As a result, the survey finds fewer and fewer individuals among more than 3,000 species and 10,000 populations surveyed.

结果这份调查报告在3000多物种及1万人口的调查中发现个体族群越来越少。

In fact, according to the national population survey conducted recently, Florida is home to the largest population of people aged 65 and older.

事实上，根据近期的全国人口普查，佛罗里达州有最多的65岁及以上年龄的人口。

According to one study, roughly one third of homeless youth identify as lesbian, gay, bisexual or questioning, and about four percent of homeless youth identify as transgender, compared with one percent of the general youth population surveyed.

根据一项研究，大约三分之一的无家可归青年认为自己是女同性恋、男同性恋、双性恋或有疑问，大约 4% 的无家可归青年认为是变性人，而接受调查的一般青年人口中这一比例为 1%。

Now, it's become something of a ritual to debate the value of a college degree, but as current population survey data show, there has been a sharp decline in employment among men without college degrees compared with those who have them.

现在，讨论大学学位的价值已经成为一种习惯，但根据目前的人口调查数据显示，与拥有大学学位的男性相比，没有大学学位的男性的就业率急剧下降。