Question: what year did briggs and stratton stop using points
[{'answer': '1982', 'provenance': [{'wikipedia_id': '1156647', 'title': 'Briggs & Stratton', 'start_paragraph_id': 19, 'start_character': 200, 'end_paragraph_id': 19, 'end_character': 204, 'bleu_score': 1.0, 'section': 'Section::::Innovations.\n'}]}, {'provenance': [{'wikipedia_id': '1156647', 'title': 'Briggs & Stratton', 'start_paragraph_id': 24, 'start_character': 0, 'end_paragraph_id': 24, 'end_character': 740, 'bleu_score': 0.9808590314834971, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17919774472764921715}, 'section': 'Section::::Innovations.\n'}]}]