ABUJA — Nigeria's oil production averaged 1.626 million barrels per day in the first half of 2026, below the 1.84 million bpd assumed in the budget, according to an analysis of regulator data by ThisDay. The shortfall of 38.4 million barrels is worth about $2.49 billion at the budget's benchmark price of $64.85. Output was lowest in February at 1.48 million bpd and highest in June at 1.74 million bpd, although the country met its OPEC quota.