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

Example Input: [-77, 14, 56, -86, -9, 71, -2, -1, -74, 37, 39, 53]
Example Output: [-31.5, 35.0, -15.0, -47.5, 31.0, 34.5, -1.5, -37.5, -18.5, 38.0, 46.0]

Example Input: [5, -37, 48, -79, 48, 35]
Example Output:
[-16.0, 5.5, -15.5, -15.5, 41.5]