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: [229.28, 202.632, 129.717, 211.459, 203.204]

Output: 195.258


Input: Consider Input: [79.132, 226.507, 40.498, 100.658, 75.361]

Output: 104.431


Input: Consider Input: [182.441, 58.468, 209.229, 249.908, 32.346, 30.442]


Output: 127.139