Area Database (v4.1)

% poorer households (with IWI value under 50)

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
Tanzania (Africa)  
Total 97.1 96.9 96.7 96.4 96.2 96.3 96.3 96.4 95.9 95.3 94.8 94.3 93.7 93.0 92.3 91.6 90.9 90.2 89.5 88.0 86.4 84.9 83.3 81.8 80.2 78.7 77.2
Arusha, Manyara 96.4 96.6 96.8 97.1 97.3 97.6 98.0 98.4 97.4 96.5 95.5 94.6 93.6 93.3 93.0 92.8 92.5 92.2 91.9 90.2 88.5 86.8 85.1 83.4 81.7 80.1 78.4
Dar Es Salam 88.4 86.9 85.3 83.8 82.3 82.8 83.3 83.9 81.4 79.0 76.5 74.1 71.6 69.9 68.1 66.3 64.6 62.8 61.0 57.7 54.3 51.0 47.7 44.3 41.0 37.7 34.3
Dodoma 98.9 98.1 97.2 96.4 95.5 95.6 95.6 95.6 95.9 96.2 96.4 96.7 97.0 97.2 97.4 97.6 97.8 98.0 98.3 97.8 97.3 96.8 96.3 95.9 95.4 94.9 94.4
Iringa, Njombe 97.8 97.6 97.5 97.4 97.3 96.2 95.0 93.9 94.7 95.4 96.1 96.9 97.6 96.0 94.4 92.9 91.3 89.7 88.1 86.3 84.6 82.8 81.1 79.3 77.5 75.8 74.0
Kagera 98.1 98.3 98.5 98.8 99.0 99.3 99.7 100 100 100 100 100 100 99.6 99.2 98.8 98.4 98.0 97.6 96.9 96.1 95.4 94.7 93.9 93.2 92.4 91.7
Kigoma 98.8 98.8 98.9 99.0 99.0 98.6 98.2 97.9 98.2 98.5 98.9 99.2 99.6 99.0 98.4 97.7 97.1 96.5 95.9 94.8 93.7 92.6 91.5 90.4 89.3 88.2 87.1
Kilimanjaro 93.8 93.6 93.4 93.2 93.1 92.0 90.8 89.7 89.8 89.9 90.1 90.2 90.3 88.9 87.5 86.1 84.6 83.2 81.8 78.8 75.8 72.8 69.8 66.9 63.9 60.9 57.9
Lindi 99.1 98.8 98.5 98.2 97.8 98.6 99.3 100 98.9 97.7 96.6 95.4 94.3 95.1 95.9 96.7 97.5 98.3 99.1 97.7 96.4 95.0 93.7 92.3 91.0 89.6 88.2
Mara 99.1 99.3 99.6 99.8 100 99.6 99.3 98.9 98.7 98.5 98.3 98.1 97.9 97.5 97.2 96.8 96.4 96.1 95.7 94.2 92.7 91.3 89.8 88.3 86.8 85.3 83.8
Mbeya 99.0 98.8 98.5 98.3 98.0 97.7 97.3 96.9 97.1 97.3 97.5 97.8 98.0 96.5 95.0 93.5 92.1 90.6 89.1 88.6 88.1 87.6 87.1 86.6 86.1 85.6 85.1
Morogoro 98.0 98.2 98.4 98.6 98.7 98.7 98.7 98.7 96.8 94.8 92.9 91.0 89.0 89.8 90.6 91.5 92.3 93.1 93.9 92.0 90.1 88.2 86.3 84.5 82.6 80.7 78.8
Mtwara 99.6 99.6 99.7 99.7 99.8 99.9 99.9 100 99.7 99.5 99.2 99.0 98.7 97.9 97.1 96.4 95.6 94.8 94.0 93.4 92.7 92.1 91.5 90.9 90.3 89.7 89.1
Mwanza, Geita 99.0 98.7 98.5 98.3 98.1 97.7 97.3 96.9 96.6 96.3 96.0 95.6 95.3 94.5 93.8 93.0 92.2 91.5 90.7 90.2 89.7 89.3 88.8 88.3 87.8 87.3 86.8
Pemba North 95.0 95.2 95.4 95.6 95.9 93.7 91.6 89.4 90.6 91.9 93.1 94.3 95.6 94.3 93.0 91.8 90.5 89.2 87.9 85.7 83.5 81.3 79.1 76.9 74.7 72.5 70.3
Pemba South 97.0 96.8 96.7 96.5 96.3 97.1 98.0 98.8 97.1 95.3 93.5 91.8 90.0 88.3 86.5 84.8 83.1 81.3 79.6 78.3 77.0 75.7 74.4 73.2 71.9 70.6 69.3
Pwani 98.7 98.7 98.8 98.9 99.0 99.3 99.7 100 99.3 98.7 98.0 97.4 96.7 96.3 95.9 95.5 95.1 94.7 94.3 92.9 91.6 90.2 88.8 87.5 86.1 84.7 83.4
Rukwa, Katavi 99.5 99.5 99.4 99.4 99.4 99.3 99.2 99.1 98.9 98.7 98.6 98.4 98.2 97.8 97.4 96.9 96.5 96.1 95.7 95.1 94.6 94.0 93.5 93.0 92.4 91.9 91.4
Ruvuma 99.1 99.0 98.9 98.7 98.6 99.1 99.5 100 99.4 98.9 98.3 97.7 97.2 96.6 96.1 95.5 94.9 94.4 93.8 92.3 90.7 89.1 87.5 86.0 84.4 82.8 81.3
Shinyanga, Simiyu 97.0 96.5 96.0 95.5 95.0 96.7 98.3 100 100.0 99.9 99.9 99.8 99.8 98.0 96.3 94.6 92.9 91.2 89.5 89.4 89.3 89.2 89.2 89.1 89.0 89.0 88.9
Singida 95.1 95.4 95.7 96.0 96.3 96.6 97.0 97.3 97.4 97.6 97.7 97.8 98.0 98.0 98.0 98.0 98.0 98.0 98.0 96.7 95.4 94.1 92.8 91.6 90.3 89.0 87.7
Tabora 99.4 98.8 98.3 97.7 97.1 98.1 99.0 100 99.2 98.5 97.7 97.0 96.2 96.0 95.7 95.5 95.3 95.0 94.8 94.0 93.2 92.4 91.7 90.9 90.1 89.3 88.5
Tanga 97.7 97.9 98.1 98.4 98.6 98.0 97.5 96.9 96.5 96.0 95.5 95.0 94.6 93.4 92.2 91.0 89.7 88.5 87.3 84.5 81.6 78.7 75.8 73.0 70.1 67.2 64.3
Zanzibar North 98.8 98.2 97.7 97.1 96.6 96.6 96.6 96.6 96.5 96.4 96.3 96.2 96.1 95.7 95.2 94.8 94.4 93.9 93.5 91.5 89.5 87.5 85.5 83.5 81.5 79.5 77.5
Zanzibar South 96.4 94.2 92.0 89.7 87.5 89.4 91.4 93.3 92.2 91.1 90.0 88.9 87.8 86.2 84.7 83.2 81.6 80.1 78.5 76.8 75.1 73.4 71.6 69.9 68.2 66.4 64.7
Zanzibar West 75.6 72.2 68.8 65.5 62.1 59.5 57.0 54.4 54.6 54.8 55.0 55.2 55.4 52.4 49.5 46.5 43.5 40.5 37.5 34.1 30.7 27.4 24.0 20.6 17.3 13.9 10.5
Lighter numbers are estimates