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TRANSPORTATION ENERGY DATA BOOK: EDITION 20 - Center for ...

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35<br />

30<br />

15 <strong>20</strong> 25 30 35<br />

Source: See Table 7.21.<br />

Figure 7.2. Fuel Economy by Speed, 1973,1984, and 1997<br />

40 45 50<br />

Speed (miles per hour)<br />

55 60 65 70 75

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