An epidemic follows the curve
P = (800)/[(1 + 20,000e^(−0.549t)] million people,
where P is the number of people infected and t is in years. How fast is the epidemic growing after 10 years? (Round your answer to two significant digits.)

____ million people infected per year

How fast is the epidemic growing after 20 years? (Round your answer to two significant digits.)

____ million people infected per year