Two years after the date on which the first award was issued under section
648a of this title, the General Accounting Office shall submit to the Committee on Small Business and the Committee on Science, Space, and Technology of the House of Representatives and to the Committee on Small Business and the Committee on Commerce, Science, and Transportation of the Senate, an interim report on the implementation of the program under such section and this section, including the judgments of the participating Centers as to its effect on small business productivity and innovation.