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Census.govPeople and Households Income Main Income DataHistorical TablesExperimental Measures › Table RDI-5. Index of Income Concentration (Gini Index), by Definition of Income: 1979 to 2003

Table RDI-5. Index of Income Concentration (Gini Index), by Definition of Income: 1979 to 2003

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   Definition                          2003       2002       2001    2000 30/

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  Income before taxes:



  1. Money income excluding

      capital gains (current

      measure)                         0.450      0.448      0.450       0.448

  2. Definition 1 less govern-

      ment transfers                   0.507      0.504      0.503       0.501

  3. Definition 2 plus capital

      gains (losses)                   0.503      0.501      0.515       0.513

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income            0.498      0.498      0.510       0.509



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes           0.502      0.500      0.517       0.516

  6. Definition 5 less federal

      income taxes                     0.484      0.483      0.500       0.496

  7. Definition 6 plus the

      earned income credit             0.480      0.479      0.497       0.493

  8. Definition 7 less state

      income taxes                     0.475      0.474      0.491       0.488

  9. Definition 8 plus non-

      means-tested government

      cash transfers                   0.420      0.419      0.438       0.435

  10. Definition 9 plus medicare       0.408      0.407      0.424       0.423

  11. Definition 10 plus regular-

      price school lunches             0.408      0.407      0.424       0.423

  12. Definition 11 plus means-

      tested government cash

      transfers                        0.403      0.402      0.420       0.419

  13. Definition 12 plus medicaid      0.399      0.399      0.416       0.416

  14. Definition 13 plus other

      means-tested government

      noncash transfers                0.394      0.394      0.412       0.412

  15. Definition 14 plus net

      imputed return on equity

      in own home                      0.390      0.388      0.406       0.404



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   Definition                       1999 26/29/       1998       1997       1996

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  1. Money income excluding

      capital gains (current

      measure)                             0.446      0.446      0.448      0.447

  2. Definition 1 less govern-

      ment transfers                       0.500      0.500      0.504      0.505

  3. Definition 2 plus capital

      gains (losses)                       0.514      0.513      0.516      0.515

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income                0.509      0.509      0.513      0.511



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes               0.516      0.514      0.517      0.516

  6. Definition 5 less federal

      income taxes                         0.495      0.493      0.496      0.492

  7. Definition 6 plus the

      earned income credit                 0.491      0.489      0.492      0.488

  8. Definition 7 less state

      income taxes                         0.487      0.484      0.487      0.483

  9. Definition 8 plus non-

      means-tested government

      cash transfers                       0.433      0.431      0.431      0.429

  10. Definition 9 plus medicare           0.421      0.419      0.419      0.416

  11. Definition 10 plus regular-

      price school lunches                 0.421      0.419      0.418      0.416

  12. Definition 11 plus means-

      tested government cash

      transfers                            0.416      0.413      0.412      0.408

  13. Definition 12 plus medicaid          0.414      0.411      0.409      0.405

  14. Definition 13 plus other

      means-tested government

      noncash transfers                    0.409      0.405      0.403      0.398

  15. Definition 14 plus net

      imputed return on equity

      in own home                          0.403      0.399      0.397      0.392



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   Definition                       1995 25/    1994 24/    1993 23/    1992 22/

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  1. Money income excluding

      capital gains (current

      measure)                          0.444       0.450       0.448       0.430

  2. Definition 1 less govern-

      ment transfers                    0.503       0.510       0.508       0.490

  3. Definition 2 plus capital

      gains (losses)                    0.511       0.518       0.516       0.497

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income             0.509       0.515       0.514       0.497



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes            0.514       0.519       0.517       0.499

  6. Definition 5 less federal

      income taxes                      0.490       0.496       0.494       0.478

  7. Definition 6 plus the

      earned income credit              0.486       0.492       0.492       0.476

  8. Definition 7 less state

      income taxes                      0.481       0.487       0.487       0.471

  9. Definition 8 plus non-

      means-tested government

      cash transfers                    0.424       0.431       0.430       0.415

  10. Definition 9 plus medicare        0.412       0.419       0.419       0.404

  11. Definition 10 plus regular-

      price school lunches              0.412       0.419       0.419       0.404

  12. Definition 11 plus means-

      tested government cash

      transfers                         0.404       0.410       0.409       0.395

  13. Definition 12 plus medicaid       0.400       0.407       0.406       0.392

  14. Definition 13 plus other

      means-tested government

      noncash transfers                 0.394       0.400       0.398       0.385

  15. Definition 14 plus net

      imputed return on equity

      in own home                       0.388       0.395       0.395       0.381



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   Definition                          1991       1990       1989       1988

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  1. Money income excluding

      capital gains (current

      measure)                         0.425      0.426      0.429      0.425

  2. Definition 1 less govern-

      ment transfers                   0.483      0.480      0.481      0.477

  3. Definition 2 plus capital

      gains (losses)                   0.491      0.487      0.493      0.490

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income            0.490      0.487      0.492      0.489



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes           0.492      0.489      0.495      0.492

  6. Definition 5 less federal

      income taxes                     0.471      0.468      0.473      0.469

  7. Definition 6 plus the

      earned income credit             0.470      0.466      0.472      0.468

  8. Definition 7 less state

      income taxes                     0.464      0.461      0.465      0.461

  9. Definition 8 plus non-

      means-tested government

      cash transfers                   0.410      0.410      0.415      0.411

  10. Definition 9 plus medicare       0.400      0.400      0.405      0.401

  11. Definition 10 plus regular-

      price school lunches             0.400      0.400      0.405      0.401

  12. Definition 11 plus means-

      tested government cash

      transfers                        0.391      0.392      0.398      0.394

  13. Definition 12 plus medicaid      0.388      0.389      0.395      0.392

  14. Definition 13 plus other

      means-tested government

      noncash transfers                0.380      0.382      0.389      0.385

  15. Definition 14 plus net

      imputed return on equity

      in own home                      0.379      0.381      0.387      0.384



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   Definition                       1987 21/       1986    1985 20/       1984

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  1. Money income excluding

      capital gains (current

      measure)                          0.424      0.423       0.418      0.413

  2. Definition 1 less govern-

      ment transfers                    0.477      0.476       0.471      0.467

  3. Definition 2 plus capital

      gains (losses)                    0.489      0.507       0.486      0.477

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income             0.488      0.505       0.486      0.477



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes            0.491      0.510       0.488      0.480

  6. Definition 5 less federal

      income taxes                      0.466      0.489       0.466      0.458

  7. Definition 6 plus the

      earned income credit              0.465      0.488       0.466      0.458

  8. Definition 7 less state

      income taxes                      0.458      0.483       0.460      0.453

  9. Definition 8 plus non-

      means-tested government

      cash transfers                    0.408      0.434       0.410      0.403

  10. Definition 9 plus medicare        0.399      0.425       0.402      0.395

  11. Definition 10 plus regular-

      price school lunches              0.399      0.425       0.402      0.395

  12. Definition 11 plus means-

      tested government cash

      transfers                         0.391      0.417       0.394      0.387

  13. Definition 12 plus medicaid       0.389      0.415       0.392      0.385

  14. Definition 13 plus other

      means-tested government

      noncash transfers                 0.382      0.409       0.385      0.378

  15. Definition 14 plus net

      imputed return on equity

      in own home                       0.380      0.404       0.381      0.372



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   Definition                       1983 19/       1982       1981       1980

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  1. Money income excluding

      capital gains (current

      measure)                          0.412      0.409      0.404      0.401

  2. Definition 1 less govern-

      ment transfers                    0.468      0.467      0.459      0.454

  3. Definition 2 plus capital

      gains (losses)                    0.478      0.475      0.466      0.462

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income             0.478      0.475      0.466      0.462



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes            0.480      0.477      0.469      0.465

  6. Definition 5 less federal

      income taxes                      0.457      0.451      0.440      0.436

  7. Definition 6 plus the

      earned income credit              0.456      0.451      0.439      0.436

  8. Definition 7 less state

      income taxes                      0.451      0.446      0.434      0.430

  9. Definition 8 plus non-

      means-tested government

      cash transfers                    0.399      0.391      0.382      0.379

  10. Definition 9 plus medicare        0.392      0.383      0.375      0.372

  11. Definition 10 plus regular-

      price school lunches              0.392      0.383      0.375      0.372

  12. Definition 11 plus means-

      tested government cash

      transfers                         0.383      0.375      0.366      0.363

  13. Definition 12 plus medicaid       0.381      0.373      0.364      0.360

  14. Definition 13 plus other

      means-tested government

      noncash transfers                 0.374      0.366      0.358      0.354

  15. Definition 14 plus net

      imputed return on equity

      in own home                       0.368      0.359      0.350      0.347



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  ____________________________________________

   Definition                       1979 18/

  ____________________________________________



  1. Money income excluding

      capital gains (current

      measure)                          0.403

  2. Definition 1 less govern-

      ment transfers                    0.453

  3. Definition 2 plus capital

      gains (losses)                    0.460

  4. Definition 3 plus health

      insurance supplements to

      wage or salary income             0.460



  Income after taxes:



  5. Definition 4 less social

      security payroll taxes            0.462

  6. Definition 5 less federal

      income taxes                      0.436

  7. Definition 6 plus the

      earned income credit              0.434

  8. Definition 7 less state

      income taxes                      0.429

  9. Definition 8 plus non-

      means-tested government

      cash transfers                    0.382

  10. Definition 9 plus medicare        0.375

  11. Definition 10 plus regular-

      price school lunches              0.375

  12. Definition 11 plus means-

      tested government cash

      transfers                         0.367

  13. Definition 12 plus medicaid       0.364

  14. Definition 13 plus other

      means-tested government

      noncash transfers                 0.359

  15. Definition 14 plus net

      imputed return on equity

      in own home                       0.352

 

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Footnotes                

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 Suggested Citations               

                                                                                              

SOURCE:  U.S. Census Bureau, Current Population Survey, Annual Social and Economic Supplements

                                                                                              

FOR MORE INFORMATION CONTACT:                                                                 

Income Surveys Branch                                                                         

Housing & Household Economic Statistics Division                                              

U.S. Census Bureau                                                                            

U.S. Department of Commerce                                                                   

Washington, D.C.  20233-8500    

Source: U.S. Census Bureau | Income |  Last Revised: September 12, 2012