Area Database (v4.4)
% poorest households (with IWI value under 35)
| 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 | 90.3 | 90.1 | 89.9 | 89.8 | 89.6 | 89.2 | 88.9 | 88.5 | 88.2 | 87.9 | 87.6 | 87.3 | 87.0 | 86.0 | 85.1 | 84.2 | 83.2 | 82.3 | 81.4 | 78.8 | 76.2 | 73.6 | 71.1 | 68.5 | 66.1 | 63.7 | 61.3 | 58.9 | 56.5 | 54.1 | 51.8 | 49.4 |
| Arusha, Manyara | 87.9 | 87.9 | 87.9 | 88.0 | 88.0 | 90.0 | 91.9 | 93.9 | 92.3 | 90.7 | 89.2 | 87.6 | 86.0 | 85.9 | 85.8 | 85.7 | 85.6 | 85.6 | 85.5 | 82.3 | 79.1 | 75.9 | 72.7 | 69.5 | 66.3 | 63.1 | 59.9 | |||||
| Dar Es Salam | 47.5 | 50.5 | 53.6 | 56.6 | 59.7 | 50.2 | 40.8 | 31.4 | 34.9 | 38.5 | 42.0 | 45.6 | 49.1 | 47.2 | 45.2 | 43.3 | 41.4 | 39.4 | 37.5 | 33.2 | 29.0 | 24.7 | 20.5 | 16.2 | 12.0 | 7.72 | 3.46 | |||||
| Dodoma | 95.8 | 93.9 | 92.1 | 90.2 | 88.4 | 89.3 | 90.3 | 91.2 | 91.6 | 92.0 | 92.3 | 92.7 | 93.1 | 93.4 | 93.7 | 94.1 | 94.4 | 94.7 | 95.0 | 93.1 | 91.3 | 89.4 | 87.5 | 85.6 | 83.7 | 81.8 | 80.0 | |||||
| Iringa, Njombe | 91.8 | 91.6 | 91.5 | 91.3 | 91.1 | 90.3 | 89.4 | 88.5 | 89.6 | 90.7 | 91.8 | 92.9 | 94.1 | 91.3 | 88.6 | 85.9 | 83.2 | 80.5 | 77.8 | 75.5 | 73.2 | 70.8 | 68.5 | 66.2 | 63.8 | 61.5 | 59.2 | |||||
| Kagera | 95.1 | 95.3 | 95.5 | 95.7 | 95.9 | 97.2 | 98.6 | 100 | 99.8 | 99.7 | 99.5 | 99.4 | 99.2 | 98.3 | 97.3 | 96.4 | 95.4 | 94.5 | 93.5 | 91.3 | 89.0 | 86.8 | 84.6 | 82.3 | 80.1 | 77.9 | 75.6 | |||||
| Kigoma | 96.5 | 96.5 | 96.5 | 96.5 | 96.5 | 95.3 | 94.2 | 93.0 | 93.4 | 93.7 | 94.1 | 94.4 | 94.8 | 94.4 | 94.0 | 93.7 | 93.3 | 92.9 | 92.5 | 91.2 | 89.9 | 88.5 | 87.2 | 85.8 | 84.5 | 83.2 | 81.8 | |||||
| Kilimanjaro | 87.7 | 86.0 | 84.4 | 82.8 | 81.2 | 80.4 | 79.6 | 78.8 | 77.6 | 76.3 | 75.1 | 73.8 | 72.5 | 71.8 | 71.2 | 70.5 | 69.8 | 69.1 | 68.4 | 63.0 | 57.5 | 52.1 | 46.6 | 41.2 | 35.7 | 30.3 | 24.8 | |||||
| Lindi | 97.5 | 96.9 | 96.3 | 95.7 | 95.2 | 96.2 | 97.3 | 98.4 | 97.2 | 96.1 | 94.9 | 93.7 | 92.5 | 93.0 | 93.5 | 94.0 | 94.5 | 95.0 | 95.5 | 93.5 | 91.4 | 89.4 | 87.3 | 85.3 | 83.2 | 81.2 | 79.1 | |||||
| Mara | 98.9 | 99.1 | 99.3 | 99.5 | 99.7 | 98.3 | 97.0 | 95.6 | 95.4 | 95.1 | 94.8 | 94.6 | 94.3 | 93.4 | 92.4 | 91.4 | 90.5 | 89.5 | 88.6 | 86.1 | 83.7 | 81.3 | 78.9 | 76.4 | 74.0 | 71.6 | 69.2 | |||||
| Mbeya | 89.9 | 90.1 | 90.3 | 90.5 | 90.7 | 90.2 | 89.6 | 89.1 | 89.8 | 90.4 | 91.1 | 91.8 | 92.4 | 90.3 | 88.3 | 86.2 | 84.1 | 82.1 | 80.0 | 78.7 | 77.3 | 76.0 | 74.7 | 73.4 | 72.0 | 70.7 | 69.4 | |||||
| Morogoro | 94.1 | 94.1 | 94.2 | 94.3 | 94.4 | 94.2 | 94.0 | 93.8 | 91.4 | 88.9 | 86.4 | 83.9 | 81.4 | 81.9 | 82.5 | 83.0 | 83.5 | 84.0 | 84.5 | 82.2 | 79.8 | 77.4 | 75.0 | 72.6 | 70.2 | 67.8 | 65.4 | |||||
| Mtwara | 97.7 | 97.9 | 98.2 | 98.4 | 98.7 | 98.9 | 99.0 | 99.2 | 98.7 | 98.3 | 97.8 | 97.3 | 96.9 | 95.7 | 94.6 | 93.4 | 92.2 | 91.1 | 89.9 | 88.5 | 87.1 | 85.8 | 84.4 | 83.0 | 81.6 | 80.2 | 78.8 | |||||
| Mwanza, Geita | 91.9 | 91.4 | 90.9 | 90.4 | 89.9 | 88.8 | 87.6 | 86.4 | 87.0 | 87.7 | 88.4 | 89.1 | 89.7 | 88.9 | 88.1 | 87.3 | 86.5 | 85.7 | 84.9 | 83.7 | 82.5 | 81.3 | 80.1 | 78.9 | 77.7 | 76.5 | 75.3 | |||||
| Pemba North | 87.0 | 86.2 | 85.5 | 84.8 | 84.0 | 80.4 | 76.7 | 73.1 | 75.3 | 77.5 | 79.6 | 81.8 | 84.0 | 82.9 | 81.7 | 80.5 | 79.3 | 78.2 | 77.0 | 73.2 | 69.5 | 65.7 | 61.9 | 58.1 | 54.3 | 50.6 | 46.8 | |||||
| Pemba South | 91.6 | 91.8 | 92.1 | 92.3 | 92.5 | 94.2 | 95.9 | 97.5 | 93.1 | 88.7 | 84.3 | 80.0 | 75.6 | 73.4 | 71.3 | 69.2 | 67.1 | 65.0 | 62.9 | 60.2 | 57.6 | 55.0 | 52.4 | 49.8 | 47.1 | 44.5 | 41.9 | |||||
| Pwani | 97.0 | 95.2 | 93.4 | 91.6 | 89.8 | 92.7 | 95.5 | 98.4 | 97.5 | 96.6 | 95.7 | 94.8 | 93.8 | 92.5 | 91.2 | 89.9 | 88.6 | 87.3 | 86.0 | 83.7 | 81.5 | 79.3 | 77.0 | 74.8 | 72.5 | 70.3 | 68.0 | |||||
| Rukwa, Katavi | 96.7 | 97.2 | 97.7 | 98.2 | 98.7 | 98.6 | 98.4 | 98.2 | 97.9 | 97.6 | 97.3 | 97.0 | 96.7 | 95.7 | 94.7 | 93.8 | 92.8 | 91.8 | 90.9 | 89.4 | 88.0 | 86.6 | 85.2 | 83.8 | 82.3 | 80.9 | 79.5 | |||||
| Ruvuma | 93.9 | 94.5 | 95.1 | 95.7 | 96.3 | 96.3 | 96.3 | 96.4 | 95.7 | 95.1 | 94.5 | 93.9 | 93.3 | 92.2 | 91.1 | 90.0 | 88.9 | 87.8 | 86.7 | 83.7 | 80.7 | 77.7 | 74.7 | 71.7 | 68.6 | 65.6 | 62.6 | |||||
| Shinyanga, Simiyu | 95.0 | 94.6 | 94.2 | 93.7 | 93.3 | 95.1 | 96.9 | 98.7 | 98.3 | 97.9 | 97.5 | 97.1 | 96.8 | 94.8 | 92.8 | 90.9 | 88.9 | 87.0 | 85.0 | 84.0 | 83.0 | 82.0 | 81.0 | 80.1 | 79.1 | 78.1 | 77.1 | |||||
| Singida | 91.3 | 91.8 | 92.3 | 92.9 | 93.4 | 94.1 | 94.8 | 95.5 | 95.7 | 96.0 | 96.2 | 96.5 | 96.7 | 96.2 | 95.7 | 95.2 | 94.7 | 94.2 | 93.7 | 91.4 | 89.1 | 86.8 | 84.5 | 82.2 | 79.8 | 77.5 | 75.2 | |||||
| Tabora | 98.6 | 96.8 | 95.0 | 93.2 | 91.4 | 94.0 | 96.6 | 99.1 | 97.8 | 96.5 | 95.2 | 93.9 | 92.6 | 92.0 | 91.5 | 90.9 | 90.4 | 89.9 | 89.3 | 88.0 | 86.6 | 85.2 | 83.9 | 82.5 | 81.1 | 79.8 | 78.4 | |||||
| Tanga | 92.1 | 92.8 | 93.6 | 94.4 | 95.1 | 93.6 | 92.1 | 90.5 | 90.1 | 89.7 | 89.2 | 88.8 | 88.4 | 86.9 | 85.4 | 83.9 | 82.4 | 80.9 | 79.4 | 75.5 | 71.6 | 67.7 | 63.8 | 59.9 | 55.9 | 52.0 | 48.1 | |||||
| Zanzibar North | 96.4 | 95.9 | 95.4 | 94.8 | 94.3 | 93.4 | 92.5 | 91.6 | 90.0 | 88.3 | 86.7 | 85.1 | 83.5 | 82.5 | 81.5 | 80.5 | 79.6 | 78.6 | 77.6 | 72.1 | 66.6 | 61.0 | 55.5 | 50.0 | 44.5 | 39.0 | 33.5 | |||||
| Zanzibar South | 84.9 | 80.7 | 76.5 | 72.3 | 68.1 | 67.7 | 67.3 | 66.9 | 67.0 | 67.1 | 67.2 | 67.3 | 67.3 | 64.9 | 62.5 | 60.0 | 57.6 | 55.1 | 52.7 | 49.8 | 46.8 | 43.8 | 40.9 | 37.9 | 35.0 | 32.0 | 29.1 | |||||
| Zanzibar West | 56.7 | 51.8 | 47.0 | 42.1 | 37.3 | 34.8 | 32.3 | 29.8 | 30.4 | 31.1 | 31.8 | 32.5 | 33.2 | 29.9 | 26.6 | 23.3 | 19.9 | 16.6 | 13.3 | 11.9 | 10.5 | 9.18 | 7.81 | 6.45 | 5.09 | 3.72 | 2.36 | |||||
Lighter numbers are estimates