Question: when did airbags become standard in u s
[{'answer': 'the early 1990s', 'provenance': [{'wikipedia_id': '60023', 'title': 'Airbag', 'start_paragraph_id': 15, 'start_character': 892, 'end_paragraph_id': 15, 'end_character': 907, 'bleu_score': 1.0, 'section': 'Section::::History.:Origins.\n'}]}, {'provenance': [{'wikipedia_id': '60023', 'title': 'Airbag', 'start_paragraph_id': 15, 'start_character': 344, 'end_paragraph_id': 15, 'end_character': 907, 'bleu_score': 0.562972418039658, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8166150748047146201}, 'section': 'Section::::History.:Origins.\n'}]}]