Question: what percentage of cars in norway are electric
[{'answer': '5 %', 'provenance': [{'wikipedia_id': '37528172', 'title': 'Plug-in electric vehicles in Norway', 'start_paragraph_id': 141, 'start_character': 340, 'end_paragraph_id': 141, 'end_character': 345, 'bleu_score': 1.0, 'section': 'Section::::Effects on average fleet CO emissions.\n'}]}]