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.
[[81, -78, -37, -91, 3, 73], [59, 0, -181, -36, -140], [76, 0, -93, -52], [38, -191], [76, -190, 11, -71, -173, -197], [57, 0], [-37, -80, -169]]