SHALL THE STATE OF COLORADO BE PERMITTED TO ANNUALLY RETAIN UP TO FIFTY MILLION DOLLARS OF THE STATE REVENUES IN EXCESS OF THE CONSTITUTIONAL LIMITATION ON STATE FISCAL YEAR SPENDING FOR THE 1999-2000 FISCAL YEAR AND FOR FOUR SUCCEEDING FISCAL YEARS FOR THE PURPOSE OF FUNDING PERFORMANCE GRANTS FOR SCHOOL DISTRICTS TO IMPROVE ACADEMIC PERFORMANCE, NOTWITHSTANDING ANY RESTRICTION ON SPENDING, REVENUES, OR APPROPRIATIONS, INCLUDING WITHOUT LIMITATION THE RESTRICTIONS OF SECTION 20 OF ARTICLE X OF THE STATE CONSTITUTION AND THE STATUTORY LIMITATION ON STATE GENERAL FUND APPROPRIATIONS?