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: [228.031, -85.617, 36.164]

Output: 59.526


Input: Consider Input: [41.081, 166.314, -14.556, -84.648, -8.286]

Output: 19.981


Input: Consider Input: [78.832, 234.037, 38.241, 240.8, 69.32, -84.962, -27.847, 93.799]


Output: 80.278


