![FOTW #1237, May 9, 2022: Fuel Economy for All Vehicle Classes Has Improved Substantially Over the Past Two Decades | Department of Energy FOTW #1237, May 9, 2022: Fuel Economy for All Vehicle Classes Has Improved Substantially Over the Past Two Decades | Department of Energy](https://www.energy.gov/sites/default/files/styles/full_article_width/public/2022-05/FOTW_1237.png?itok=bOmGiBgI)
FOTW #1237, May 9, 2022: Fuel Economy for All Vehicle Classes Has Improved Substantially Over the Past Two Decades | Department of Energy
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![FOTW #1237, May 9, 2022: Fuel Economy for All Vehicle Classes Has Improved Substantially Over the Past Two Decades | Department of Energy FOTW #1237, May 9, 2022: Fuel Economy for All Vehicle Classes Has Improved Substantially Over the Past Two Decades | Department of Energy](https://www.energy.gov/sites/default/files/styles/photo_gallery_509_x_678_/public/2022-05/FOTW_1237.png?itok=W_StpzE5)
FOTW #1237, May 9, 2022: Fuel Economy for All Vehicle Classes Has Improved Substantially Over the Past Two Decades | Department of Energy
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