The returns of a stock follow the normal distribution, with average return of 13.2% and standard deviation of 23.7%. What is the probability that in any given year, the stock's return will be between -34.2% and +36.9%? Assume the following: the one standard deviation probability range is 0.68; the two standard deviation probability range is 0.95; and the three standard deviation probability range is 0.99.