Descriptive Statistics
Descriptive Statistics: Medicare 20% Sample
Beneficiaries w/ At Least 1 Month of Simultaneous A, B, & D Coverage and At Least 1 Claim, by Year
N (%)
| Characteristic | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 |
| Total N | 2,470,385 | 2,651,538 | 2,792,294 | 2,903,617 | 3,039,940 | 3,226,352 | 3,465,823 | 4,017,571 | 4,275,974 | 4,543,586 | 4,075,459 | 3,860,066 |
| Age Group | ||||||||||||
| 65-69 | 620,809 (25.1) | 652,188 (24.6) | 696,043 (24.9) | 728,210 (25.1) | 758,556 (25.0) | 809,589 (25.1) | 874,675 (25.2) | 1,025,041 (25.5) | 1,114,845 (26.1) | 1,223,269 (26.9) | 1,178,809 (28.9) | 908,179 (23.5) |
| 70-74 | 545,979 (22.1) | 579,325 (21.8) | 628,575 (22.5) | 669,023 (23.0) | 718,724 (23.6) | 779,886 (24.2) | 858,724 (24.8) | 1,005,183 (25.0) | 1,072,100 (25.1) | 1,128,023 (24.8) | 1,000,662 (24.6) | 1,043,278 (27.0) |
| 75-79 | 494,681 (20.0) | 509,711 (19.2) | 518,644 (18.6) | 533,985 (18.4) | 556,363 (18.3) | 591,020 (18.3) | 638,409 (18.4) | 754,499 (18.8) | 807,805 (18.9) | 861,476 (19.0) | 739,154 (18.1) | 765,487 (19.8) |
| 80-84 | 397,079 (16.1) | 428,018 (16.1) | 445,434 (16.0) | 453,804 (15.6) | 467,569 (15.4) | 482,744 (15.0) | 500,468 (14.4) | 560,549 (14.0) | 583,602 (13.6) | 606,903 (13.4) | 521,263 (12.8) | 522,259 (13.5) |
| 85+ | 411,837 (16.7) | 482,296 (18.2) | 503,598 (18.0) | 518,595 (17.9) | 538,728 (17.7) | 563,113 (17.5) | 593,547 (17.1) | 672,299 (16.7) | 697,622 (16.3) | 723,915 (15.9) | 635,571 (15.6) | 620,863 (16.1) |
| Gender | ||||||||||||
| Male | 851,475 (34.5) | 929,059 (35.0) | 996,158 (35.7) | 1,053,781 (36.3) | 1,119,808 (36.8) | 1,207,693 (37.4) | 1,317,737 (38.0) | 1,566,103 (39.0) | 1,684,672 (39.4) | 1,807,803 (39.8) | 1,640,278 (40.2) | 1,557,359 (40.3) |
| Female | 1,618,910 (65.5) | 1,722,479 (65.0) | 1,796,136 (64.3) | 1,849,831 (63.7) | 1,920,130 (63.2) | 2,018,659 (62.6) | 2,148,086 (62.0) | 2,451,468 (61.0) | 2,591,301 (60.6) | 2,735,782 (60.2) | 2,435,180 (59.8) | 2,302,706 (59.7) |
| Race | ||||||||||||
| White | 2,082,807 (84.3) | 2,229,800 (84.1) | 2,345,669 (84.0) | 2,432,815 (83.8) | 2,540,522 (83.6) | 2,694,112 (83.5) | 2,890,880 (83.4) | 3,355,135 (83.5) | 3,561,415 (83.3) | 3,772,601 (83.0) | 3,447,338 (84.6) | 3,274,211 (84.8) |
| Black | 216,870 (8.8) | 235,908 (8.9) | 246,779 (8.8) | 256,013 (8.8) | 269,524 (8.9) | 283,486 (8.8) | 303,616 (8.8) | 355,736 (8.9) | 377,398 (8.8) | 399,299 (8.8) | 315,467 (7.7) | 289,363 (7.5) |
| Other | 32,776 (1.3) | 35,730 (1.3) | 39,256 (1.4) | 42,393 (1.5) | 45,248 (1.5) | 49,594 (1.5) | 54,373 (1.6) | 62,938 (1.6) | 68,225 (1.6) | 72,717 (1.6) | 64,189 (1.6) | 61,164 (1.6) |
| Asian | 59,754 (2.4) | 65,134 (2.5) | 70,324 (2.5) | 76,048 (2.6) | 81,147 (2.7) | 86,148 (2.7) | 91,824 (2.6) | 99,508 (2.5) | 105,553 (2.5) | 113,118 (2.5) | 89,811 (2.2) | 85,659 (2.2) |
| Hispanic | 64,594 (2.6) | 70,416 (2.7) | 75,101 (2.7) | 79,793 (2.7) | 84,456 (2.8) | 89,278 (2.8) | 93,764 (2.7) | 99,922 (2.5) | 105,528 (2.5) | 112,017 (2.5) | 76,876 (1.9) | 70,577 (1.8) |
| N Amer Native | 10,307 (0.4) | 11,258 (0.4) | 11,982 (0.4) | 12,569 (0.4) | 13,053 (0.4) | 13,483 (0.4) | 14,035 (0.4) | 15,091 (0.4) | 15,836 (0.4) | 16,746 (0.4) | 15,844 (0.4) | 15,603 (0.4) |
| Unknown | 3,277 (0.1) | 3,292 (0.1) | 3,183 (0.1) | 3,986 (0.1) | 5,990 (0.2) | 10,251 (0.3) | 17,331 (0.5) | 29,241 (0.7) | 42,019 (1.0) | 57,088 (1.3) | 65,934 (1.6) | 63,489 (1.6) |