{'age': {(27): 1, (108): 1, (53): 1, (22): 1, (13): 1}, 'surname': {
    'headroom': 1, 'smith': 2, 'specter': 1, 'ryan': 1}, 'name': {'jakob': 
    1, 'max': 1, 'aaron': 1, 'johnny': 2}}
item frequency in a python list of dictionaries