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: [-46.14, -0.077, 72.663, 81.035, -24.144, 66.514, 98.199]

Output: 35.436


Input: Consider Input: [-48.12, 192.63, 32.454, 132.703, -26.044, 140.006, -8.624, 38.438]

Output: 56.68


Input: Consider Input: [161.716, 189.219]


Output: 175.468