告诉我们发生了什么：
the challenge
What country has the highest percentage of people that earn >50K?
have two different meanings：the country which has the highest percentage in the high salary group ,or, the country that has the highest percentages of people who are in the high salary group.l have tried both but doesn’t pass ,maybe the answer is incorrect?
到目前为止你的代码
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挑战信息：
Python 数据分析 - Demographic Data Analyzer