The World: Population - Age 45-49 (2017) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 186. | Mayotte | 9,740 | 2017 | |
| 148. | Mauritius | 85,914 | 2017 | |
| 139. | Mauritania | 150,193 | 2017 | |
| 211. | Marshall Islands | 3,342 | 2017 | |
| 174. | Malta | 24,834 | 2017 | |
| 86. | Mali | 486,350 | 2017 | |
| 177. | Maldives | 21,019 | 2017 | |
| 37. | Malaysia | 1,932,411 | 2017 | |
| 82. | Malawi | 545,517 | 2017 | |
| 59. | Madagascar | 963,200 | 2017 | |
| 140. | Macedonia | 144,363 | 2017 | |
| 159. | Macau | 52,781 | 2017 | |
| 165. | Luxembourg | 38,557 | 2017 | |
| 126. | Lithuania | 255,383 | 2017 | |
| 213. | Liechtenstein | 3,056 | 2017 | |
| 93. | Libya | 453,233 | 2017 | |
| 137. | Liberia | 158,285 | 2017 | |
| 157. | Lesotho | 65,050 | 2017 | |
| 124. | Lebanon | 260,422 | 2017 | |
| 138. | Latvia | 154,363 | 2017 | |
| 111. | Laos | 325,837 | 2017 | |
| 121. | Kyrgyzstan | 282,233 | 2017 | |
| 134. | Kuwait | 173,325 | 2017 | |
| 145. | Kosovo | 109,783 | 2017 | |
| 200. | Kiribati | 5,578 | 2017 | |
| 43. | Kenya | 1,656,027 | 2017 | |
| 55. | Kazakhstan | 1,087,752 | 2017 | |
| 107. | Jordan | 355,633 | 2017 | |
| 7. | Japan | 9,097,855 | 2017 | |
| 144. | Jamaica | 132,514 | 2017 | |
| 17. | Italy | 5,071,296 | 2017 | |
| 90. | Israel | 464,616 | 2017 | |
| 195. | Isle of Man | 6,792 | 2017 | |
| 109. | Ireland | 351,064 | 2017 | |
| 42. | Iraq | 1,689,318 | 2017 | |
| 18. | Iran | 4,982,595 | 2017 | |
| 4. | Indonesia | 16,920,224 | 2017 | |
| 2. | India | 77,340,856 | 2017 | |
| 179. | Iceland | 20,271 | 2017 | |
| 71. | Hungary | 697,944 | 2017 | |
| 80. | Hong Kong | 583,822 | 2017 | |
| 96. | Honduras | 397,385 | 2017 | |
| 88. | Haiti | 467,146 | 2017 | |
| 163. | Guyana | 42,709 | 2017 | |
| 154. | Guinea-Bissau | 69,828 | 2017 | |
| 91. | Guinea | 462,344 | 2017 | |
| 202. | Guernsey | 5,130 | 2017 | |
| 81. | Guatemala | 563,151 | 2017 | |
| 183. | Guam | 12,789 | 2017 | |
| 198. | Grenada | 5,943 | 2017 | |
| 207. | Greenland | 3,853 | 2017 | |
| 61. | Greece | 845,927 | 2017 | |
| 219. | Gibraltar | 1,628 | 2017 | |
| 50. | Ghana | 1,302,129 | 2017 | |
| 12. | Germany | 6,145,277 | 2017 | |
| 120. | Georgia | 283,598 | 2017 | |
| 155. | Gaza Strip | 69,264 | 2017 | |
| 158. | Gabon | 60,104 | 2017 | |
| 178. | French Polynesia | 20,392 | 2017 | |
| 19. | France | 4,588,999 | 2017 | |
| 113. | Finland | 321,857 | 2017 | |
| 160. | Fiji | 51,050 | 2017 | |
| 201. | Federated States of Micronesia | 5,371 | 2017 | |
| 212. | Faroe Islands | 3,103 | 2017 | |
| 25. | Ethiopia | 3,359,903 | 2017 | |
| 149. | Estonia | 82,946 | 2017 | |
| 122. | Eritrea | 273,458 | 2017 | |
| 169. | Equatorial Guinea | 31,876 | 2017 | |
| 112. | El Salvador | 325,301 | 2017 | |
| 21. | Egypt | 4,273,006 | 2017 | |
| 60. | Ecuador | 878,650 | 2017 | |
| 156. | East Timor | 65,490 | 2017 | |
| 76. | Dominican Republic | 620,329 | 2017 | |
| 199. | Dominica | 5,765 | 2017 | |
| 167. | Djibouti | 37,348 | 2017 | |
| 100. | Denmark | 389,581 | 2017 | |
| 28. | Democratic Republic of the Congo | 2,837,762 | 2017 | |
| 69. | Czech Republic | 717,194 | 2017 | |
| 147. | Cyprus | 87,528 | 2017 | |
| 57. | Cuba | 1,032,088 | 2017 | |
| 119. | Croatia | 287,955 | 2017 | |
| 58. | Cote d'Ivoire | 1,007,291 | 2017 | |
| 115. | Costa Rica | 316,306 | 2017 | |
| 223. | Cook Islands | 728 | 2017 | |
| 168. | Comoros | 33,252 | 2017 | |
| 26. | Colombia | 3,128,110 | 2017 | |
| 1. | China | 123,417,672 | 2017 | |
| 54. | Chile | 1,118,819 | 2017 | |
| 193. | Channel Islands | 6,943 | 2017 | |
| 103. | Chad | 377,135 | 2017 | |
| 128. | Central African Republic | 218,484 | 2017 | |
| 203. | Cayman Islands | 4,496 | 2017 | |
| 171. | Cape Verde | 27,639 | 2017 | |
| 32. | Canada | 2,311,654 | 2017 | |
| 64. | Cameroon | 810,690 | 2017 | |
| 62. | Cambodia | 845,338 | 2017 | |
| 101. | Burundi | 388,518 | 2017 | |
| 72. | Burkina Faso | 690,252 | 2017 | |
| 87. | Bulgaria | 479,588 | 2017 | |
| 172. | Brunei | 27,291 | 2017 |
