By a two-thirds (2/3) vote of its legislative body, each county and municipality, as provided in this subdivision (c)(1), is authorized to levy an additional one dollar ($1.00) litigation tax per case, to be denominated as a part of the court costs, in matters before the local general sessions courts and juvenile courts. This subdivision (c)(1) shall only apply in any municipality in any county having a metropolitan form of government and a population of more than one hundred thousand (100,000), according to the 1990 federal census or any subsequent federal census, and in any county having a population according to such census as follows: not less than nor more than
9,000 9,250
34,735 34,800
51,350 51,450
54,600 55,000
68,100 68,400