Question: how many cracker barrels in the united states
[{'answer': 'more than 600', 'provenance': [{'wikipedia_id': '47818563', 'title': 'Cracker Barrel', 'start_paragraph_id': 14, 'start_character': 762, 'end_paragraph_id': 14, 'end_character': 775, 'bleu_score': 1.0, 'section': 'Section::::History.:Operations.\n'}]}, {'answer': '639'}, {'provenance': [{'wikipedia_id': '47818563', 'title': 'Cracker Barrel', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 871, 'bleu_score': 0.9854535765681661, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2807365019587450102}, 'section': 'Section::::History.:Operations.\n'}]}, {'provenance': [{'wikipedia_id': '47818563', 'title': 'Cracker Barrel', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 517, 'bleu_score': 0.7760798659190361, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2807365019587450102}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47818563', 'title': 'Cracker Barrel', 'section': 'Section::::History.:Operations.\n', 'start_paragraph_id': 14, 'end_paragraph_id': 14, 'meta': {'evidence_span': ["The number of combined restaurants and stores owned by Cracker Barrel increased between 1997 and 2000, to more than 420 locations. In 2000 and 2001, the company addressed staffing and infrastructure issues related to this rapid growth by implementing a more rigorous recruitment strategy and introducing new technology, including an order-placement system. From the late 1990s to the mid-2000s, the company focused on opening new locations in residential areas to attract local residents and workers as customers. It updated its marketing in 2006 to encourage new customers, changing the design of its highway billboard advertisements to include images of menu items. Previously the signs had featured only the company's logo. By 2011, Cracker Barrel had opened more than 600 restaurants in 42 states. On January 17, 2012, company founder Dan Evins died of bladder cancer.", "Previously the signs had featured only the company's logo. By 2011, Cracker Barrel had opened more than 600 restaurants in 42 states. On January 17, 2012, company founder Dan Evins died of bladder cancer.", 'By 2011, Cracker Barrel had opened more than 600 restaurants in 42 states.']}}]}, {'provenance': [{'wikipedia_id': '47818563', 'title': 'Cracker Barrel', 'section': 'Section::::Restaurants.:Food and gift shop.\n', 'start_paragraph_id': 17, 'end_paragraph_id': 17, 'meta': {'evidence_span': ['featured only the company\'s logo. By 2011, Cracker Barrel had opened more than 600 restaurants in 42 states. On January 17, 2012, company founder Dan Evins died of bladder cancer. As a Southern-themed chain, Cracker Barrel serves traditional Southern comfort food often described as "down-home" country cooking and sells gift items including simple toys representative of the 1950s and 1960s, toy vehicles, puzzles, and woodcrafts. Also sold are country music CDs, DVDs of early classic television, cookbooks, baking mixes, kitchen novelty decor, and early classic brands of candy and snack foods. Breakfast is served all day, and there are two menus: one for breakfast, the other for lunch and dinner. Since the first restaurant opened, the menu has featured Southern specialties, including biscuits, fried chicken, and catfish; seasonal and regional menu items were added during the 1980s and 1990s. In 2007, Cracker Barrel announced plans to remove artificial trans fats from its menu items.', 'By 2011, Cracker Barrel had opened more than 600 restaurants in 42 states. On January 17, 2012, company founder Dan Evins died of bladder cancer.', 'By 2011, Cracker Barrel had opened more than 600 restaurants in 42 states']}}]}]