The World: Population - Age 40-44 (2019) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 183. | Mayotte | 12,434 | 2019 | |
| 151. | Mauritius | 104,936 | 2019 | |
| 138. | Mauritania | 196,176 | 2019 | |
| 205. | Marshall Islands | 4,180 | 2019 | |
| 174. | Malta | 29,726 | 2019 | |
| 75. | Mali | 716,620 | 2019 | |
| 175. | Maldives | 25,516 | 2019 | |
| 38. | Malaysia | 2,180,678 | 2019 | |
| 71. | Malawi | 806,532 | 2019 | |
| 56. | Madagascar | 1,232,214 | 2019 | |
| 142. | Macedonia | 157,318 | 2019 | |
| 164. | Macau | 47,577 | 2019 | |
| 170. | Luxembourg | 35,867 | 2019 | |
| 132. | Lithuania | 242,473 | 2019 | |
| 214. | Liechtenstein | 2,491 | 2019 | |
| 94. | Libya | 516,613 | 2019 | |
| 135. | Liberia | 212,780 | 2019 | |
| 150. | Lesotho | 107,953 | 2019 | |
| 121. | Lebanon | 297,306 | 2019 | |
| 145. | Latvia | 145,110 | 2019 | |
| 109. | Laos | 398,414 | 2019 | |
| 113. | Kyrgyzstan | 367,588 | 2019 | |
| 131. | Kuwait | 245,205 | 2019 | |
| 147. | Kosovo | 120,359 | 2019 | |
| 197. | Kiribati | 5,894 | 2019 | |
| 32. | Kenya | 2,600,659 | 2019 | |
| 57. | Kazakhstan | 1,209,023 | 2019 | |
| 106. | Jordan | 406,391 | 2019 | |
| 10. | Japan | 8,496,904 | 2019 | |
| 141. | Jamaica | 165,888 | 2019 | |
| 19. | Italy | 4,669,368 | 2019 | |
| 90. | Israel | 536,060 | 2019 | |
| 199. | Isle of Man | 5,386 | 2019 | |
| 107. | Ireland | 405,388 | 2019 | |
| 40. | Iraq | 2,117,115 | 2019 | |
| 14. | Iran | 6,531,687 | 2019 | |
| 4. | Indonesia | 19,346,572 | 2019 | |
| 2. | India | 88,521,856 | 2019 | |
| 177. | Iceland | 21,362 | 2019 | |
| 67. | Hungary | 856,780 | 2019 | |
| 93. | Hong Kong | 529,857 | 2019 | |
| 97. | Honduras | 505,815 | 2019 | |
| 87. | Haiti | 583,310 | 2019 | |
| 165. | Guyana | 44,470 | 2019 | |
| 154. | Guinea-Bissau | 89,540 | 2019 | |
| 86. | Guinea | 584,548 | 2019 | |
| 201. | Guernsey | 4,280 | 2019 | |
| 72. | Guatemala | 797,953 | 2019 | |
| 186. | Guam | 11,690 | 2019 | |
| 193. | Grenada | 6,751 | 2019 | |
| 212. | Greenland | 2,870 | 2019 | |
| 68. | Greece | 841,119 | 2019 | |
| 217. | Gibraltar | 2,026 | 2019 | |
| 51. | Ghana | 1,548,803 | 2019 | |
| 20. | Germany | 4,632,096 | 2019 | |
| 124. | Georgia | 289,018 | 2019 | |
| 152. | Gaza Strip | 94,553 | 2019 | |
| 158. | Gabon | 65,798 | 2019 | |
| 180. | French Polynesia | 19,881 | 2019 | |
| 23. | France | 4,082,673 | 2019 | |
| 118. | Finland | 325,413 | 2019 | |
| 159. | Fiji | 62,553 | 2019 | |
| 194. | Federated States of Micronesia | 6,666 | 2019 | |
| 211. | Faroe Islands | 2,913 | 2019 | |
| 18. | Ethiopia | 4,768,750 | 2019 | |
| 156. | Estonia | 80,614 | 2019 | |
| 112. | Eritrea | 368,365 | 2019 | |
| 168. | Equatorial Guinea | 38,709 | 2019 | |
| 110. | El Salvador | 395,793 | 2019 | |
| 16. | Egypt | 5,852,935 | 2019 | |
| 61. | Ecuador | 1,064,652 | 2019 | |
| 160. | East Timor | 61,239 | 2019 | |
| 82. | Dominican Republic | 668,532 | 2019 | |
| 206. | Dominica | 4,149 | 2019 | |
| 162. | Djibouti | 52,056 | 2019 | |
| 114. | Denmark | 357,650 | 2019 | |
| 25. | Democratic Republic of the Congo | 3,818,620 | 2019 | |
| 65. | Czech Republic | 908,998 | 2019 | |
| 153. | Cyprus | 93,685 | 2019 | |
| 73. | Cuba | 753,423 | 2019 | |
| 119. | Croatia | 312,620 | 2019 | |
| 55. | Cote d'Ivoire | 1,308,493 | 2019 | |
| 116. | Costa Rica | 343,253 | 2019 | |
| 225. | Cook Islands | 489 | 2019 | |
| 166. | Comoros | 43,432 | 2019 | |
| 28. | Colombia | 3,071,287 | 2019 | |
| 1. | China | 94,923,112 | 2019 | |
| 58. | Chile | 1,184,625 | 2019 | |
| 202. | Channel Islands | 4,267 | 2019 | |
| 101. | Chad | 471,562 | 2019 | |
| 127. | Central African Republic | 263,521 | 2019 | |
| 203. | Cayman Islands | 4,218 | 2019 | |
| 173. | Cape Verde | 31,305 | 2019 | |
| 37. | Canada | 2,281,869 | 2019 | |
| 59. | Cameroon | 1,104,142 | 2019 | |
| 77. | Cambodia | 693,636 | 2019 | |
| 89. | Burundi | 542,508 | 2019 | |
| 64. | Burkina Faso | 930,977 | 2019 | |
| 92. | Bulgaria | 533,802 | 2019 | |
| 171. | Brunei | 35,516 | 2019 |
