The following data represents the percent change in tuition levels at public, four-year colleges (inflation adjusted) from 2008 to 2013 (Weissmann, 2013). Below is the frequency distribution and ogive.

Percentage Change in Tuition Levels (Inflation Adjusted) 2008 to 2013 8 Cumulative Frequency & O 0 20 40 60 80 Percentage Change in Tuition Levels (%) Class Limits Cumulative Frequency 2.2 - 11.7 6 11.8 - 21.3 26 21.4 - 30.9 37 31.0 - 40.5 41 40.6 - 50.1 43 50.2 - 59.7 45 59.8 - 69.3 48 69.4 - 78.9 50Based cm the information, what is the cumulative relative frequency for the 50.2% 59.?% change in tuiticrn class