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].

[52, 88, 91, 51, 48, 72, 93, 44, -23]
[70.0, 89.5, 71.0, 49.5, 60.0, 82.5, 68.5, 10.5]

[-12, -11, -13, 37, 73, -7, -15, 62, 1, 5, 93, -30, 21, 29, 99]
[-11.5, -12.0, 12.0, 55.0, 33.0, -11.0, 23.5, 31.5, 3.0, 49.0, 31.5, -4.5, 25.0, 64.0]

[73, -2, -13, 19]

[35.5, -7.5, 3.0]