Question: when was the 35 hour week introduced in france
[{'answer': 'February 2000', 'provenance': [{'wikipedia_id': '526780', 'title': '35-hour workweek', 'start_paragraph_id': 1, 'start_character': 75, 'end_paragraph_id': 1, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '526780', 'title': '35-hour workweek', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 200, 'bleu_score': 0.7265551147478561, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10249638334199166848}, 'section': 'Section::::Abstract.'}]}]