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].

[-68, -29, -8, -76, 90, 60, 14, 63, -12]
[-48.5, -18.5, -42.0, 7.0, 75.0, 37.0, 38.5, 25.5]

[-10, -49, -49, 14, 92, 63, -10, 73]
[-29.5, -49.0, -17.5, 53.0, 77.5, 26.5, 31.5]

[-75, -70, 1, -30, -53, 96, 12, -67, -10, -55, -15, -80, -59, -30, 56]

[-72.5, -34.5, -14.5, -41.5, 21.5, 54.0, -27.5, -38.5, -32.5, -35.0, -47.5, -69.5, -44.5, 13.0]