I assume you are referring to 2000. I am very much a newbie in this stuff, but think that the "story" from the OMB outlays/receipts data (which is what this is

I assume you are referring to 2000. I am very much a newbie in this stuff, but think that the "story" from the OMB outlays/receipts data (which is what this is based on) is only part of the story. For example, I read somewhere that some were arguing that this "surplus" in that period was not a good thing in some respects. There's a lot to learn.