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: [-89.59, -15.783, 35.306, 46.851, 97.275, 19.027, 200.372, 62.551]

Output: 44.501


Input: Consider Input: [-40.246, -7.512, 174.245, -98.6]

Output: 6.972


Input: Consider Input: [173.052, -89.677, 156.862, -69.941, 222.397, 62.835, 230.201, 203.191, 43.838]


Output: 103.64