Income, Poverty, and Health Insurance Coverage ... - Census Bureau
Income, Poverty, and Health Insurance Coverage ... - Census Bureau
Income, Poverty, and Health Insurance Coverage ... - Census Bureau
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Table A-2.<br />
Selected Measures of Household <strong>Income</strong> Dispersion: 1967 to 2009<br />
(<strong>Income</strong> in 2009 CPI-U-RS adjusted dollars For further explanation of income inequality measures, see Current Population Reports, Series P60-204, The<br />
Changing Shape of the Nation’s <strong>Income</strong> Distribution: 1947–1998 For information on confidentiality protection, sampling error, nonsampling error, <strong>and</strong> definitions,<br />
see www.census.gov/apsd/techdoc/cps/cpsmar10.pdf)<br />
Measures of income<br />
dispersion<br />
2009 1 2008 2007 2006 2005 2004 2 2003 2002 2001 2000 3 1999 4<br />
MEASURE<br />
Household <strong>Income</strong> at Selected<br />
Percentiles<br />
10th percentile limit <br />
20th percentile limit <br />
50th (median) <br />
80th percentile limit <br />
90th percentile limit <br />
95th percentile limit <br />
12,120<br />
20,453<br />
49,777<br />
100,000<br />
137,632<br />
180,001<br />
12,115<br />
20,633<br />
50,112<br />
99,860<br />
137,775<br />
179,317<br />
12,581<br />
20,991<br />
51,965<br />
103,448<br />
140,690<br />
183,103<br />
12,766<br />
21,314<br />
51,278<br />
103,226<br />
141,489<br />
185,119<br />
12,402<br />
21,071<br />
50,899<br />
100,757<br />
138,536<br />
182,386<br />
12,384<br />
20,992<br />
50,343<br />
99,930<br />
137,249<br />
178,453<br />
12,287<br />
20,974<br />
50,519<br />
101,307<br />
137,849<br />
179,740<br />
12,662<br />
21,361<br />
50,563<br />
100,170<br />
136,053<br />
178,844<br />
12,947<br />
21,771<br />
51,161<br />
101,163<br />
137,665<br />
182,335<br />
13,180<br />
22,320<br />
52,301<br />
101,844<br />
139,502<br />
180,879<br />
13,318<br />
22,059<br />
52,388<br />
101,995<br />
138,742<br />
182,795<br />
Household <strong>Income</strong> Ratios of<br />
Selected Percentiles<br />
90th/10th <br />
95th/20th <br />
95th/50th <br />
80th/50th <br />
80th/20th <br />
20th/50th <br />
1136<br />
880<br />
362<br />
201<br />
489<br />
041<br />
1137<br />
869<br />
358<br />
199<br />
484<br />
041<br />
1118<br />
872<br />
352<br />
199<br />
493<br />
040<br />
1108<br />
869<br />
361<br />
201<br />
484<br />
042<br />
1117<br />
866<br />
358<br />
198<br />
478<br />
041<br />
1108<br />
850<br />
354<br />
198<br />
476<br />
042<br />
1122<br />
857<br />
356<br />
201<br />
483<br />
042<br />
1075<br />
837<br />
354<br />
198<br />
469<br />
042<br />
1063<br />
838<br />
356<br />
198<br />
465<br />
043<br />
1058<br />
810<br />
346<br />
195<br />
456<br />
043<br />
1042<br />
829<br />
349<br />
195<br />
462<br />
042<br />
Mean Household <strong>Income</strong> of<br />
Quintiles<br />
Lowest quintile <br />
Second quintile <br />
Third quintile <br />
Fourth quintile <br />
Highest quintile <br />
11,552<br />
29,257<br />
49,534<br />
78,694<br />
170,844<br />
11,612<br />
29,405<br />
49,942<br />
79,457<br />
170,408<br />
11,949<br />
30,457<br />
51,691<br />
81,839<br />
173,763<br />
12,077<br />
30,614<br />
51,301<br />
81,201<br />
178,904<br />
11,707<br />
30,057<br />
50,871<br />
80,014<br />
175,335<br />
11,633<br />
29,765<br />
50,431<br />
79,518<br />
171,965<br />
11,658<br />
29,947<br />
50,834<br />
80,463<br />
171,527<br />
11,911<br />
30,284<br />
51,032<br />
80,271<br />
171,382<br />
12,280<br />
30,855<br />
51,647<br />
80,978<br />
176,848<br />
12,651<br />
31,588<br />
52,603<br />
81,774<br />
177,203<br />
12,763<br />
31,339<br />
52,457<br />
81,644<br />
174,106<br />
Shares of Household <strong>Income</strong> of<br />
Quintiles<br />
Lowest quintile <br />
Second quintile <br />
Third quintile <br />
Fourth quintile <br />
Highest quintile <br />
34<br />
86<br />
146<br />
232<br />
503<br />
34<br />
86<br />
147<br />
233<br />
500<br />
34<br />
87<br />
148<br />
234<br />
497<br />
34<br />
86<br />
145<br />
229<br />
505<br />
34<br />
86<br />
146<br />
230<br />
504<br />
34<br />
87<br />
147<br />
232<br />
501<br />
34<br />
87<br />
148<br />
234<br />
498<br />
35<br />
88<br />
148<br />
233<br />
497<br />
35<br />
87<br />
146<br />
230<br />
501<br />
36<br />
89<br />
148<br />
230<br />
498<br />
36<br />
89<br />
149<br />
232<br />
494<br />
Summary Measures<br />
Gini index of income inequality <br />
Mean logarithmic deviation of<br />
income <br />
Theil <br />
Atkinson:<br />
e=025 <br />
e=050 <br />
0468<br />
0550<br />
0403<br />
0097<br />
0190<br />
0466<br />
0541<br />
0398<br />
0096<br />
0188<br />
0463<br />
0532<br />
0391<br />
0095<br />
0185<br />
0470<br />
0543<br />
0417<br />
0099<br />
0192<br />
0469<br />
0545<br />
0411<br />
0098<br />
0192<br />
0466<br />
0543<br />
0406<br />
0097<br />
0190<br />
0464<br />
0530<br />
0397<br />
0095<br />
0187<br />
0462<br />
0514<br />
0398<br />
0095<br />
0186<br />
0466<br />
0515<br />
0413<br />
0098<br />
0189<br />
0462<br />
0490<br />
0404<br />
0096<br />
0185<br />
0458<br />
0476<br />
0386<br />
0092<br />
0180<br />
e=075 0288 0285 0281 0289 0289 0286 0283 0279 0282 0275 0268<br />
STANDARD ERROR<br />
Household <strong>Income</strong> at Selected<br />
Percentiles<br />
10th percentile limit 85 83 84 88 84 84 84 85 89 89 90<br />
20th percentile limit 107 107 115 117 117 118 117 122 120 127 122<br />
50th (median) 213 136 145 220 170 223 219 166 156 164 245<br />
80th percentile limit 311 305 310 390 353 353 372 273 293 299 318<br />
90th percentile limit 638 580 610 601 590 558 591 536 522 605 582<br />
95th percentile limit 879 919 886 1,066 1,228 1,041 830 851 916 1,159 1,018<br />
Household <strong>Income</strong> Ratios of<br />
Selected Percentiles<br />
90th/10th <br />
95th/20th <br />
95th/50th <br />
80th/50th <br />
80th/20th <br />
20th/50th <br />
0095<br />
0063<br />
0022<br />
0010<br />
0030<br />
0003<br />
0091<br />
0063<br />
0023<br />
0010<br />
0029<br />
0003<br />
0089<br />
0064<br />
0021<br />
0009<br />
0031<br />
0003<br />
0090<br />
0069<br />
0025<br />
0011<br />
0032<br />
0003<br />
0090<br />
0076<br />
0028<br />
0010<br />
0031<br />
0003<br />
0088<br />
0069<br />
0025<br />
0011<br />
0032<br />
0003<br />
0091<br />
0062<br />
0021<br />
0011<br />
0032<br />
0003<br />
0083<br />
0062<br />
0022<br />
0009<br />
0030<br />
0003<br />
0083<br />
0063<br />
0023<br />
0010<br />
0029<br />
0003<br />
0085<br />
0070<br />
0026<br />
0009<br />
0029<br />
0003<br />
0083<br />
0065<br />
0024<br />
0010<br />
0029<br />
0003<br />
Mean Household <strong>Income</strong> of<br />
Quintiles<br />
Lowest quintile <br />
Second quintile <br />
Third quintile <br />
Fourth quintile <br />
Highest quintile <br />
42<br />
36<br />
47<br />
76<br />
841<br />
41<br />
36<br />
48<br />
75<br />
824<br />
41<br />
38<br />
49<br />
78<br />
834<br />
44<br />
37<br />
48<br />
79<br />
1,004<br />
43<br />
38<br />
47<br />
76<br />
940<br />
43<br />
37<br />
49<br />
75<br />
930<br />
42<br />
38<br />
49<br />
77<br />
882<br />
43<br />
38<br />
49<br />
75<br />
925<br />
44<br />
39<br />
50<br />
76<br />
1,044<br />
45<br />
40<br />
50<br />
76<br />
1,034<br />
44<br />
40<br />
50<br />
77<br />
910<br />
Shares of Household <strong>Income</strong> of<br />
Quintiles<br />
Lowest quintile <br />
Second quintile <br />
Third quintile <br />
Fourth quintile <br />
Highest quintile <br />
002<br />
006<br />
010<br />
015<br />
033<br />
002<br />
006<br />
010<br />
016<br />
033<br />
002<br />
006<br />
010<br />
016<br />
033<br />
002<br />
006<br />
010<br />
015<br />
034<br />
002<br />
006<br />
010<br />
015<br />
034<br />
002<br />
006<br />
010<br />
016<br />
034<br />
002<br />
006<br />
010<br />
016<br />
034<br />
002<br />
006<br />
010<br />
016<br />
034<br />
003<br />
006<br />
010<br />
016<br />
035<br />
003<br />
006<br />
010<br />
016<br />
035<br />
003<br />
006<br />
010<br />
016<br />
035<br />
Summary Measures<br />
Gini index of income inequality <br />
Mean logarithmic deviation of<br />
income <br />
Theil <br />
Atkinson:<br />
e=025 <br />
e=050 <br />
00028<br />
00064<br />
00001<br />
00011<br />
00018<br />
00027<br />
00063<br />
00001<br />
00011<br />
00017<br />
00027<br />
00062<br />
00001<br />
00011<br />
00018<br />
00028<br />
00063<br />
00002<br />
00014<br />
00021<br />
00029<br />
00063<br />
00001<br />
00013<br />
00020<br />
00029<br />
00063<br />
00001<br />
00013<br />
00020<br />
00028<br />
00054<br />
00001<br />
00012<br />
00018<br />
00029<br />
00052<br />
00001<br />
00012<br />
00020<br />
00030<br />
00051<br />
00002<br />
00014<br />
00022<br />
00030<br />
00049<br />
00002<br />
00013<br />
00021<br />
00041<br />
00059<br />
00001<br />
00013<br />
00021<br />
e=075 <br />
See footnotes at end of table<br />
00024 00023 00024 00027 00026 00026 00024 00025 00027 00026 00027<br />
40 <strong>Income</strong>, <strong>Poverty</strong>, <strong>and</strong> <strong>Health</strong> <strong>Insurance</strong> <strong>Coverage</strong> in the United States: 2009 U.S. <strong>Census</strong> <strong>Bureau</strong>
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