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].

[75, 44, -31, 8, -71, -34, -38, -23, -18, -14, 53, 83, -60, -56]
[59.5, 6.5, -11.5, -31.5, -52.5, -36.0, -30.5, -20.5, -16.0, 19.5, 68.0, 11.5, -58.0]

[-16, 54, 42]
[19.0, 48.0]

[71, 83, -59, 81]

[77.0, 12.0, 11.0]