(2) If the guaranty fund accumulated from earnings equals or exceeds 10 percent of the amount due depositors and the net earnings for a dividend period are sufficient, the minimum dividend shall be four percent, unless a smaller percentage is authorized by rule promulgated by the Director of the Department of Consumer and Business Services. [Amended by 1973 c.797 §386; 1975 c.544 §48; 1997 c.631 §353]