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: [1, 77, 55, -37, -65, 80, 31, -37, -61, 3, -80]
Example Output: [39.0, 66.0, 9.0, -51.0, 7.5, 55.5, -3.0, -49.0, -29.0, -38.5]

Example Input: [-62, 53, 54, -15, -76, 20, 30, 3]
Example Output:
[-4.5, 53.5, 19.5, -45.5, -28.0, 25.0, 16.5]