There are computer vision libraries that automatically extract tables from PDFs. For example, http://ieg.ifs.tuwien.ac.at/projects/pdf2table/ http://ieg.ifs.tuw

There are computer vision libraries that automatically extract tables from PDFs. For example, http://ieg.ifs.tuwien.ac.at/projects/pdf2table/ http://ieg.ifs.tuwien.ac.at/projects/pdf2table/. You may want to give that a try if you haven't looked at it before.