Table 2.
Area/country | 2010 | 2015 | 2020 | 2025 | 2030 | 2035 | 2040 | 2045 | 2050 |
World | 40,121 | 46,780 | 54,266 | 63,454 | 74,689 | 87,880 | 102,151 | 116,778 | 131,454 |
High-Income countries | 17,028 | 19,502 | 21,965 | 24,733 | 27,951 | 31,716 | 35,706 | 39,143 | 42,177 |
Other | 23,093 | 27,278 | 32,301 | 38,721 | 46,738 | 56,164 | 66,445 | 77,636 | 89,278 |
China | 8,146 | 9,518 | 11,118 | 13,322 | 16,184 | 19,358 | 22,290 | 25,132 | 27,856 |
Canada | 483 | 556 | 639 | 748 | 886 | 1,056 | 1,221 | 1,349 | 1,452 |
USA | 3,760 | 4,227 | 4,778 | 5,468 | 6,397 | 7,513 | 8,661 | 9,597 | 10,285 |
Notes: High Income: Countries classified by the World Bank as having 2015 per capita GNI of $12,476 or more. Venezuela and Equatorial Guinea are classified as High Income in 2015 but as Middle income in 2016 (Table 1). Other: Sum of Low Income and Middle Income countries. Source: Alzheimer’s Disease International, 2015. World Alzheimer Report 2015, p. 8, plus special tabulations obtained from, Maëlenn Guerchet of the Center for Global Mental Health at King’s College London on 23 April 2018 and 17 May 2018.