Aaliyah sold less than 20 million albums worldwide .
As of December 2008 , she has sold 8.1 million albums in the United States and an estimated 24 to 32 million albums worldwide.  : //www.billboard.com/bbcom/thisday/ask-billboard-titanic-mid-90s-singers-tori-1003921966.story # /web/20100111174224/  : //www.billboard.com/articles/columns/chart-beat/267202/ask-billboard-how-popular-is-country-music