SWA2014-Income | Figure 2R | Change in real cash and medical transfer income, by income group, 1979–2007Note: Income groups reflect household comprehensive income. Source: Authors' analysis of Congressional Budget Office (2010 and 2010b) Share on Facebook Tweet this chart EmbedCopy the code below to embed this chart on your website. Download image Previous chart: « SWA2014-Income | Figure 2Q | Average effective federal tax rates, by income group, 1960–2004 Next chart: Change in tax rate, transfer rate, and tax rate net of transfers, by income group, 1979–2007 »