For the fiscal year beginning on July 1, 2006, and for each fiscal year thereafter, the foundation allowance for regional education service agencies shall be equal to sixty-three one-hundredths percent of the allocation for professional educators as determined in section four of this article, but not more than $3,690,750. The allowance shall be distributed to the regional education service agencies in accordance with rules adopted by the state board. The allowance for regional education service agencies shall be excluded from the computation of total basic state aid as provided in section twelve of this article: Provided, That the foundation allowance for regional education service agencies shall be reduced to zero for the fiscal year beginning on July 1, 2017, and for each fiscal year thereafter.