The Eco Data Technologies data repository
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NGX All-Share Index: year-end close and annual return, 2015–2025
Closing level of the NGX All-Share Index on the last trading day of each year, with the annual return.
Dataset · Updated 8 Nov 2026Naira daily rates: official (NFEM) and parallel market
Daily official NFEM rate and Lagos parallel market buy and sell rates. Updated each business morning with the previous day's close.
Dataset · 2005–2025Naira per US dollar: annual average official rate, 2005–2025
Official exchange rate, naira per US dollar, period average for each year.
Dataset · 28 Oct 2026Treasury bill stop rates, 28 October 2026 auction
Stop rates for 91-day, 182-day and 364-day Nigerian Treasury Bills at the 28 October 2026 primary auction.
Dataset · January 2026Nigeria Tax Act 2025: key rates and thresholds
Personal income tax relief, company income tax, the development levy and VAT under the tax laws effective 1 January 2026.
Dataset · April 20262026 budget benchmarks
The oil price, oil output and exchange rate assumptions behind the 2026 federal budget.
Dataset · April 20262026 federal budget by spending type
How the ₦68.32 trillion 2026 federal budget splits between capital spending, debt service, recurrent costs and statutory transfers.