Answer:
15.1185% increase per day
Step-by-step explanation:
t = time in days since first day
c = amount of cases on t
Original amount * r^(t - 1) = c -->
213144 * x^(5-1) = 374329 -->
x^4 = 1.75622583793 -->
x = 1.15118491647 -->
15.1185% increase per day
