Population, long-run history: compare countries

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Population, long-run history by country

Annual, Persons, thousands

Source: Maddison Project Database 2023

Population, long-run history: latest observations by country
Date	Italy	Sierra Leone
Dec 31, 1999	56,940	3,736
Dec 31, 2000	56,966	3,809
Dec 31, 2001	57,004	4,043
Dec 31, 2002	57,114	4,287
Dec 31, 2003	57,423	4,466
Dec 31, 2004	57,852	4,602
Dec 31, 2005	58,191	4,708
Dec 31, 2006	58,424	4,818
Dec 31, 2007	58,781	4,918
Dec 31, 2008	59,236	5,023
Dec 31, 2009	59,580	5,132
Dec 31, 2010	59,844	5,246
Dec 31, 2011	60,052	5,364
Dec 31, 2012	60,216	5,486
Dec 31, 2013	60,337	5,613
Dec 31, 2014	60,346	5,744
Dec 31, 2015	60,255	5,879
Dec 31, 2016	60,140	6,019
Dec 31, 2017	60,027	6,163
Dec 31, 2018	59,902	6,312
Dec 31, 2019	59,754	6,461
Dec 31, 2020	59,464	6,611
Dec 31, 2021	59,158	6,761
Dec 31, 2022	58,966	6,910

Source: Bolt, J. and van Zanden, J.L. (2024), Maddison style estimates of the evolution of the world economy: A new 2023 update, Journal of Economic Surveys, 1-41, DOI 10.1111/joes.12618. Licensed under CC BY 4.0. The original sources are listed on each page.

All data sources

Original sources of these estimates

GDP pc: 2008 - 2022: Total Economy Database the Conference Board for all countries included in TED. Otherwise UN national accounts statistics

Italy

1451-1861: Chilosi, D., & Ciccarelli, C. (2023). Italy in the Great Divergence: What Can We Learn from Engel’s Law (SSRN Scholarly Paper 4514091).
1861-1871 (North Italy): Malanima, P. (2010), “The long decline of a leading economy: GDP in central and northern Italy, 1300–1913” European Review of Economic History 15 (2): 169–219.
1871-1990: Baffigi, A. (2011).”Italian National Accounts, 1861-2011”, Banca d’Italia Economic History Working Papers 18.

No separate list is published for Sierra Leone; the database as a whole is cited above.