Results There were no significant (P>0.05) in total happiness degree, total equal mark of gloomy emotion between two groups the old;
结果住老年公寓和住家庭中两组老年人的总幸福度、抑郁情绪总均分值无统计学差异（P >0 。0 5 ） ；
I admit I do not know why average degree of happiness has not risen in recent decades in the US as incomes rose.
我承认我的确讲不清为什么美国的平均幸福度在最近几十年没有随着收入的增加而提高。
The US data show the high average degree of happiness that is appropriate to its high average incomes.
美国的数据显示了很高的平均幸福度，这与美国人的高收入相称。
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