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: [-59, 49]
Example Output: [-5.0]

Example Input: [-68, -54, 55]
Example Output: [-61.0, 0.5]

Example Input: [63, -14, -21, -60, -11, 65, -14, -81, -92, -6, -64, -50, 19]
Example Output:
[24.5, -17.5, -40.5, -35.5, 27.0, 25.5, -47.5, -86.5, -49.0, -35.0, -57.0, -15.5]