Table 4.7
Change in wage groups' shares of total wages, 1979–2010
| Share of annual wages | Change in share | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1979 | 2004 | 2007 | 2009 | 2010 | 1979–2004 | 1979–2007 | 2007–2010 | 1979–2010 | |
| Bottom 90% | 69.8% | 62.5% | 61.1% | 62.3% | 61.5% | -7.3 | -8.8 | 0.5 | -8.3 |
| Bottom fifth | 3.8 | 3.3 | — | — | — | -0.5 | — | — | — |
| Second fifth | 9.4 | 8.1 | — | — | — | -1.3 | — | — | — |
| Middle fifth | 15.6 | 13.6 | — | — | — | -2.0 | — | — | — |
| Fourth fifth | 24.1 | 21.4 | — | — | — | -2.8 | — | — | — |
| Next tenth | 17.0 | 16.1 | — | — | — | -0.9 | — | — | — |
| Top 10% | |||||||||
| 90th to 99th percentile | 22.8% | 24.6% | 24.9% | 25.5% | 25.6% | 1.8 | 2.0 | 0.7 | 2.7 |
| 90th–<95th | 10.8 | 10.9 | 10.8 | 11.2 | 11.2 | 0.1 | 0.1 | 0.4 | 0.4 |
| 95th–<99th | 12.1 | 13.8 | 14.1 | 14.3 | 14.4 | 1.7 | 2.0 | 0.3 | 2.3 |
| Top 1.0% | 7.3% | 12.9% | 14.1% | 12.2% | 12.9% | 5.6 | 6.7 | -1.1 | 5.6 |
| 99th–<99.5th | 2.6 | 3.3 | — | — | — | 0.8 | — | — | — |
| 99.5th–<99.9th | 3.1 | 4.7 | — | — | — | 1.5 | — | — | — |
| 99.9th–100th (Top 0.1%) | 1.6 | 4.9 | 5.7 | 4.3 | 4.7 | 3.3 | 4.0 | -0.9 | 3.1 |
Source: Authors' analysis of Kopczuk, Saez, and Song (2010) and Social Security Administration wage statistics
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