According to the Bureau of Labor Statistics, the dollar experienced an average inflation rate of 2.35% per year. Prices in 2017 are 87.0% higher than prices in 1990.
In other words, $1 in the year 1990 is equivalent to $1.87 in 2017, a difference of $0.87 over 27 years.
Politics and news often play an important role in economic performance.
Inflation Data Source: The Bureau of Labor Statistics' Consumer Price Index (CPI), established in 1913. Inflation data from 1665 to 1912 is sourced from a historical study conducted by political science professor Robert Sahr at Oregon State University.