(1) Each fiscal year, the board shall allocate grants under 41-5-1902 for distribution to eligible counties based upon:
(a) the relative population of youth residing in geographical areas of the state, as determined by the board; and
(b) the estimated cost of youth detention services in each county eligible for funding under 41-5-1902.
(2) A county is not automatically entitled to receive a grant from funds available under 41-5-1902.