> I look at the reddest part of the chart, At least in the original form colors are randomly assigned just for visual separation. So looking for a certain colo

> I look at the reddest part of the chart, At least in the original form colors are randomly assigned just for visual separation. So looking for a certain color is not helpful. You should look for long bars. (There are obviously also enhancements where colors have some semantics. I am not familiar with those.)