Question: when did the military start using the humvee
[{'answer': '1979', 'provenance': [{'wikipedia_id': '14396', 'title': 'Humvee', 'start_paragraph_id': 5, 'start_character': 3, 'end_paragraph_id': 5, 'end_character': 7, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '14396', 'title': 'Humvee', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 995, 'bleu_score': 0.86157038395975, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2365765173034588634}, 'section': 'Section::::History.\n'}]}]