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: [65.727, 216.759, 101.145, 91.028]

Output: 118.665


Input: Consider Input: [2.81, 52.99, 55.279, 75.682, 73.835, 148.077, -54.162, 112.112]

Output: 58.328


Input: Consider Input: [244.785, 12.845, 5.136, 220.247, 182.419, 39.69, 57.991, -24.575]


Output: 92.317