Portland State University - Average grade by subject
Fall	Science	Social Science	Humanities
1995	2.74	2.83	3.22
1996	n/a
1997	2.84	2.94	3.26
1998	n/a
1999	2.78	2.95	3.28
2000	2.81	3.04	3.30
2001	2.78	3.11	3.28
2002	2.81	3.07	3.27
2003	2.76	3.07	3.24
2004	2.84	3.06	3.28
2005	2.79	3.03	3.22
2006	2.83	3.07	3.15
2007	2.83	3.05	3.17
Source (accessed April 20, 2009):
http://www.oirp.pdx.edu/source/port0405/3_24_1A.htm
and other years