In order to provide for the orderly implementation of the accountability program, identification and establishment of statewide skills and concepts for each grade level and subject area, and evaluation of the achievement of these skills shall be accomplished for the school year 1977-1978, for the subject area of reading; for the school year 1978-1979, for the additional subject area of mathematics; and for the school year 1979-1980, for the additional subject area of writing; and thereafter other subject areas should be added.
La. R.S. § 17:391.3