In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].

Example Input: [83, -11, 38]
Example Output: [36.0, 13.5]

Example Input: [-32, -39, -13]
Example Output: [-35.5, -26.0]

Example Input: [-59, -65, 36, 8, -19, 27, -44, 73, 92, -39, -85, -17, 33]
Example Output:
[-62.0, -14.5, 22.0, -5.5, 4.0, -8.5, 14.5, 82.5, 26.5, -62.0, -51.0, 8.0]