I think the most informative graph would put these graphs on top of each other, to indicate what is really relevant. Both of the last two presidents have contr

I think the most informative graph would put these graphs on top of each other, to indicate what is really relevant. Both of the last two presidents have contributed heavily to the deficit. The side by side graph seems to indicate that things are getting better. The rate of getting worse may be declining, but things are still getting worse.