Minimum value within 30 days: VOL=LLV(V, 30);

Over 1.9 times: V & gtREF(V,1) *1.9;

Less than 0.5 times: v < REF(V,1) * 0.5;

Same: V & gtREF(V, 1)*0.97 and V & ltREF(V,1) *1.03;