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
N=2,470,385

2007
N=2,651,538

2008
N=2,792,294

2009
N=2,903,617

2010
N=3,039,940

2011
N=3,226,352

2012
N=3,465,823

2013
N=4,017,571

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)

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)

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)

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)

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)

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)

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)

Race

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)

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)

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)

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)

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)

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)

North American 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)