The Consumer Price Index (CPI) tracks the cost of a typical sample of consumer goods. The following table shows the percentage increase in the CPI for each year in a 10-year period. Let r denote the yearly percentage increase in the CPI. Find the number of years during the given period that r22.8. Year 2006 2007 2008/2009 2010 2011 2012 2013 2014/2015 % Increase in CPI 0.8 3.4 2.4 2.6 3.7 0.3 1.9 3.3 0.9 1.6 There is/are (Type a whole number.) + year(s) in which r22.8.