The annual cap for new H-1B visas is set by Congress at 65,000 new visas per year, not including the 20,000 H-1B visas available under the U.S. advanced degree cap exemption.
As of July 2, 2010, approximately 24,200 H-1B cap-subject petitions were receipted. Additionally, USCIS has reported receipting 10,400 H-1B petitions for aliens with advanced degrees.