Table 20-8
Income Inequality in the United States
the Values

Table 20-8
Income Inequality in the United States
The values in the table reflect the percentages of pre-tax-and transfer income.
Source: US Census Bureau
$\begin{array}{|l|l|l|l|l|l|l|}\hline \text { Year } & \text { Bottom Fifth } & \text { Second Fifth } & \text { Middle Fifth } & \text { Fourth Fifth } & \text { Top Fifth } & \text { Top 5\% } \\\hline \mathbf{2 0 1 0} & 3.3 \% & 8.5 \% & 14.6 \% & 23.4 \% & 50.2 \% & 21.3 \% \\\hline \mathbf{2 0 0 5} & 3.4 & 8.6 & 14.6 & 23.0 & 50.4 & 22.2 \\\hline \mathbf{2 0 0 0} & 3.6 & 8.9 & 14.8 & 23.0 & 49.8 & 22.1 \\\hline \mathbf{1 9 9 5} & 3.7 & 9.1 & 15.2 & 23.3 & 48.7 & 21.0 \\\hline \mathbf{1 9 9 0} & 3.8 & 9.6 & 15.9 & 24.0 & 46.6 & 18.5 \\\hline \mathbf{1 9 8 5} & 3.9 & 9.8 & 16.2 & 24.4 & 45.6 & 17.6 \\\hline \mathbf{1 9 8 0} & 4.2 & 10.2 & 16.8 & 24.7 & 44.1 & 16.5\\\hline \end{array}$

-Refer to Table 20-8. In percentage terms, how much less income did the bottom 40% of families have in 2010 than in 1980?