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: [-71.118, 160.927, 230.116, -26.655, -4.297, 64.272, 72.304, 41.517, 242.068]

Output: 78.793


Input: Consider Input: [49.035, -81.115, 27.419]

Output: -1.554


Input: Consider Input: [19.411, 98.535, 23.244, -49.953, 193.087, -64.046, 160.725, 106.174]


Output: 60.897