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: [54, 51, -18]
Example Output: [52.5, 16.5]

Example Input: [-37, 89]
Example Output: [26.0]

Example Input: [-14, 52, 2, 76, -54, 62, -11, 83, -47, -6]
Example Output:
[19.0, 27.0, 39.0, 11.0, 4.0, 25.5, 36.0, 18.0, -26.5]