User blog comment:AustinD-3/Evolution of CP: Grades/@comment-26839172-20150626151225

Here is my opinion:

2005 - A (95%)

2006 - A (98%)

2007 - A (97%)

2008 - A (97%)

2009 - A- (90%)

2010 - A- (86%)

2011 - A- (82%)

2012 - B+ (76%)

2013 - D- (1%)

2014 - B- (67%)

2015 (so far) - C- (25%)