Christy,et al:

ElDorado $200s.
"The Brew Bros.1999/2000,Millennium Celebration"
"The Brew Bros.2001-2002"
Both have serial #s 2000,thus 2000-20xx & 2000-2025.
Celebrating the New Millennium,(actually preceeded by 0,020xx).

I have both Numbered 02020. As I collect #20.
I also have 02057 in the 1999-2000.