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, -101, -176, -136], [91, 99, -167, 86, -140, -25, -58], [-170, 68, -189], [42, 6, 48, -166, -58, 52, -168], [16, 56, 67, -80, -165, -166]]