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: [-77, 76, 21, 100, 19]
Example Output: [-0.5, 48.5, 60.5, 59.5]

Example Input: [92, 10, 59, -82]
Example Output: [51.0, 34.5, -11.5]

Example Input: [5, -91, 5, 77, 7, -71, -91, -70, -81, 13, 82]
Example Output:
[-43.0, -43.0, 41.0, 42.0, -32.0, -81.0, -80.5, -75.5, -34.0, 47.5]