That chart is obviously compiled by someone unfamiliar with the English language.
What data specifically does it represent? The units of measurement are not labelled. How are weapons defined?
Here's a link with some specifics. It describes how many Reagan officials, including Rumsfeld, continued to advance Iraq's weapons program after they used chemical weapons on their own people.
Thanks for posting that. I'm puzzled though ... WHY was Germany so opposed to this war? You chart indicates that they had no real financial interest.