In 2011, petroleum extraction accounted for 98% of the country's exports and contributed to 60.2% of Gross Domestic Product, but in the following year production declined drastically to about 14%.
Petroleum extraction accounted for 98% of the country's exports. This was in 2011. Petroleum extraction contributed to 60.2% of Gross Domestic Product. This was in 2011. Production declined drastically to about 14%. This was in the following year. This was in 2011.