Question: what is the enrollment at arizona state university
[{'answer': '72,000'}, {'provenance': [{'wikipedia_id': '1859', 'title': 'Arizona State University', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 534, 'bleu_score': 0.660427224339297, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 944586973332769493}, 'section': 'Section::::Abstract.'}]}]