Esempi
It had to suspend production for a week in February when spot prices for UK natural gas reached £1.16 a therm .
Across all sites measured by the Energy Information Centre, the ‘delivered rate’ for gas rose 72% to 69p a therm .
The wholesale price of gas in Britain has gone from 11p per therm in 1999 to 44p per therm in 2005.
They would be paying 40p a therm for wholesale gas compared to historic prices of 20p - 22p.
Gas for delivery on Monday traded at £1.10 a therm on Friday - up 40p on the day - taking prices to the highest level since December 1997.
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