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.

[214.036, 24.752, 106.748, 206.9, 42.432, 233.646]
138.086

[159.291, 160.61, -50.992, 34.053, 78.883, 222.627, 105.95]
101.489

[-66.676, -7.063, -18.028, 13.407, 54.369, 148.394, -93.155]

4.464