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.
[[-16, -105, -16, 28], [60, 40, -199], [-27, -109, -187], [-37, -186, -13, -51], [17, 4, -123, 59, 44, -199, 58]]