Energy Price Day % Weekly Monthly YoY Date

Crude Oil

USD/Bbl

74.582


2.348
-3.05% -4.63% -17.80% 3.82% Dec/06

Brent

USD/Bbl

79.888


2.792
-3.38% -5.18% -17.09% 6.38% Dec/06

Natural gas

USD/MMBtu

5.4834


0.0936
-1.68% -24.21% -24.30% 49.25% Dec/06

Gasoline

USD/Gal

2.1626


0.0393
-1.78% -5.47% -16.58% 3.65% Dec/06

Heating Oil

USD/Gal

2.9008


0.0990
-3.30% -10.58% -19.75% 30.81% Dec/06

Coal

USD/T

400.50


9.50
2.43% 5.39% 16.09% 164.79% Dec/05

TTF Gas

EUR/MWh

141.25


6.55
4.86% 6.78% 28.78% 47.32% Dec/06

UK Gas

GBp/thm

352.0000


16.6200
4.96% 9.20% 31.62% 44.27% Dec/06

Ethanol

USD/Gal

2.1475


0.0375
-1.72% -17.08% -23.30% -20.76% Dec/05

Naphtha

USD/T

604.78


27.50
-4.35% -9.41% -11.33% -9.09% Dec/05

Uranium

USD/Lbs

48.3500


0.8500
-1.73% -3.97% -3.30% 4.99% Dec/05

Propane

USD/Gal

0.70


0.02
-3.24% -17.71% -21.72% -30.29% Dec/05

Methanol

CNY/T

2574.00


8.00
-0.31% -3.31% -7.91% -2.32% Dec/06

Urals Oil

USD/Bbl

61.94


1.91
-2.99% -3.82% -25.18% -12.33% Dec/05