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: [44, -69, 2, -20, -20]
Example Output: [-12.5, -33.5, -9.0, -20.0]

Example Input: [-10, -49, -49, 14, 92, 63, -10, 73]
Example Output: [-29.5, -49.0, -17.5, 53.0, 77.5, 26.5, 31.5]

Example Input: [-72, -20]
Example Output:
[-46.0]