Question: the largest component of national income in the united states is
[{'answer': 'personal consumption', 'provenance': [{'wikipedia_id': '32022', 'title': 'Economy of the United States', 'start_paragraph_id': 28, 'start_character': 180, 'end_paragraph_id': 28, 'end_character': 200, 'bleu_score': 1.0, 'section': 'Section::::GDP.\n'}]}, {'provenance': [{'wikipedia_id': '32022', 'title': 'Economy of the United States', 'start_paragraph_id': 28, 'start_character': 0, 'end_paragraph_id': 28, 'end_character': 726, 'bleu_score': 0.90994825959277, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6135352648091672851}, 'section': 'Section::::GDP.\n'}]}]