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: [93.72, 13.366, -44.452, -29.011, 56.593, 5.272, -20.162, 160.282, 44.017]

Output: 31.069


Input: Consider Input: [74.601, 131.018, -45.91]

Output: 53.236


Input: Consider Input: [-49.117, 50.022, 238.053, 248.438, -41.867, 33.921, 80.366, 116.72, -7.03, 62.247]


Output: 73.175