Question: what is the population of new south wales
[{'answer': 'over 7.8 million'}, {'provenance': [{'wikipedia_id': '21654', 'title': 'New South Wales', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 635, 'bleu_score': 0.898757329547878, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12135070606532975899}, 'section': 'Section::::Abstract.'}]}]