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: [89.776, -37.895, -45.315, 75.805, 144.052, 150.156]

Output: 62.763


Input: Consider Input: [-27.115, -11.908, 125.703, 202.749, 139.333, 242.982, -93.292, 161.484]

Output: 92.492


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


