Somebody posted this on another discussion board illustrating the MWC's RPI rankings the past 10 years.
2014/15 #11 .5127
2013/14 #10 .5266
2012/13 #1 .5803
2011/12 #5 .5635
2010/11 #4 .5601
2009/10 #6 .5421
2008/09 #7 .5454
2007/08 #9 .5228
2006/07 #8 .5516
2005/06 #8 .5228
2014/15 #11 .5127
2013/14 #10 .5266
2012/13 #1 .5803
2011/12 #5 .5635
2010/11 #4 .5601
2009/10 #6 .5421
2008/09 #7 .5454
2007/08 #9 .5228
2006/07 #8 .5516
2005/06 #8 .5228