[KongchangAI]
Unverified50% confidenceFactExact time

美国餐厅的平均利润率在3%-9%之间,约60%的新餐厅在第一年内倒闭(数据来源:美国国家餐厅协会)

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026

Sources

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API
curl https://kongchang.com/api/v1/knowledge/claims/51778
MCP
get_claim(id=51778)