The Golgi Body since packages and changes the proteins into a form that can be used which are transported from the endoplasmic reticulum. Without it, the Golgi apparatus would be of no use.
They also show the number of dependents (children and, sometimes, elderly people) and general structure of the population at any given moment.
it compares and contrast the age of th female and male where it typically forms the shape of a pyramid when the population is growing which can give you a general idea on both genders
it can help see who (female or male) are the most type in that area