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: [23.632, 47.911, 95.884, 239.46, -68.225, 80.094, 111.959]

Output: 75.816


Input: Consider Input: [127.703, -82.203, 53.438]

Output: 32.979


Input: Consider Input: [-93.873, 217.909, -85.155, 21.87, 65.662, 172.1, -21.035, -1.759, 83.798, -47.665]


Output: 31.185