I have series more than 100,000+ on chart, and I need to use dataGrouping to prevent charts lagging because I have more than 1 chart on the page. For me really important to set max difference between grouping data. I mean If I have an array [..., 1, 1.1, 0.9, 1.1, 0.9, 0.1, -2, -1.9, -2.1, ... ], in...