 , 133.16651449944428 , 165.74706990963955 , 163.7045256060157 , 165.556929484661 , 155.3727237686793 , 158.06400197745458 , 182.54288326535954 , 186.6622017891144 , 188.64694699206464 , 171.13279024772984 , 178.598499419492 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 105.22388059701493, 35.2112676056338, 100, 168.44602609727164, 168.44602609727164, 188.88888888888889, 130, 125.79617834394904, 130, 130, 154.2099644128114, 156.90376569037656, 156.90376569037656, 211.53846153846155, 211.53846153846155, 211.53846153846155, 215.74344023323616, 154.2099644128114, 156.90376569037656, 161.15702479338842, 161.15702479338842, 161.15702479338842, 168.44602609727164, 168.44602609727164, 168.44602609727164, 168.44602609727164, 161.15702479338842, 133.24360699865412, 161.15702479338842, 161.15702479338842, 161.15702479338842, 153.50877192982455, 161.15702479338842, 153.50877192982455, 168.44602609727164, 168.44602609727164, 168.44602609727164, 173.41040462427745, 167.91044776119404, 168.44602609727164, 167.91044776119404, 148.56429463171037 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Mettlach', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });