Progressivity in United States income tax
Tax burden by household income
Table:
Household Income
Percentile
(2007 CBO data)

Share of
Earnings

Share of
Federal Income Tax

Tax Rate for
Income Tax

Share of
All Federal Taxes

Tax Rate incl.
All Federal Taxes

Top 1%

19.4%

55.9%

38.5%

86.0%

19.0%

23.2%

28.1%

68.9%

29.5%

25.1%

95%–98%

12.9%

21.5%

na

16.2%

na

90%–94%

9.7%

11.7%

na

10.7%

na

80%–89%

13.9%

13.3%

na

13.9%

na

60–79%

19.3%

12.7%

6.2%

16.5%

17.4%

40–59%

13.1%

4.6%

3.3%

9.2%

14.3%

20–39%

8.4%

−0.3%

−0.4%

4.4%

10.6%

0–19%

4.0%

−3.0%

−6.8%

1.0%

4.0%

Reviewing the table that covers 'Progressivity in United States income tax' titled 'Tax burden by household income', formulate a single-sentence overview of the highlighted cells and format it within the following JSON object {"answer": "YOUR ANSWER"}.