Off Topic — HabitableZone

Off Topic » in reply to Year to date, (may 2009), OPEC members contributed 47 % of US imports.

From 1993 to now

Here

http://tonto.eia.doe.gov/dnav/pet/hist_chart/MTTIMXX1m.jpg


These are amounts, not percentages, and I'd have to do a lot of math to make an exact percentage curve out of it, but in 1993 the figure was about 51 percent, not that much larger than now.

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