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: [-100, -100, -39, 13, 24, -2, 77, 37, -20, -38, 18, 55]
Example Output: [-100.0, -69.5, -13.0, 18.5, 11.0, 37.5, 57.0, 8.5, -29.0, -10.0, 36.5]

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

Example Input: [-67, 39, 72, -15, -73, -94]
Example Output:
[-14.0, 55.5, 28.5, -44.0, -83.5]