"Figure 6: Progressivity, average rate and overall redistributive impact of cash benefits, 1977 to 2014/15","" "UK","" "","" "Notes","1. For progressivity (measured using the Kakwani index), a negative value indicates that cash benefits are progressive leading to a reduction in the level of inequality. A decreasing value means that benefits are becoming more progressive leading to an increase in the level of inequality." "Unit","%" "","" "Year","Progressivity","Average rate (as % of original income)","Redistributive impact (% reduction in Gini)" "1977","-90.6","14.5","-30.1" "1978","-90.1","15.0","-30.5" "1979","-88.4","15.8","-31.0" "1980","-90.2","15.1","-29.9" "1981","-90.5","16.6","-30.7" "1982","-91.2","18.6","-33.0" "1983","-89.4","20.0","-32.6" "1984","-91.3","20.6","-34.8" "1985","-91.8","19.4","-32.1" "1986","-93.0","18.9","-31.7" "1987","-94.0","17.5","-29.4" "1988","-94.0","15.5","-27.1" "1989","-94.4","15.1","-27.0" "1990","-95.7","14.2","-24.9" "1991","-94.1","15.2","-26.2" "1992","-93.5","17.4","-27.9" "1993","-95.3","18.6","-29.1" "1994/95","-96.3","18.4","-29.9" "1995/96","-94.6","18.4","-29.8" "1996/97","-97.0","17.3","-28.5" "1997/98","-97.0","16.8","-28.1" "1998/99","-98.8","15.8","-26.8" "1999/00","-97.5","15.5","-26.3" "2000/01","-97.4","15.0","-26.1" "2001/02","-98.3","14.8","-25.3" "2002/03","-96.5","15.7","-26.8" "2003/04","-96.3","16.2","-27.3" "2004/05","-96.4","16.2","-28.2" "2005/06","-96.0","16.6","-27.6" "2006/07","-96.0","15.7","-26.2" "2007/08","-96.0","16.2","-27.1" "2008/09","-95.4","17.2","-27.8" "2009/10","-94.5","18.5","-29.0" "2010/11","-93.7","18.6","-29.3" "2011/12","-94.3","19.5","-30.2" "2012/13","-93.5","19.0","-29.3" "2013/14","-90.4","18.6","-28.8" "2014/15","-91.0","18.2","-28.4"