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.

[32.131, 116.887, 66.741, 218.719, 106.049, -93.999]
74.421

[182.34, 105.105, 248.658, 104.174, -98.917, -47.707, -61.048, 241.903, -34.659, 31.89]
67.174

[151.736, -8.775, 103.168, 245.031, 180.74, 228.248, 158.522, 179.855]

154.816