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].

[58, 51, 76, 8, 35, 37, 94, -73]
[54.5, 63.5, 42.0, 21.5, 36.0, 65.5, 10.5]

[66, 78, -55, 77, -81, -61, 2, -92, 59, -99, 16]
[72.0, 11.5, 11.0, -2.0, -71.0, -29.5, -45.0, -16.5, -20.0, -41.5]

[-77, 4, 6, -4, 73, -49, -42]

[-36.5, 5.0, 1.0, 34.5, 12.0, -45.5]