def process_data(employee_list):
    """
    Takes the employee list built by read_employees() and does a count of the Department data
    """
    department_list = []

    for employee_data in employee_list:
        department_list.append(employee_data['Department'])

    department_data = {}

    for department_name in set(department_list):
        department_data[department_name] = department_list.count(department_name)

    return department_data