Question: how much of the world's maple syrup does canada produce
[{'answer': '80 percent', 'provenance': [{'wikipedia_id': '19886', 'title': 'Maple syrup', 'start_paragraph_id': 34, 'start_character': 143, 'end_paragraph_id': 34, 'end_character': 153, 'bleu_score': 1.0, 'section': 'Section::::Commerce.\n'}]}, {'provenance': [{'wikipedia_id': '19886', 'title': 'Maple syrup', 'start_paragraph_id': 34, 'start_character': 0, 'end_paragraph_id': 34, 'end_character': 349, 'bleu_score': 0.8735656623688121, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10630176056323987793}, 'section': 'Section::::Commerce.\n'}]}]