Question

谁可以帮忙翻译一下这三段话，急需。

明天上课老师要求翻译。希望大家帮帮忙。。。下星期要中考了，我还要背会书。谢谢了。
Everyone hopes for happiness.Do you know when people feel the happiest?
21,000 people were regularly surveyed about when they were the happiest by some German and American scientists.They were asked to provide a scale from one to seven,seven meant having complete happiness.
According to the results,teenagers marked themselves at around 5.5 and 40-year-olds had the scale of 5.The scale dropped for people who were 46years old .And 74-year-olds had the scale of 5.9.

谢谢了。希望能够准确一点的，通顺一点的。
翻译的好的追加啊！！！！

Answer 1

每个人都渴望幸福，你知道何时人们感到最幸福的时候么？一些德国和美国的科学家对21000人进行了定期的调研，当他们感到最幸福时，科学家们要求这些人提供一个幸福标度，标度从1到7 ，7就意味着绝对的幸福。
根据调研结果显示，青少年最幸福时的标度一般在5.5左右，40岁这一年龄段的人由于46岁的人标度较低均值降至为5，74岁左右的人们幸福标度在5.9左右。