Summary of Latest Federal Individual Income Tax Data

3 min read

Table 1

Summary of Federal Income Tax Data, 2009

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

137,982,203

$7,825,389

$865,863

100.0%

100.0%

–

11.06%

Top 1%

1,379,822

$1,324,572

$318,043

16.9%

36.7%

$343,927.00

24.01%

1-5%

1,102,668

$1,157,918

$189,864

14.8%

22.0%

16.40%

Top 5%

2,482,490

$2,482,490

$507,907

31.7%

58.7%

$154,643.00

20.46%

5-10%

11,315,730

$897,241

$102,249

11.5%

11.8%

11.40%

Top 10%

13,798,220

$3,379,731

$610,156

43.2%

70.5%

$112,124.00

18.05%

10-25%

20,697,331

$1,770,140

$145,747

22.6%

17.0%

8.23%

Top 25%

34,495,551

$5,149,871

$755,903

65.8%

87.3%

$ 66,193.00

14.68%

25-50%

34,495,551

$1,620,303

$90,449

20.7%

11.0%

5.58%

Top 50%

68,991,102

$6,770,174

$846,352

86.5%

97.7%

> $32,396

12.50%

Bottom 50%

68,991,102

$1,055,215

$19,511

13.5%

2.3%

< $32,396

1.85%

Source: Internal Revenue Service

Table 2

Number of Federal Individual Income Tax Returns Filed 1980-2009 (In thousands)
Year Total Top 0.1% Top 1% Top 5% Between 5% & 10% Top 10% Between 10% & 25% Top 25% Between 25% & 50% Top 50% Bottom 50%
1980 93,239 932 4,662 4,662 9,324 13,986 23,310 23,310 46,619 46,619
1981 94,587 946 4,729 4,729 9,459 14,188 23,647 23,647 47,293 47,293
1982 94,426 944 4,721 4,721 9,443 14,164 23,607 23,607 47,213 47,213
1983 95,331 953 4,767 4,767 9,533 14,300 23,833 23,833 47,665 47,665
1984 98,436 984 4,922 4,922 9,844 14,765 24,609 24,609 49,218 49,219
1985 100,625 1,006 5,031 5,031 10,063 15,094 25,156 25,156 50,313 50,313
1986 102,088 1,021 5,104 5,104 10,209 15,313 25,522 25,522 51,044 51,044
Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable
1987 106,155 1,062 5,308 5,308 10,615 15,923 26,539 26,539 53,077 53,077
1988 108,873 1,089 5,444 5,444 10,887 16,331 27,218 27,218 54,436 54,436
1989 111,313 1,113 5,566 5,566 11,131 16,697 27,828 27,828 55,656 55,656
1990 112,812 1,128 5,641 5,641 11,281 16,922 28,203 28,203 56,406 56,406
1991 113,804 1,138 5,690 5,690 11,380 17,071 28,451 28,451 56,902 56,902
1992 112,653 1,127 5,633 5,633 11,265 16,898 28,163 28,163 56,326 56,326
1993 113,681 1,137 5,684 5,684 11,368 17,052 28,420 28,420 56,841 56,841
1994 114,990 1,150 5,749 5,749 11,499 17,248 28,747 28,747 57,495 57,495
1995 117,274 1,173 5,864 5,864 11,727 17,591 29,319 29,319 58,637 58,637
1996 119,442 1,194 5,972 5,972 11,944 17,916 29,860 29,860 59,721 59,721
1997 121,503 1,215 6,075 6,075 12,150 18,225 30,376 30,376 60,752 60,752
1998 123,776 1,238 6,189 6,189 12,378 18,566 30,944 30,944 61,888 61,888
1999 126,009 1,260 6,300 6,300 12,601 18,901 31,502 31,502 63,004 63,004
2000 128,227 1,282 6,411 6,411 12,823 19,234 32,057 32,057 64,114 64,114
2001 128,817 129 1,288 6,441 6,441 12,882 19,323 32,204 32,204 64,409 64,409
2002 128,324 128 1,283 6,416 6,416 12,832 19,249 32,081 32,081 64,162 64,162
2003 128,610 129 1,286 6,430 6,430 12,861 19,291 32,152 32,152 64,305 64,305
2004 130,371 130 1,304 6,519 6,519 13,037 19,556 32,593 32,593 65,186 65,186
2005 132,612 133 1,326 6,631 6,631 13,261 19,892 33,153 33,153 66,306 66,306
2006 135,719 136 1,357 6,786 6,786 13,572 20,358 33,930 33,930 67,860 67,860
2007 141,071 141 1,411 7,054 7,054 14,107 21,161 35,268 35,268 70,535 70,535
2008 139,961 140 1,400 6,998 6,998 13,996 20,994 34,990 34,990 69,980 69,980
2009 137,982 138 1,380 6,899 6,899 13,798 20,698 34,496 34,495 68,991 68,991
Source: Internal Revenue Service

Table 3

Adjusted Gross Income of Taxpayers in Various Income Brackets, 1980-2009 ($ Billions)

Year

Total

Top 0.1%

Top 1%

Top 5%

Between 5% & 10%

Top 10%

Between 10% & 25%

Top 25%

Between 25% & 50%

Top 50%

Bottom 50%

1980

$1,627

$138

$342

$181

$523

$400

$922

$417

$1,339

$288

1981

$1,791

$149

$372

$201

$573

$442

$1,015

$458

$1,473

$318

1982

$1,876

$167

$398

$207

$605

$460

$1,065

$478

$1,544

$332

1983

$1,970

$183

$428

$217

$646

$481

$1,127

$498

$1,625

$344

1984

$2,173

$210

$482

$240

$723

$528

$1,251

$543

$1,794

$379

1985

$2,344

$235

$531

$260

$791

$567

$1,359

$580

$1,939

$405

1986

$2,524

$285

$608

$278

$887

$604

$1,490

$613

$2,104

$421

Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable

1987

$2,814

$347

$722

$316

$1,038

$671

$1,709

$664

$2,374

$440

1988

$3,124

$474

$891

$342

$1,233

$718

$1,951

$707

$2,658

$466

1989

$3,299

$468

$918

$368

$1,287

$768

$2,054

$751

$2,805

$494

1990

$3,451

$483

$953

$385

$1,338

$806

$2,144

$788

$2,933

$519

1991

$3,516

$457

$943

$400

$1,343

$832

$2,175

$809

$2,984

$532

1992

$3,681

$524

$1,031

$413

$1,444

$856

$2,299

$832

$3,131

$549

1993

$3,776

$521

$1,048

$426

$1,474

$883

$2,358

$854

$3,212

$563

1994

$3,961

$547

$1,103

$449

$1,552

$929

$2,481

$890

$3,371

$590

1995

$4,245

$620

$1,223

$482

$1,705

$985

$2,690

$938

$3,628

$617

1996

$4,591

$737

$1,394

$515

$1,909

$1,043

$2,953

$992

$3,944

$646

1997

$5,023

$873

$1,597

$554

$2,151

$1,116

$3,268

$1,060

$4,328

$695

1998

$5,469

$1,010

$1,797

$597

$2,394

$1,196

$3,590

$1,132

$4,721

$748

1999

$5,909

$1,153

$2,012

$641

$2,653

$1,274

$3,927

$1,199

$5,126

$783

2000

$6,424

$1,337

$2,267

$688

$2,955

$1,358

$4,314

$1,276

$5,590

$834

2001

$6,241

$506

$1,094

$1,996

$694

$2,691

$1,380

$4,071

$1,308

$5,379

$862

2002

$6,114

$432

$986

$1,868

$686

$2,553

$1,382

$3,936

$1,309

$5,244

$870

2003

$6,288

$476

$1,055

$1,961

$703

$2,663

$1,415

$4,078

$1,330

$5,408

$880

2004

$6,875

$629

$1,306

$2,300

$750

$3,049

$1,497

$4,546

$1,406

$5,953

$922

2005

$7,508

$799

$1,592

$2,684

$803

$3,487

$1,582

$5,069

$1,475

$6,545

$963

2006

$8,122

$911

$1,792

$2,978

$865

$3,843

$1,693

$5,536

$1,570

$7,106

$1,016

2007

$8,799

$1,049

$2,008

$3,295

$933

$4,228

$1,818

$6,045

$1,675

$7,720

$1,078

2008

$8,427

$839

$1,685

$2,927

$930

$3,856

$1,822

$5,678

$1,674

$7,352

$1,075

2009

$7,825

$610

$1,326

$2,482

$898

$3,380

$1,770

$5,150

$1,620

$6,770

$1,055

Source: Internal Revenue Service

Table 4

Total Income Tax after Credits, 1980-2009 ($ Billions)

Year

Total

Top 0.1%

Top 1%

Top 5%

Between 5% & 10%

Top 10%

Between 10% & 25%

Top 25%

Between 25% & 50%

Top 50%

Bottom 50%

1980

$249

$47

$92

$31

$123

$59

$182

$50

$232

$18

1981

$282

$50

$99

$36

$135

$69

$204

$57

$261

$21

1982

$276

$53

$100

$34

$134

$66

$200

$56

$256

$20

1983

$272

$55

$101

$34

$135

$64

$199

$54

$252

$19

1984

$297

$63

$113

$37

$150

$68

$219

$57

$276

$22

1985

$322

$70

$125

$41

$166

$73

$238

$60

$299

$23

1986

$367

$94

$156

$44

$201

$78

$279

$64

$343

$24

Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable

1987

$369

$92

$160

$46

$205

$79

$284

$63

$347

$22

1988

$413

$114

$188

$48

$236

$85

$321

$68

$389

$24

1989

$433

$109

$190

$51

$241

$93

$334

$73

$408

$25

1990

$447

$112

$195

$52

$248

$97

$344

$77

$421

$26

1991

$448

$111

$194

$56

$250

$96

$347

$77

$424

$25

1992

$476

$131

$218

$58

$276

$97

$374

$78

$452

$24

1993

$503

$146

$238

$60

$298

$101

$399

$80

$479

$24

1994

$535

$154

$254

$64

$318

$108

$425

$84

$509

$25

1995

$588

$178

$288

$70

$357

$115

$473

$88

$561

$27

1996

$658

$213

$335

$76

$411

$124

$535

$95

$630

$28

1997

$727

$241

$377

$82

$460

$134

$594

$102

$696

$31

1998

$788

$274

$425

$88

$513

$139

$652

$103

$755

$33

1999

$877

$317

$486

$97

$583

$150

$733

$109

$842

$35

2000

$981

$367

$554

$106

$660

$164

$824

$118

$942

$38

2001

$888

$143

$301

$473

$103

$576

$160

$736

$117

$853

$35

2002

$797

$123

$269

$429

$95

$524

$145

$669

$100

$769

$28

2003

$748

$117

$256

$407

$86

$492

$135

$627

$95

$722

$26

2004

$832

$145

$307

$475

$92

$567

$139

$706

$99

$804

$27

2005

$935

$180

$368

$558

$99

$657

$147

$804

$102

$906

$29

2006

$1,024

$200

$408

$616

$109

$725

$158

$883

$110

$993

$31

2007

$1,116

$225

$451

$676

$118

$794

$171

$966

$117

$1,083

$32

2008

$1,032

$190

$392

$606

$116

$721

$169

$891

$113

$1,004

$28

2009

$866

$148

$318

$508

$102

$610

$146

$756

$90

$846

$20

Source: Internal Revenue Service

Table 5

Adjusted Gross Income Shares, 1980-2009 (Percent of total AGI earned by each group)

Year

Total

Top 0.1%

Top 1%

Top 5%

Between 5% & 10%

Top 10%

Between 10% & 25%

Top 25%

Between 25% & 50%

Top 50%

Bottom 50%

1980

100%

8.46%

21.01%

11.12%

32.13%

24.57%

56.70%

25.62%

82.32%

17.68%

1981

100%

8.30%

20.78%

11.20%

31.98%

24.69%

56.67%

25.59%

82.25%

17.75%

1982

100%

8.91%

21.23%

11.03%

32.26%

24.53%

56.79%

25.50%

82.29%

17.71%

1983

100%

9.29%

21.74%

11.04%

32.78%

24.44%

57.22%

25.30%

82.52%

17.48%

1984

100%

9.66%

22.19%

11.06%

33.25%

24.31%

57.56%

25.00%

82.56%

17.44%

1985

100%

10.03%

22.67%

11.10%

33.77%

24.21%

57.97%

24.77%

82.74%

17.26%

1986

100%

11.30%

24.11%

11.02%

35.12%

23.92%

59.04%

24.30%

83.34%

16.66%

Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable

1987

100%

12.32%

25.67%

11.23%

36.90%

23.85%

60.75%

23.62%

84.37%

15.63%

1988

100%

15.16%

28.51%

10.94%

39.45%

22.99%

62.44%

22.63%

85.07%

14.93%

1989

100%

14.19%

27.84%

11.16%

39.00%

23.28%

62.28%

22.76%

85.04%

14.96%

1990

100%

14.00%

27.62%

11.15%

38.77%

23.36%

62.13%

22.84%

84.97%

15.03%

1991

100%

12.99%

26.83%

11.37%

38.20%

23.65%

61.85%

23.01%

84.87%

15.13%

1992

100%

14.23%

28.01%

11.21%

39.23%

23.25%

62.47%

22.61%

85.08%

14.92%

1993

100%

13.79%

27.76%

11.29%

39.05%

23.40%

62.45%

22.63%

85.08%

14.92%

1994

100%

13.80%

27.85%

11.34%

39.19%

23.45%

62.64%

22.48%

85.11%

14.89%

1995

100%

14.60%

28.81%

11.35%

40.16%

23.21%

63.37%

22.09%

85.46%

14.54%

1996

100%

16.04%

30.36%

11.23%

41.59%

22.73%

64.32%

21.60%

85.92%

14.08%

1997

100%

17.38%

31.79%

11.03%

42.83%

22.22%

65.05%

21.11%

86.16%

13.84%

1998

100%

18.47%

32.85%

10.92%

43.77%

21.87%

65.63%

20.69%

86.33%

13.67%

1999

100%

19.51%

34.04%

10.85%

44.89%

21.57%

66.46%

20.29%

86.75%

13.25%

2000

100%

20.81%

35.30%

10.71%

46.01%

21.15%

67.15%

19.86%

87.01%

12.99%

2001

100%

8.10%

17.53%

31.99%

11.12%

43.11%

22.12%

65.23%

20.96%

86.19%

13.81%

2002

100%

7.06%

16.12%

30.55%

11.22%

41.77%

22.61%

64.37%

21.40%

85.77%

14.23%

2003

100%

7.57%

16.77%

31.18%

11.18%

42.36%

22.50%

64.86%

21.15%

86.01%

13.99%

2004

100%

9.14%

19.00%

33.45%

10.90%

44.35%

21.78%

66.13%

20.46%

86.58%

13.42%

2005

100%

10.65%

21.20%

35.75%

10.70%

46.44%

21.08%

67.52%

19.65%

87.17%

12.83%

2006

100%

11.22%

22.06%

36.66%

10.66%

47.32%

20.84%

68.16%

19.33%

87.49%

12.51%

2007

100%

11.93%

22.83%

37.44%

10.61%

48.05%

20.66%

68.71%

19.04%

87.74%

12.26%

2008

100%

9.96%

20.00%

34.73%

11.03%

45.77%

21.62%

67.38%

19.86%

87.25%

12.75%

2009

100%

780.00%

16.93%

31.72%

11.47%

43.19%

22.62%

65.81%

20.71%

86.52%

13.4800%

Source: Internal Revenue Service

Table 6

Total Income Tax Shares, 1980-2009 (Percent of federal income tax paid by each group)

Year

Total

Top 0.1%

Top 1%

Top 5%

Between 5% & 10%

Top 10%

Between 10% & 25%

Top 25%

Between 25% & 50%

Top 50%

Bottom 50%

1980

100%

19.05%

36.84%

12.44%

49.28%

23.74%

73.02%

19.93%

92.95%

7.05%

1981

100%

17.58%

35.06%

12.90%

47.96%

24.33%

72.29%

20.26%

92.55%

7.45%

1982

100%

19.03%

36.13%

12.45%

48.59%

23.91%

72.50%

20.15%

92.65%

7.35%

1983

100%

20.32%

37.26%

12.44%

49.71%

23.39%

73.10%

19.73%

92.83%

7.17%

1984

100%

21.12%

37.98%

12.58%

50.56%

22.92%

73.49%

19.16%

92.65%

7.35%

1985

100%

21.81%

38.78%

12.67%

51.46%

22.60%

74.06%

18.77%

92.83%

7.17%

1986

100%

25.75%

42.57%

12.12%

54.69%

21.33%

76.02%

17.52%

93.54%

6.46%

Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable

1987

100%

24.81%

43.26%

12.35%

55.61%

21.31%

76.92%

17.02%

93.93%

6.07%

1988

100%

27.58%

45.62%

11.66%

57.28%

20.57%

77.84%

16.44%

94.28%

5.72%

1989

100%

25.24%

43.94%

11.85%

55.78%

21.44%

77.22%

16.94%

94.17%

5.83%

1990

100%

25.13%

43.64%

11.73%

55.36%

21.66%

77.02%

17.16%

94.19%

5.81%

1991

100%

24.82%

43.38%

12.45%

55.82%

21.46%

77.29%

17.23%

94.52%

5.48%

1992

100%

27.54%

45.88%

12.12%

58.01%

20.47%

78.48%

16.46%

94.94%

5.06%

1993

100%

29.01%

47.36%

11.88%

59.24%

20.03%

79.27%

15.92%

95.19%

4.81%

1994

100%

28.86%

47.52%

11.93%

59.45%

20.10%

79.55%

15.68%

95.23%

4.77%

1995

100%

30.26%

48.91%

11.84%

60.75%

19.62%

80.36%

15.03%

95.39%

4.61%

1996

100%

32.31%

50.97%

11.54%

62.51%

18.80%

81.32%

14.36%

95.68%

4.32%

1997

100%

33.17%

51.87%

11.33%

63.20%

18.47%

81.67%

14.05%

95.72%

4.28%

1998

100%

34.75%

53.84%

11.20%

65.04%

17.65%

82.69%

13.10%

95.79%

4.21%

1999

100%

36.18%

55.45%

11.00%

66.45%

17.09%

83.54%

12.46%

96.00%

4.00%

2000

100%

37.42%

56.47%

10.86%

67.33%

16.68%

84.01%

12.08%

96.09%

3.91%

2001

100%

16.06%

33.89%

53.25%

11.64%

64.89%

18.01%

82.90%

13.13%

96.03%

3.97%

2002

100%

15.43%

33.71%

53.80%

11.94%

65.73%

18.16%

83.90%

12.60%

96.50%

3.50%

2003

100%

15.68%

34.27%

54.36%

11.48%

65.84%

18.04%

83.88%

12.65%

96.54%

3.46%

2004

100%

17.44%

36.89%

57.13%

11.07%

68.19%

16.67%

84.86%

11.85%

96.70%

3.30%

2005

100%

19.26%

39.38%

59.67%

10.63%

70.30%

15.69%

85.99%

10.94%

96.93%

3.07%

2006

100%

19.56%

39.89%

60.14%

10.65%

70.79%

15.47%

86.27%

10.75%

97.01%

2.99%

2007

100%

20.19%

40.41%

60.61%

10.59%

71.20%

15.37%

86.57%

10.54%

97.11%

2.89%

2008

100%

18.47%

38.02%

58.72%

11.22%

69.94%

16.40%

86.34%

10.96%

97.30%

2.70%

2009

100%

17.11%

36.73%

58.66%

11.81%

70.47%

16.83%

87.30%

10.45%

97.75%

2.25%

Source: Internal Revenue Service

Table 7

Dollar Cut-Off, 1980-2009 (Minimum AGI for tax return to fall into various percentiles; Thresholds not adjusted for inflation)

Year

Total

Top 0.1%

Top 1%

Top 5%

Top 10%

Top 25%

Top 50%

1980

0

$80,580

$43,792

$35,070

$23,606

$12,936

1981

0

$85,428

$47,845

$38,283

$25,655

$14,000

1982

0

$89,388

$49,284

$39,676

$27,027

$14,539

1983

0

$93,512

$51,553

$41,222

$27,827

$15,044

1984

0

$100,889

$55,423

$43,956

$29,360

$15,998

1985

0

$108,134

$58,883

$46,322

$30,928

$16,688

1986

0

$118,818

$62,377

$48,656

$32,242

$17,302

Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable

1987

0

$139,289

$68,414

$52,921

$33,983

$17,768

1988

0

$157,136

$72,735

$55,437

$35,398

$18,367

1989

0

$163,869

$76,933

$58,263

$36,839

$18,993

1990

0

$167,421

$79,064

$60,287

$38,080

$19,767

1991

0

$170,139

$81,720

$61,944

$38,929

$20,097

1992

0

$181,904

$85,103

$64,457

$40,378

$20,803

1993

0

$185,715

$87,386

$66,077

$41,210

$21,179

1994

0

$195,726

$91,226

$68,753

$42,742

$21,802

1995

0

$209,406

$96,221

$72,094

$44,207

$22,344

1996

0

$227,546

$101,141

$74,986

$45,757

$23,174

1997

0

$250,736

$108,048

$79,212

$48,173

$24,393

1998

0

$269,496

$114,729

$83,220

$50,607

$25,491

1999

0

$293,415

$120,846

$87,682

$52,965

$26,415

2000

0

$313,469

$128,336

$92,144

$55,225

$27,682

2001

0

$1,324,487

$292,913

$127,904

$92,754

$56,085

$28,528

2002

0

$1,191,673

$285,424

$126,525

$92,663

$56,401

$28,654

2003

0

$1,262,760

$295,495

$130,080

$94,891

$57,343

$29,019

2004

0

$1,548,941

$328,049

$137,056

$99,112

$60,041

$30,122

2005

0

$1,848,791

$364,657

$145,283

$103,912

$62,068

$30,881

2006

0

$2,044,689

$388,806

$153,542

$108,904

$64,702

$31,987

2007

0

$2,155,365

$410,096

$160,041

$113,018

$66,532

$32,879

2008

0

$1,803,585

$380,354

$159,619

$113,799

$67,280

$33,048

2009

0

$1,432,890

$343,927

$154,643

$112,124

$66,193

$32,396

Source: Internal Revenue Service

Table 8

Average Tax Rate, 1980-2009 (Percent of AGI paid in income taxes)
Year Total Top 0.1% Top 1% Top 5% Between 5% & 10% Top 10% Between 10% & 25% Top 25% Between 25% & 50% Top 50% Bottom 50%
1980 15.31% 34.47% 26.85% 17.13% 23.49% 14.80% 19.72% 11.91% 17.29% 6.10%
1981 15.76% 33.37% 26.59% 18.16% 23.64% 15.53% 20.11% 12.48% 17.73% 6.62%
1982 14.72% 31.43% 25.05% 16.61% 22.17% 14.35% 18.79% 11.63% 16.57% 6.10%
1983 13.79% 30.18% 23.64% 15.54% 20.91% 13.20% 17.62% 10.76% 15.52% 5.66%
1984 13.68% 29.92% 23.42% 15.57% 20.81% 12.90% 17.47% 10.48% 15.35% 5.77%
1985 13.73% 29.86% 23.50% 15.69% 20.93% 12.83% 17.55% 10.41% 15.41% 5.70%
1986 14.54% 33.13% 25.68% 15.99% 22.64% 12.97% 18.72% 10.48% 16.32% 5.63%
Tax Reform Act of 1986 changed the definition of AGI, so data above and below this line not strictly comparable
1987 13.12% 26.41% 22.10% 14.43% 19.77% 11.71% 16.61% 9.45% 14.60% 5.09%
1988 13.21% 24.04% 21.14% 14.07% 19.18% 11.82% 16.47% 9.60% 14.64% 5.06%
1989 13.12% 23.34% 20.71% 13.93% 18.77% 12.08% 16.27% 9.77% 14.53% 5.11%
1990 12.95% 23.25% 20.46% 13.63% 18.50% 12.01% 16.06% 9.73% 14.36% 5.01%
1991 12.75% 24.37% 20.62% 13.96% 18.63% 11.57% 15.93% 9.55% 14.20% 4.62%
1992 12.94% 25.05% 21.19% 13.99% 19.13% 11.39% 16.25% 9.42% 14.44% 4.39%
1993 13.32% 28.01% 22.71% 14.01% 20.20% 11.40% 16.90% 9.37% 14.90% 4.29%
1994 13.50% 28.23% 23.04% 14.20% 20.48% 11.57% 17.15% 9.42% 15.11% 4.32%
1995 13.86% 28.73% 23.53% 14.46% 20.97% 11.71% 17.58% 9.43% 15.47% 4.39%
1996 14.34% 28.87% 24.07% 14.74% 21.55% 11.86% 18.12% 9.53% 15.96% 4.40%
1997 14.48% 27.64% 23.62% 14.87% 21.36% 12.04% 18.18% 9.63% 16.09% 4.48%
1998 14.42% 27.12% 23.63% 14.79% 21.42% 11.63% 18.16% 9.12% 16.00% 4.44%
1999 14.85% 27.53% 24.18% 15.06% 21.98% 11.76% 18.66% 9.12% 16.43% 4.48%
2000 15.26% 27.45% 24.42% 15.48% 22.34% 12.04% 19.09% 9.28% 16.86% 4.60%
2001 14.23% 28.20% 27.50% 23.68% 14.89% 21.41% 11.58% 18.08% 8.91% 15.85% 4.09%
2002 13.03% 28.49% 27.25% 22.95% 13.87% 20.51% 10.47% 16.99% 7.67% 14.66% 3.21%
2003 11.90% 24.64% 24.31% 20.74% 12.22% 18.49% 9.54% 15.38% 7.12% 13.35% 2.95%
2004 12.10% 23.09% 23.49% 20.67% 12.28% 18.60% 9.26% 15.53% 7.01% 13.51% 2.97%
2005 12.45% 22.52% 23.13% 20.78% 12.37% 18.84% 9.27% 15.86% 6.93% 13.84% 2.98%
2006 12.60% 21.98% 22.79% 20.68% 12.60% 18.86% 9.36% 15.95% 7.01% 13.98% 3.01%
2007 12.68% 21.46% 22.45% 20.53% 12.66% 18.79% 9.43% 15.98% 7.01% 14.03% 2.99%
2008 12.24% 22.70% 23.27% 20.70% 12.44% 18.71% 9.29% 15.68% 6.75% 13.65% 2.59%
2009 11.06% 24.28% 24.01% 20.46% 11.36% 18.05% 8.25% 14.68% 5.56% 12.50% 1.85%
Source: IRS

Source: Internal Revenue Service

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