Saudi Arabia experienced strong economic growth from 2006 to 2012, with nominal GDP growing at an average annual rate of 12.9% from 2006 to 2008. The non-oil private sector grew the most during this period, expanding by 42% in 2009. Crude oil production increased from 8.2 million barrels per day in 2009 to an estimated 9.8 million barrels per day in 2012, and the average price of Arabian Light crude oil rose from $59.47 per barrel in 2009 to an estimated $106.48 per barrel in 2012. Government revenues increased substantially from $509.8 billion in 2009 to an estimated $1,239.5 billion in 2012, resulting in large budget surpluses and growing foreign