Respondents were asked how they would rate their lives on a scale from zero (worst possible) to 10 (best possible), as well as answering a series of questions on positive or negative emotions.

受访者被问到他们将如何给自己的生活评分：量表从0分(可能最糟糕的生活)到10分(可能最美好的生活)；同时还需要回答一系列关于积极或消极情绪的问题。

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