In this task you will be given a list of numbers and you need to find the mean (average) of that list. The mean of a list can be found by summing every number in the list then dividing the result by the size of that list. The output should be rounded to 3 decimal places.

Input: Consider Input: [230.375, -45.327, 112.137, 109.305]

Output: 101.622


Input: Consider Input: [192.529, -67.249, 123.707, 41.987, 11.587, 202.189, 12.989]

Output: 73.963


Input: Consider Input: [39.279, 177.085, 6.468, -68.78, -5.472, -0.806, 235.722, 7.402]


Output: 48.862