United States: The CDC estimates that at the end of 1998 between 800,000 and 900,000 people were living with HIV and AIDS. Through June 2000, a total of 753,907 cases of AIDS had been reported to the CDC.

Worldwide: Based on estimates from the United Nations AIDS program (UNAIDS), approximately 47 million people have been infected with HIV since the start of the global epidemic. Through December 2000, an estimated 21.8 million children and adults have died, and an estimated 36.1 million people are living with HIV infection or AIDS.

UNAIDS estimates 5.3 million new HIV infections occurred in 2000. This represents almost 16,000 new cases per day. An estimated 3.0 million adults and children died of HIV/AIDS in 2000. See the most recent issue of the CDC HIV/AIDS Surveillance Report and the UNAIDS AIDS Epidemic Update: December 2000.