Age group (years)

Tuoketuo

Shangdu

Survey area

Sample

Survey area

Sample

n = 1976

%

n = 55,050

%

n = 1975

%

n

%

50 - 54

296

15.0%

14,294

26.0%

336

17.0%

13,782

23.4%

55 - 59

450

22.8%

9934

18.0%

447

22.6%

15,327

26.0%

60 - 64

345

17.5%

9541

17.3%

392

19.8%

8997

15.3%

65 - 69

238

12.0%

8518

15.5%

268

13.6%

5765

9.8%

70 - 74

261

13.2%

6427

11.7%

279

14.1%

5779

9.8%

75 - 79

261

13.2%

3891

7.1%

173

8.8%

5470

9.3%

80 - 99

125

6.3%

2445

4.4%

80

4.1%

3772

6.4%