nings Percent 25% 23% 21% 19% 17% 15% 13% 11% 9% 7% 50/ 93 '94 95 '96 '97 '98 '99 90 '01 '02 93 '04 95 '06 '07 '08 '09 '10 Source: U.S. Departmentof En orgy. Bureau of labor Statistics. Saud' Arabia spare capacity vs potential supply loss Thousands barrels per day 3.500 3.000 2.500 2.000 1.500