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: [236.753, 184.794, -45.415, 20.278, -41.34, 109.146, 176.83]

Output: 91.578


Input: Consider Input: [152.683, 147.968, 62.877, -44.254, 4.344]

Output: 64.724


Input: Consider Input: [203.312, 175.989, -55.34, -55.642, 157.991]


Output: 85.262


