This Great Graphic comes from the Wall Street Journal. It shows what is happening to the pay of the least compensated in the US. Their pay is going up at a pace that is exceeding the averages and inflation.
The data is from Q2 16. Weekly wages for full-time employees in the 25th percentile, earning about $13 an hour, are up about 3.1% from a year ago. The Labor Department data show that this is the largest increase since 2009. The pace of increase exceeds the pay of median workers who make about $20 an hour for full-time work.