he number and frequency of Atlantic hurricanes annually from 1940 through 2015 is shown here. This means, for instance, that no hurricanes occurred during 5 of these years, only one hurricane occurred in 16 of these years, and so on.

Number	Frequency
0	5
1	16
2	20
3	14
4	4
5	5
6	5
7	3
8	2
10	1
12	1

Number of hurricanes each year follows a Poisson distribution. Find the mean number of hurricanes per year and calculate the probability of having 5 or 6 hurricanes per year. Enter this probability as a decimal number.