Crude oil output during each president's tenure

Every president since 1991, ranked by how crude oil output changed from their first day in office. Politare shows what happened during a tenure; it does not claim the office-holder caused it.

#	President	In office	Total	Per year	Chart
1	UPADS Pascal Lissouba	31 Aug 1992 – 25 Oct 1997	+25.6% Jul 1992 → Sep 1997	+4.5%/yr
2	Denis Sassou Nguesso	25 Oct 1997 – now	+20.8% Sep 1997 → Jun 2026	+0.7%/yr
3	N André Milongo	8 Jun 1991 – 31 Aug 1992	+15.4% May 1991 → Jul 1992	+13.0%/yr

Sorted by total, highest first. Every row is indexed to the last month complete before the first day in office ("from" marks a start that had to move because that period had no data, or because the period cut it); Levels are per cent changes, rates are differences in %; "per year" compounds levels and divides rates. Tenures with under 12 months, or under three observations, are left out. thousand barrels a day, monthly average · US Energy Information Administration, International Energy Statistics: crude oil including lease condensate, thousand barrels a day, monthly, the EIA's estimates from national, OPEC and industry sources · Republic of the Congo data · as of Aug 2026.