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Measuring Changes in Energy Efficiency for the Annual Energy Outlook 2002
Figure 5. Sectoral Changes in Energy Efficiency Measured by the Aggregate Composite Efficiency Index (ACEI) Compared With Changes in Industrial Energy Intensity per Unit of Real Output, AEO2002 Reference Case, 2000-2020 index value (2000=1.0). Need help, contact the National Energy Information Center at 202-586-8800.