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].

[-14, 33, -89]
[9.5, -28.0]

[36, -11, 53, -4, 26, -25, 45, -41]
[12.5, 21.0, 24.5, 11.0, 0.5, 10.0, 2.0]

[-67, 54, 70, 26, 99, -65, 77, -41, 3, -65, 4, -73, 65, 93, -18]

[-6.5, 62.0, 48.0, 62.5, 17.0, 6.0, 18.0, -19.0, -31.0, -30.5, -34.5, -4.0, 79.0, 37.5]