Question: from 1960 to 2008 the percent of american adults who were obese rose how much percent
[{'answer': '63.8 %', 'provenance': [{'wikipedia_id': '18958648', 'title': 'Obesity in the United States', 'start_paragraph_id': 3, 'start_character': 348, 'end_paragraph_id': 3, 'end_character': 355, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18958648', 'title': 'Obesity in the United States', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 1316, 'bleu_score': 0.765708503788817, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6466016760370947185}, 'section': 'Section::::Abstract.'}]}]