The higher the percentile, the higher the income.
Note from series of graphs that I used to create the above column graph. Figures are for workers 25 and older. Figures are adjusted for inflation using the consumer price index. Figures for high school dropouts, as well as those who attended college but did not graduate, are not shown.
Wage Disparity Continues to Grow. (print headline)
Median Pay in U.S. Is Stagnant, but Low-Paid Workers Lose. (website headline)
(The New York Times, 4/26/2013)
Excerpt: The median pay of American workers has stagnated in recent years, but that is not true for all workers. When adjusted for inflation, the wages of low-paid workers have declined. But the wages for better-paid workers have grown significantly more rapidly than inflation.