Since the Fair Labor Standards Act passed in 1938, the United States has legalized a least pay rate. The first least pay was $.25 per hour and included about 43% of non-supervisory pay and earnings workers. By 1991, the least pay had got higher to $4.25 per hour and included more than 88% of all non-supervisory employees. Because the least pay is in nominal time spans, its actual worth has fluctuated significantly over time. In 1978, the minimum's actual worth (in 1993 dollars) arrived at a ...