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: [92, -79, 17, 91, 49, 10, -50, -35]
Example Output: [6.5, -31.0, 54.0, 70.0, 29.5, -20.0, -42.5]

Example Input: [-40, 54]
Example Output: [7.0]

Example Input: [-49, 27, -94, -44, 72, -21, 18, 36, -59, -55, -8, 15, -57]
Example Output:
[-11.0, -33.5, -69.0, 14.0, 25.5, -1.5, 27.0, -11.5, -57.0, -31.5, 3.5, -21.0]