Dollar figures for GDP are converted from domestic currencies using single year official exchange rates. For a few countries where the official exchange rate does not reflect the rate effectively applied to actual foreign exchange transactions, an alternative conversion factor is used. Tanzania gdp for 2018 was $57.44B, a 7.72% increase from 2017. Tanzania GDP Tanzania’s GDP (at current market prices) was USD 44.5bn in 2015 versus USD 31.4bn in 2010 (+41%). The main contributors to the value of Tanzania’s GDP are agriculture (29%), construction (12%), wholesale and retail trade (10%), public administration (7%), and manufacturing (6%). Country Report 2017 - Includes Tanzania real Gross Domestic Product growth rate, with latest forecasts and historical data, GDP per capita, GDP composition and breakdown by sector. Browse additional economic indicators and data sets, selected by Global Finance editors, to learn more about Tanzania economic outlook, debt to GDP ratio