in the 1990s, saudi arabia experienced a significant contraction of oil revenues combined with a high rate of population growth. per capita income fell from a high of $11,700 at the height of the oil boom in 1981 to $6,300 in 1998. taking into account the impact of the real oil price changes on the kingdom's real gross domestic income, the real command-basis gdp was computed to be 330.381 billion 1999 usd in 2010. increases in oil prices in the aughts helped boost per capita gdp to $17,000 in 2007 dollars (about $7,400 adjusted for inflation), but have declined since oil price drop in mid-2014.