Columbia subject headings:
Harvard subject headings:
Academic achievement
Degrees, Academic--United States--Statistics.
Princeton subject headings:
Academic achievement--United States--Longitudinal studies.
Academic achievement--United States--Statistics.
Degrees, Academic--United States--Longitudinal studies.
Degrees, Academic--United States--Statistics.
High school graduates--United States--Longitudinal studies.
High school graduates--United States--Statistics.
Statistics.