In addition to amounts otherwise available for such purpose, there are authorized to be appropriated to the President, from amounts authorized to be appropriated under section
7671 of this title, such sums as may be necessary for each of the fiscal years 2004 through 2008 to carry out the program. A significant percentage of the amount appropriated pursuant to the authorization of appropriations under the preceding sentence for a fiscal year should be made available to carry out subsection (b)(4).