Question: what percentage of australia's population is foreign born
[{'answer': '26 %', 'provenance': [{'wikipedia_id': '1100670', 'title': 'Immigration to Australia', 'start_paragraph_id': 9, 'start_character': 774, 'end_paragraph_id': 9, 'end_character': 778, 'bleu_score': 1.0, 'section': 'Section::::Immigration history of Australia.:Penal transportation.\n'}]}]