Question: what percentage of babies are circumcised in the us
[{'answer': '58 %', 'provenance': [{'wikipedia_id': '10353408', 'title': 'Prevalence of circumcision', 'start_paragraph_id': 62, 'start_character': 271, 'end_paragraph_id': 62, 'end_character': 275, 'bleu_score': 1.0, 'section': 'Section::::Oceania.:Australia.\n'}]}]