ymarkov | Who Pays the Federal Income Tax?

From the Tax Foundation's Summary of Latest Federal Individual Income Tax Data
(AGI - Adjusted Gross Income)

Table 1. Summary of Federal Individual Income Tax Data, 2005 (Updated October 2007)

	Number of Returns with Positive AGI	AGI ($ millions)	Income Taxes Paid ($ millions)	Group's Share of Total AGI	Group's Share of Income Taxes	Income Split Point	Average Tax Rate
All Taxpayers	132,611,637	$7,507,958	$934,703	100.00%	100.00%	-	12.45%
Top 1%	1,326,116	$1,591,711	$368,132	21.20%	39.38%	> $364,657	23.13%
Top 2-5%	5,304,466	$1,092,223	$189,627	14.55%	20.29%		17.36%
Top 5%	6,630,582	$2,683,934	$557,759	35.75%	59.67%	> $145,283	20.78%
Top 6-10%	6,630,582	$803,076	$99,326	10.70%	10.63%		12.37%
Top 10%	13,261,164	$3,487,010	$657,085	46.44%	70.30%	> $103,912	18.84%
Top 11-25%	19,891,745	$1,582,445	$146,687	21.08%	15.69%		9.27%
Top 25%	33,152,909	$5,069,455	$803,772	67.52%	85.99%	> $62,068	15.86%
Top 26-50%	33,152,909	$1,475,369	$102,256	19.65%	10.94%		6.93%
Top 50%	66,305,819	$6,544,824	$906,028	87.17%	96.93%	> $30,881	13.84%
Bottom 50%	66,305,818	963,134	$28,675	12.83%	3.07%	< $30,881	2.98%