For those who didnt know yet:
All Queen gold&platinum award's database in USA you can find with a help of: link
(in section "Artist" write "Queen")
Queen with their 30,5 million sales are amongst TOP 100 bestsellers in USA (No 51-52): link
Through their career Queen earned 17 gold, 10 platinum and 6 multiplatinum awards there: link
Queen's best selling album in USA Greatest Hits (7 million copies) makes TOP 100 album too: link
(Charts were generated on 8/25/2003)