Question: when did the 5 pound coin come out
[{'answer': '1990', 'provenance': [{'wikipedia_id': '200497', 'title': 'Five pounds (British coin)', 'start_paragraph_id': 1, 'start_character': 180, 'end_paragraph_id': 1, 'end_character': 184, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '200497', 'title': 'Five pounds (British coin)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 462, 'bleu_score': 0.97451705556073, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11949626367231044675}, 'section': 'Section::::Abstract.'}]}]