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: [59.291, 108.572, 120.13]

Output: 95.998


Input: Consider Input: [-1.31, 169.522, -26.172, 111.289]

Output: 63.332


Input: Consider Input: [-6.353, 218.213, 125.164, -95.828]


Output: 60.299