Petroleum Marketing Annual 2009 August 6, 2010: “Final monthly price and volume statistics on crude oil and petroleum products at a national, regional and state level. Annual totals and averages have been calculated from these monthly data.”
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Petroleum Marketing Annual 2009 August 6, 2010: “Final monthly price and volume statistics on crude oil and petroleum products at a national, regional and state level. Annual totals and averages have been calculated from these monthly data.”