See Gallup's top 15 countries, each with a mean score between 7.0 and 7.7, here.
让我们来看看盖洛普调查中幸福度排名前15位的国家吧，每个国家的平均得分都在7.0到7.7分之间。
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The highest mean score was found for depression.
抑郁评分的均值最高。
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