008 est.
12 Kazakhstan 30,000,000,000 1 January 2008 est.
13 United States 20,970,000,000 1 January 2008 est.
14 China 16,000,000,000 1 January 2008 est.
15 Qatar 15,210,000,000 1 January 2008 est.
16 Algeria 12,200,000,000 1 January 2008 est.
17 Brazil 12,180,000,000 1 January 2008 est.
18 Mexico 11,650,000,000 1 January 2008 est.
19 Angola 9,035,000,000 1 January 2008 est.
20 Azerbaijan 7,000,000,000 1 January 2008 est.
21 Norway 6,865,000,000 1 January 2008 est.
22 European Union 6,144,000,000 1 January 2008
23 India 5,625,000,000 1 January 2008 est.
24 Oman 5,500,000,000 1 January 2008 est.
25 Sudan 5,000,000,000 1 January 2008 est.
26 Ecuador 4,517,000,000 1 January 2008 est.
27 Indonesia 4,370,000,000 1 January 2008 est.
28 Malaysia 4,000,000,000 1 January 2008 est.
29 Egypt 3,700,000,000 1 January 2008 est.
30 United Kingdom 3,600,000,000 1 January 2008 est.
31 Yemen 3,000,000,000 1 January 2008 est.
32 Argentina 2,587,000,000 1 January 2008 est.
33 Syria 2,500,000,000 1 January 2008 est.
34 Gabon 2,000,000,000 1 January 2008 est.
35 Congo, Republic of the 1,600,000,000 1 January 2008 est.
36 Colombia 1,506,000,000 1 January 2008 est.
37 Australia 1,500,000,000 1 January 2008 est.
38 Chad 1,500,000,000 1 January 2008 est.
39 Denmark 1,188,000,000 1 January 2008 est.
40 Brunei 1,100,000,000 1 January 2008 est.
41 Equatorial Guinea 1,100,000,000 1 January 2008 est.
42 Trinidad and Tobago