Question: what is the average annual family income in the united states
[{'answer': '$59,039 in 2016', 'provenance': [{'wikipedia_id': '5755439', 'title': 'Household income in the United States', 'start_paragraph_id': 8, 'start_character': 88, 'end_paragraph_id': 8, 'end_character': 103, 'bleu_score': 1.0, 'section': 'Section::::Recent trends.\n'}]}, {'provenance': [{'wikipedia_id': '5755439', 'title': 'Household income in the United States', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 286, 'bleu_score': 0.645584387650184, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17262324967444705734}, 'section': 'Section::::Abstract.'}]}]