Well, then you shouldn't have trouble finding a link.
The most optimistic CBO prediction was somewhere at the beginning of 2001, and involved a $3 trillion cumulative surplus over the next ten years. That prediction fell considerably the next year.
The largest surplus was about $236 billion in 2000, which involved cooking a few numbers and borrowing from non-public funds, since if you look at the actual accumulated debt, it never went down.