'; 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/harsum/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 , 2 , 11 , 3 , 0 ]; qmPriceChartData.labels = [ "0 € / m² - 100 € / m²" , "100 € / m² - 200 € / m²" , "200 € / m² - 300 € / m²" , "300 € / m² - 400 € / m²" , "400 € / m²+" ]; qmPriceChartData.data = [ 2 , 8 , 2 , 2 , 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', 'Juni 2024', 'Sept. 2024', 'Nov. 2024', 'Dez. 2024', 'Feb. 2025', 'März 2025' ], datasets: [ { label: " €/m² im Durchschnitt", borderColor: "#0b4b82", backgroundColor: "#0b4b82", tension: 0.3, data: [ 169.30714545656727 , 134.7104867553364 , 153.90632927610505 , 264.63210746792805 , 252.98628500366257 , 185.20564700617155 , 211.55586980659072 , 184.98970203504004 , 446.20490674773566 , 203.07019863797734 , 203.07019863797734 , 235.04209672819317 , 248.46148976850972 , 296.88297773697985 , 279.7685545945632 , 189.61182143452166 , 231.5521949462217 , 215.46948704884753 , 188.92066755520406 , 187.39682920919896 , 184.99243111116502 , 197.66048035627395 , 207.51132137515077 , 211.0154916234306 , 206.41584616277854 , 191.42311486479292 , 190.88915983706764 , 205.88277621114747 , 171.6433052837903 , 205.58719432788698 , 204.80953137162038 , 195.4600222012791 , 239.94885386527858 , 196.13896292761729 , 202.51217034826837 , 220.72660297183586 , 230.47623869809962 ], yAxisID: 'y', }, { label: " €/m² Median", borderColor: "#76b4e8", backgroundColor: "#76b4e8", tension: 0.3, type: 'line', data: [ 59.666666666666664, 59.9, 172.03424378312272, 334.50704225352115, 334.50704225352115, 116.27906976744185, 116.27906976744185, 145, 245.99508009839803, 163.7043966323667, 163.7043966323667, 208.8495575221239, 207.3732718894009, 208.8495575221239, 208.8495575221239, 182.18623481781376, 235.83934088568486, 194.52449567723343, 168.141592920354, 166.5963060686016, 167.19424460431654, 173.23595505617976, 181.33713561470216, 181.33713561470216, 181.33713561470216, 181.1804697156984, 181.1804697156984, 181.58761528326747, 172.48951048951048, 187.08827404479578, 181.33713561470216, 271.532184950136, 232.10382513661202, 175, 175, 181.33713561470216, 183.42391304347825 ], } ] }, options: { legend: {display: true}, title: { display: true, text: 'Entwicklung der Quadratmeterpreise in Harsum', fontSize: 16, fontStyle: "normal", fontFamily: "'Open Sans',sans-serif" } } }); });