Area Database (v4.4)
Mean International Wealth Index (IWI) score of region
| 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tanzania (Africa) | ||||||||||||||||||||||||||||||||
| Total | 18.9 | 19.2 | 19.5 | 19.8 | 20.1 | 19.7 | 19.2 | 18.7 | 19.2 | 19.7 | 20.2 | 20.7 | 21.2 | 21.4 | 21.5 | 21.7 | 21.9 | 22.1 | 22.3 | 23.9 | 25.4 | 27.0 | 28.6 | 30.1 | 31.3 | 32.5 | 33.8 | 35.0 | 36.2 | 37.4 | 38.6 | 39.8 |
| Arusha, Manyara | 18.3 | 17.8 | 17.3 | 16.8 | 16.2 | 17.0 | 17.7 | 18.4 | 18.7 | 19.0 | 19.3 | 19.6 | 19.9 | 19.9 | 19.9 | 19.9 | 19.9 | 19.9 | 19.9 | 21.8 | 23.7 | 25.6 | 27.4 | 29.3 | 31.2 | 33.1 | 34.9 | |||||
| Dar Es Salam | 36.6 | 36.7 | 36.9 | 37.1 | 37.3 | 38.8 | 40.4 | 41.9 | 41.6 | 41.3 | 41.0 | 40.7 | 40.3 | 41.2 | 42.1 | 43.0 | 43.9 | 44.8 | 45.6 | 47.7 | 49.8 | 52.0 | 54.1 | 56.2 | 58.3 | 60.4 | 62.5 | |||||
| Dodoma | 17.3 | 17.4 | 17.6 | 17.8 | 18.0 | 17.4 | 16.8 | 16.2 | 16.5 | 16.9 | 17.3 | 17.7 | 18.1 | 17.1 | 16.1 | 15.1 | 14.1 | 13.2 | 12.2 | 13.6 | 15.0 | 16.3 | 17.7 | 19.1 | 20.5 | 21.9 | 23.3 | |||||
| Iringa, Njombe | 16.9 | 17.2 | 17.6 | 17.9 | 18.3 | 17.8 | 17.3 | 16.8 | 17.1 | 17.5 | 17.8 | 18.1 | 18.5 | 19.4 | 20.3 | 21.1 | 22.0 | 22.9 | 23.8 | 25.2 | 26.6 | 28.0 | 29.4 | 30.8 | 32.2 | 33.6 | 35.0 | |||||
| Kagera | 16.2 | 16.4 | 16.6 | 16.8 | 17.0 | 15.2 | 13.4 | 11.6 | 12.5 | 13.4 | 14.3 | 15.3 | 16.2 | 16.3 | 16.4 | 16.5 | 16.6 | 16.8 | 16.9 | 18.0 | 19.1 | 20.2 | 21.3 | 22.4 | 23.5 | 24.6 | 25.7 | |||||
| Kigoma | 16.2 | 16.8 | 17.3 | 17.8 | 18.4 | 17.5 | 16.6 | 15.7 | 16.0 | 16.3 | 16.6 | 16.9 | 17.2 | 17.0 | 16.9 | 16.8 | 16.7 | 16.6 | 16.5 | 17.7 | 18.9 | 20.1 | 21.3 | 22.5 | 23.7 | 24.9 | 26.1 | |||||
| Kilimanjaro | 22.9 | 23.4 | 23.9 | 24.4 | 25.0 | 25.8 | 26.7 | 27.6 | 27.5 | 27.5 | 27.4 | 27.4 | 27.4 | 27.9 | 28.4 | 28.9 | 29.5 | 30.0 | 30.5 | 32.9 | 35.4 | 37.8 | 40.2 | 42.7 | 45.1 | 47.5 | 50.0 | |||||
| Lindi | 16.7 | 17.3 | 17.8 | 18.3 | 18.9 | 17.5 | 16.2 | 14.8 | 15.5 | 16.1 | 16.8 | 17.5 | 18.1 | 17.5 | 16.8 | 16.2 | 15.5 | 14.9 | 14.2 | 15.9 | 17.6 | 19.3 | 21.0 | 22.8 | 24.5 | 26.2 | 27.9 | |||||
| Mara | 15.1 | 15.0 | 15.0 | 14.9 | 14.9 | 15.1 | 15.2 | 15.4 | 15.4 | 15.4 | 15.3 | 15.3 | 15.3 | 15.8 | 16.3 | 16.8 | 17.3 | 17.9 | 18.4 | 20.0 | 21.6 | 23.2 | 24.8 | 26.5 | 28.1 | 29.7 | 31.3 | |||||
| Mbeya | 17.7 | 17.8 | 17.9 | 18.0 | 18.1 | 18.6 | 19.0 | 19.4 | 19.3 | 19.1 | 18.9 | 18.7 | 18.5 | 19.3 | 20.0 | 20.8 | 21.5 | 22.3 | 23.0 | 23.8 | 24.6 | 25.4 | 26.1 | 26.9 | 27.7 | 28.5 | 29.2 | |||||
| Morogoro | 18.4 | 18.5 | 18.5 | 18.5 | 18.5 | 17.8 | 17.0 | 16.2 | 17.8 | 19.3 | 20.9 | 22.4 | 23.9 | 23.5 | 23.0 | 22.6 | 22.1 | 21.6 | 21.2 | 22.3 | 23.5 | 24.6 | 25.8 | 26.9 | 28.0 | 29.2 | 30.3 | |||||
| Mtwara | 14.6 | 15.0 | 15.4 | 15.9 | 16.3 | 15.8 | 15.4 | 14.9 | 15.1 | 15.4 | 15.6 | 15.8 | 16.1 | 16.2 | 16.3 | 16.5 | 16.6 | 16.7 | 16.9 | 18.1 | 19.4 | 20.7 | 22.0 | 23.3 | 24.6 | 25.9 | 27.1 | |||||
| Mwanza, Geita | 18.5 | 18.6 | 18.8 | 19.0 | 19.2 | 18.9 | 18.5 | 18.2 | 18.7 | 19.1 | 19.6 | 20.1 | 20.6 | 20.7 | 20.8 | 21.0 | 21.1 | 21.2 | 21.4 | 22.3 | 23.3 | 24.3 | 25.3 | 26.2 | 27.2 | 28.2 | 29.1 | |||||
| Pemba North | 16.4 | 17.6 | 18.8 | 20.0 | 21.2 | 21.4 | 21.6 | 21.8 | 21.5 | 21.3 | 21.1 | 20.8 | 20.6 | 21.6 | 22.7 | 23.8 | 24.8 | 25.9 | 27.0 | 29.3 | 31.5 | 33.8 | 36.1 | 38.3 | 40.6 | 42.9 | 45.2 | |||||
| Pemba South | 14.0 | 14.8 | 15.5 | 16.2 | 17.0 | 14.6 | 12.3 | 9.99 | 13.3 | 16.5 | 19.8 | 23.0 | 26.3 | 27.3 | 28.2 | 29.2 | 30.1 | 31.0 | 32.0 | 33.9 | 35.8 | 37.6 | 39.5 | 41.4 | 43.3 | 45.2 | 47.1 | |||||
| Pwani | 18.4 | 19.3 | 20.1 | 21.0 | 21.8 | 18.9 | 16.0 | 13.2 | 14.4 | 15.6 | 16.9 | 18.1 | 19.3 | 19.7 | 20.0 | 20.3 | 20.6 | 20.9 | 21.2 | 22.6 | 23.9 | 25.2 | 26.5 | 27.8 | 29.1 | 30.4 | 31.7 | |||||
| Rukwa, Katavi | 16.6 | 16.8 | 17.0 | 17.2 | 17.4 | 16.8 | 16.2 | 15.6 | 15.8 | 16.1 | 16.3 | 16.5 | 16.7 | 16.6 | 16.4 | 16.2 | 16.0 | 15.8 | 15.7 | 16.5 | 17.4 | 18.3 | 19.2 | 20.0 | 20.9 | 21.8 | 22.6 | |||||
| Ruvuma | 18.6 | 18.9 | 19.2 | 19.6 | 19.9 | 18.5 | 17.0 | 15.6 | 16.7 | 17.7 | 18.7 | 19.7 | 20.7 | 20.6 | 20.5 | 20.3 | 20.2 | 20.0 | 19.9 | 21.4 | 22.9 | 24.3 | 25.8 | 27.3 | 28.8 | 30.2 | 31.7 | |||||
| Shinyanga, Simiyu | 17.7 | 18.2 | 18.8 | 19.4 | 19.9 | 18.4 | 16.8 | 15.2 | 15.7 | 16.1 | 16.6 | 17.0 | 17.5 | 18.2 | 18.9 | 19.6 | 20.3 | 21.0 | 21.8 | 22.6 | 23.5 | 24.4 | 25.3 | 26.1 | 27.0 | 27.9 | 28.8 | |||||
| Singida | 18.2 | 18.4 | 18.6 | 18.8 | 19.0 | 16.7 | 14.4 | 12.0 | 12.7 | 13.5 | 14.2 | 14.9 | 15.6 | 15.6 | 15.5 | 15.5 | 15.4 | 15.3 | 15.3 | 16.9 | 18.5 | 20.1 | 21.7 | 23.4 | 25.0 | 26.6 | 28.2 | |||||
| Tabora | 16.7 | 17.5 | 18.3 | 19.1 | 20.0 | 17.8 | 15.7 | 13.6 | 14.2 | 14.9 | 15.6 | 16.3 | 16.9 | 17.1 | 17.2 | 17.4 | 17.6 | 17.7 | 17.9 | 19.2 | 20.6 | 21.9 | 23.3 | 24.6 | 26.0 | 27.3 | 28.7 | |||||
| Tanga | 16.3 | 16.6 | 16.9 | 17.2 | 17.5 | 17.3 | 17.2 | 17.0 | 17.4 | 17.8 | 18.3 | 18.7 | 19.1 | 19.6 | 20.1 | 20.5 | 21.0 | 21.5 | 22.0 | 24.6 | 27.2 | 29.8 | 32.4 | 35.0 | 37.6 | 40.2 | 42.8 | |||||
| Zanzibar North | 18.5 | 18.9 | 19.4 | 19.8 | 20.3 | 19.6 | 18.9 | 18.2 | 19.1 | 20.0 | 20.9 | 21.8 | 22.7 | 23.3 | 23.9 | 24.4 | 25.0 | 25.6 | 26.1 | 28.2 | 30.3 | 32.4 | 34.5 | 36.6 | 38.7 | 40.8 | 42.9 | |||||
| Zanzibar South | 22.5 | 24.6 | 26.7 | 28.8 | 30.9 | 31.0 | 31.2 | 31.4 | 31.2 | 31.0 | 30.8 | 30.7 | 30.5 | 31.4 | 32.4 | 33.3 | 34.2 | 35.2 | 36.1 | 37.5 | 38.9 | 40.4 | 41.8 | 43.3 | 44.7 | 46.1 | 47.6 | |||||
| Zanzibar West | 34.5 | 36.6 | 38.8 | 40.9 | 43.0 | 44.9 | 46.8 | 48.7 | 48.5 | 48.4 | 48.3 | 48.1 | 48.0 | 49.9 | 51.9 | 53.8 | 55.7 | 57.6 | 59.5 | 61.2 | 62.9 | 64.5 | 66.2 | 67.9 | 69.5 | 71.2 | 72.9 | |||||
Lighter numbers are estimates