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: [-48.12, 192.63, 32.454, 132.703, -26.044, 140.006, -8.624, 38.438]

Output: 56.68


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

Output: 73.963


Input: Consider Input: [135.719, -52.103, 33.884, 82.913, 166.355, 104.277, -45.715, 229.094]


Output: 81.803