After adjusting for inflation by counting everything in constant 2015 dollars, this means that three quarters of the education cuts accrued between 2009 and 2013 were restored by 2015. (hechingerreport.org)
The disadvantage of using the nominal interest rate is that it does not adjust for the inflation rate. (investopedia.com)
Over the entire period, there's been a significant increase, even adjusted for inflation. (money.stackexchange.com)