Getting data from a chart that is displayed on a website
问题 I was asked to draw a graph like this one using Latex (more precisely, tikz and/or pgf). This would not be a problem if I had the data, but I don't. All I have is the website from where graphs can be displayed, but I don't know how to get the data from there. I spent the day today trying to get this data, including writing to Google and using a type of software which traces the line and infers the points of a graph, such as Datathief and DigitizeIt, but I was unsuccessful. I think the latter