Use the Consumer Price Index to convert the 2000 salary of the executive in given Exercise to its 2004 equivalent.
Exercise
An executive's salary increased from $95,000 to $110,000 between 2000 and 2004, but the Consumer Price Index went from 172.2 to 188.9 during this time span. In terms of real income, what was the percentage increase or decrease in the executive's real earnings?