Past grade distributions for EECS 206 can be obtained from the web archive:
http://www.eecs.umich.edu/courses/eecs206/archive/fall01/206finalgradespost.pdf
http://www.eecs.umich.edu/courses/eecs206/archive/winter02/206.final.course.grades.pdf
http://www.eecs.umich.edu/courses/eecs206/archive/spring02/grades.html

Here is a summary of past grade distributions for EECS 206:

	F2001		W2002		S2002	overall
#stu	249		200		13	462
A	38	15%	66	33%	6	110	24%
B	110	44%	86	43%	7	203	44%
C	90	36%	36	18%	0	126	27%
D	11	5%	12	6%	0	23	5%

Note that the Spring 2002 semester only had 13 students,
so its grade distribution cannot be considered representative.