Carol_Hill said:
OK, $6 a gallon isn't that bad for the Caribbean.  I was just taking the OP's statement to mean the cost in Cayman was roughly 4 times that, based on his price per litre. 
That would be alcohol, not gasoline.   <img src="http://www.traveltalkonline.com/forums/images/graemlins/Grin.gif" alt="" />