SWA2014-Income | Figure 2Q | Average effective federal tax rates, by income group, 1960–2004Note: Data are for tax units (people represented on a single tax return). Source: Authors' analysis of Piketty and Saez (2007, Table 2) Share on Facebook Tweet this chart EmbedCopy the code below to embed this chart on your website. Download image Previous chart: « SWA2014-Income | Figure 2P | Average effective federal tax rates, by household income group, 1979–2007 Next chart: Change in real cash and medical transfer income, by income group, 1979–2007 »