According to EIA historical data , from October 2012 to March 2013 the average price per gallon for residential heating oil varied from
$3.969-$4.175, or about
$910-$1,000 to refill a 275-gallon tank and
$1,850-$2,100 for a 550-gallon tank; and 10 years ago, from October 2003 to March 2004, the average was
$1.344-$ ...
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