Question: when did the sat go from 2400 to 1600
[{'answer': 'March 2016', 'provenance': [{'wikipedia_id': '144716', 'title': 'SAT', 'start_paragraph_id': 45, 'start_character': 131, 'end_paragraph_id': 45, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::SAT-ACT score comparisons.\n'}]}, {'provenance': [{'wikipedia_id': '144716', 'title': 'SAT', 'start_paragraph_id': 88, 'start_character': 0, 'end_paragraph_id': 88, 'end_character': 808, 'bleu_score': 0.960470563889473, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8563979965066424557}, 'section': 'Section::::History.:2016 changes, including the return to a 1600-point score.\n'}]}]