Question: what percentage of the us has a high school diploma
[{'answer': '90 %', 'provenance': [{'wikipedia_id': '6204104', 'title': 'Educational attainment in the United States', 'start_paragraph_id': 6, 'start_character': 519, 'end_paragraph_id': 6, 'end_character': 528, 'bleu_score': 1.0, 'section': 'Section::::General attainment of degrees/diplomas.\n'}]}, {'provenance': [{'wikipedia_id': '6204104', 'title': 'Educational attainment in the United States', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 528, 'bleu_score': 0.9776501033621461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16356790444709388008}, 'section': 'Section::::General attainment of degrees/diplomas.\n'}]}]