Question: when was bega cheese listed on the asx
[{'answer': '2011', 'provenance': [{'wikipedia_id': '49394115', 'title': 'Bega Cheese', 'start_paragraph_id': 1, 'start_character': 188, 'end_paragraph_id': 1, 'end_character': 192, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49394115', 'title': 'Bega Cheese', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 469, 'bleu_score': 0.9754554449993441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13831315207692628744}, 'section': 'Section::::Abstract.'}]}]