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: [165.647, 110.893, -83.152, -56.699, 19.53, 48.825, -64.043, 199.192, 249.46, 244.789]

Output: 83.444


Input: Consider Input: [-11.211, 9.955, 208.942, 124.097, 118.282, 65.001]

Output: 85.844


Input: Consider Input: [58.197, -49.495, -29.337, 64.749, -17.774, 14.023, -28.494, 166.939, 138.524, 43.757]


Output: 36.109