Question: what is the population of bridgewater nova scotia
[{'answer': '8,532', 'provenance': [{'wikipedia_id': '247655', 'title': 'Bridgewater, Nova Scotia', 'start_paragraph_id': 1, 'start_character': 129, 'end_paragraph_id': 1, 'end_character': 134, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '247655', 'title': 'Bridgewater, Nova Scotia', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 204, 'bleu_score': 0.9451524926983921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9187391497943696261}, 'section': 'Section::::Abstract.'}]}]