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: [-93.372, 58.665, 230.024, 208.635]

Output: 100.988


Input: Consider Input: [100.422, 199.731, 138.971, 95.515, 9.517]

Output: 108.831


Input: Consider Input: [238.299, -11.287, 108.224, 18.888, -45.125]


Output: 61.8