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].

[8, -8, 26, -88, 71, -9, -10, -93, -91, -72, -12]
[0.0, 9.0, -31.0, -8.5, 31.0, -9.5, -51.5, -92.0, -81.5, -42.0]

[33, 66, 9, -63, -67, 30, -47, -2, -26, -91]
[49.5, 37.5, -27.0, -65.0, -18.5, -8.5, -24.5, -14.0, -58.5]

[94, -72, 100, 37, -28, 91]

[11.0, 14.0, 68.5, 4.5, 31.5]