Crude oil price continued to increase in the period under review, reaching its 2016 peak at $50.30 on June 2, 2016. Specifically, OPEC weekly basket price increased by 1.43 percent from $44.65 on May 27, 2016 to $45.29 on June 3, 2016. Brent was sold for $49.96 on June 3, 2016. The present rise in crude oil price can be attributed to oil production shocks in several oil-exporting countries, and the general expectation of a further cut in output following the OPEC meeting in Vienna on June 2, 2016. However, the OPEC meeting ended with no agreement on production quotas. In Nigeria, oil production level increased in the period under review, following repairs on some of the damaged oil and gas facilities. Precisely, Nigerias output increased by 200,000 barrels on June 3, 2016 to 1.6 million barrels.

Internally Generated Revenue: Total internally generated revenue particularly declined across the 36 states in Nigeria, in 2015. This is attributable to the weak macroeconomic and financial conditions