‘ C. The department shall assess an annual fee payable by October 1st each year beginning in 2007 on manufacturers of prescription drugs whose drugs are dispensed to members of the MaineCare program under chapter 855 and enrollees in the elderly low-cost drug program under section 254-D. Eighty percent of the fees collected under this paragraph must be deposited in a separate account that does not lapse at the end of the fiscal year and must be used to cover the costs of the Maine Health Data Organization pursuant to paragraph A and section 8713. Twenty percent of the assessments must be retained by the department.’