For that indicator, The World Bank provides data for Zambia from 1990 to 2017. The average value for Zambia during that period was 15.34 percent with a minumum of 11.69 percent in 2009 and a maximum of 19.48 percent in 1990.
See the global rankings for that indicator or
use the country comparator to compare trends over time.
Definition: Tax revenue refers to compulsory transfers to the central government for public purposes. Certain compulsory transfers such as fines, penalties, and most social security contributions are excluded. Refunds and corrections of erroneously collected tax revenue are treated as negative revenue.