The GENERAL CONTEXT of such use is:
U.S. statistics: in the U.S., statistics show a continuous increase in the proportion of members of the ruling classes/families who are graduates, and graduates of the best universities, a tendency which has become more marked in recent years.
Also see Father Jerome's BLOG, for info about his latest Book,
"God, Lucifer and You! A ScienceBook of Quantum Physics and Reality, for 5 year old Kids and Adults!"