In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-63, -114, -153, -86, -137], [-139, 11, -140, -50, -88, -167, -145], [-91, -118], [-20, 35, 91, 76, -130], [70, 67, -143, -139, 67, -71], [-104, 31], [-105, -163, -36]]