Question: what percent of the uk population is muslim
[{'answer': '5.4', 'provenance': [{'wikipedia_id': '1532779', 'title': 'Islam in the United Kingdom', 'start_paragraph_id': 28, 'start_character': 54, 'end_paragraph_id': 28, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Demographics.\n'}]}]