Question: the united states census bureau collects data about
[{'answer': 'the American people and economy', 'provenance': [{'wikipedia_id': '57070', 'title': 'United States Census Bureau', 'start_paragraph_id': 1, 'start_character': 197, 'end_paragraph_id': 1, 'end_character': 228, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '57070', 'title': 'United States Census Bureau', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 358, 'bleu_score': 0.881322716095275, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5254381244977795923}, 'section': 'Section::::Abstract.'}]}]