The amendments to §§ 57-4-101, 57-4-102, 57-4-201, 57-4-203 and 57-4-301, made by Chapter 444 of the Public Acts of 1987, shall not apply in counties having a population of:
not less than nor more than
11,700 11,800
24,590 24,600
34,800 34,900
67,300 67,400
according to the 1980 federal census or any subsequent federal census.