For each of the 18 top countries, add deaths and recovered, divide by its total cases, then divide these by the 18 average, median it. MED(((D1+R1)/C1))/(DS18+RS18)/CS18)…(D18+R18)/C18))/(DS18+RS18)/CS18)) ACKNOWLEDGMENT: 2019–20 coronavirus pandemic , Impact of non-pharmaceutical interventions (NPIs) to reduce COVID19 mortality and healthcare demand, Blazing Night, Naturalistic Fantasy
via NF COVID-19 indicator is median((ActiveN/CasesN)/average(Active/Cases)) — Legend of Trump