sentences:  Major economic events that affected incomes included the return to lower inflation and higher growth, tax cuts and increases in the early 1980s, cuts following the 1986 tax reforms, tax increases in 1990 and 1993, expansion of the Children's Health Insurance Program in 1997, welfare reform, a 2000 recession, followed by tax cuts in 2001 and 2003 and increases in 2010.CBO reported that for the 1979–2007 period, after-tax income (adjusted for inflation) of households in the top 1 percent of earners grew by 275%, compared to 65% for the next 19%, just under 40% for the next 60% and 18% for the bottom fifth.The share of after-tax income received by the top 1% more than doubled from about 8% in 1979 to over 17% in 2007.The share received by the other 19 percent of households in the highest quintile edged up from 35% to 36%.