Given the task definition and input, reply with output. 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, 87, -136, -58], [-42, -167, -47, 16, -175, 22], [-189, 77, -39, 44, -181, 56, -155], [36, 97, -7, -147, 29], [91, -156, 69, -139, 69, 53, -68], [-10, -41, -99, -65, 52, -42, -18]]

[87, 22, 77, 97, 91, 52]