### AEO2013, Table 37 Transportation Sector Energy Use by Fuel Type Within a Mode, Reference case (trillion Btu)

Mode and Type 2012 2013 2014 2015 2016 2017 2018

Light-Duty Vehicle Motor Gasoline 15315.2402314917.3095714564.8261714442.3740214345.63281 14248.812514149.17773 E85 9.565985 16.794338 97.478271 117.435005 132.493149 136.556824 127.755035 Compressed/Liquefied Natural Gas 21.469044 21.75832 22.383823 22.901056 23.329742 23.72304 24.088963 Propane 40.053413 38.612331 38.975769 40.006042 40.319031 39.583992 39.910896 Electricity 0.442703 0.486229 1.047613 1.722082 2.552207 3.407325 4.43598 Liquid Hydrogen 0 0 0 0.142783 0.288947 0.407293 0.665692 Distillate Fuel Oil (diesel) 84.930031 113.892792 143.268723 167.159836 189.908142 212.011261 232.361115 Total 15471.7011715108.8535214867.9804714791.7402314734.5244114664.5019514578.39551

Commercial Light Trucks 1/ Motor Gasoline 335.661011 325.287415 321.556946 324.706146 325.495819 326.28476 326.451843 Distillate Fuel Oil (diesel) 201.406479 208.918854219.410126 225.075577228.920227 231.873337 233.603592 Total 537.067444534.206238540.967102 549.781738554.416077 558.158142 560.05542

Freight Trucks 2/ Motor Gasoline 389.06012 388.328827 392.467407 399.448608 401.208191 402.136627401.664398 Distillate Fuel Oil (diesel) 4478.3476564777.6660165109.6289065294.8886725400.562988 5475.752935539.176758 Compressed/Liquefied Natural Gas 10.542362 15.921459 17.109903 17.754274 18.022297 19.081409 20.345219 Propane 19.94615 19.25058 19.046585 19.092232 19.1022 19.265779 19.526421 Total 4897.8964845201.1665045538.2524415731.1840825838.8955085916.2368165980.712891

Freight Rail 3/ Distillate Fuel Oil (diesel) 392.798401 423.934082 440.155823 455.944824448.239227 461.4216 474.922302 Residual Fuel Oil NA NA NA NA NA NA NA Compressed Natural Gas NA NA NA NA NA NA NA Liquefied Natural Gas NA NA NA NA NA NA NA Total 392.798401 423.934082 440.155823 455.944824448.239227 461.4216 474.922302

Domestic Shipping Distillate Fuel Oil (diesel) 143.332993 153.326202 164.598816 167.760986 171.891098 173.870651 175.294052 Residual Oil 54.342251 60.635384 67.593666 68.924904 70.662315 71.534225 72.186897 Compressed Natural Gas NA NA NA NA NA NA NA Liquefied Natural Gas NA NA NA NA NA NA NA Total 197.675247213.961578232.192474236.685883 242.553406 245.404877247.480957

International Shipping Distillate Fuel Oil (diesel) 48.886597 50.65086 52.428997 52.499027 52.563797 52.631409 52.692326 Residual Oil 642.161926 694.000793 745.957703 747.30835 748.659851 750.232605 751.799316 Compressed Natural Gas NA NA NA NA NA NA NA Liquefied Natural Gas NA NA NA NA NA NA NA Total 691.048523 744.651672 798.386719 799.807373 801.223633 802.864014 804.491638

Air Transportation Jet Fuel 2449.666262468.7602542493.9963382519.7634282543.3190922564.4550782584.050537 Aviation Gasoline 32.013218 31.940157 31.879711 31.829699 31.788321 31.754086 31.72576 Total 2481.6794432500.7004392525.8759772551.5930182575.1074222596.2092292615.776367

Miscellaneous Transportation Military Use Jet Fuel and Aviation Gasoline 554.479248 535.837585 519.05481 507.932098 501.150299 497.47934 495.8815 Residual Fuel Oil 15.223356 15.884272 16.520365 16.174057 15.967435 15.863339 15.827001 Distillates and Diesel 131.161697 131.203552 131.410004 128.59436 126.878716 125.94912 125.543861 Total 700.864258 682.925415 666.985229 652.7005 643.99646 639.291748 637.25238

Bus Transportation Transit Bus Motor Gasoline 11.377416 11.285205 11.194925 11.188242 11.183427 11.180297 11.178761 Distillate Fuel Oil (diesel) 77.130989 78.555725 79.864731 78.465851 77.120285 75.742126 74.36174 Compressed/Liquefied Natural Gas 10.681056 12.358541 14.079952 15.864189 17.608969 19.401653 21.208998 Propane 0.07308 0.073044 0.072979 0.072901 0.072813 0.072718 0.072618 Total Transit Bus 99.262543 102.272514 105.212585 105.591179 105.985497 106.396797 106.822113 Intercity Bus Motor Gasoline 0 0 0 0 0 0 0 Distillate Fuel Oil (diesel) 27.964979 29.227949 30.511644 30.806669 31.103527 31.401978 31.701889Compressed/Liquefied Natural Gas 0 0 0 0 0 0 0

Propane 0 0 0 0 0 0 0 Total Intercity Bus 27.964979 29.227949 30.511644 30.806669 31.103527 31.401978 31.701889 School Bus Motor Gasoline 13.637309 13.71063 13.783381 13.957119 14.132614 14.309766 14.488491 Distillate Fuel Oil (diesel) 95.372459 99.92984 104.582771 105.860123 107.150787 108.451973 109.76384 Compressed/Liquefied Natural Gas 1.124292 1.178258 1.233426 1.29131 1.34938 1.409726 1.471522 Propane 0.102988 0.10429 0.105607 0.106938 0.108282 0.10964 0.111009 Total School Bus 110.237045 114.923019 119.705185 121.2155 122.741066 124.281113 125.834862 Total Bus 237.464569 246.423477255.429398 257.613342 259.830078 262.079895 264.358856

Rail Transportation Intercity Rail 17.780226 18.33502 18.700443 18.486353 18.357151 18.364386 18.473825 Electricity 1.948862 1.948734 1.929029 1.90694 1.893597 1.894344 1.905643 Diesel 15.831364 16.386286 16.771414 16.579412 16.463554 16.470041 16.568182 Compressed Natural Gas NA NA NA NA NA NA NA Liquefied Natural Gas NA NA NA NA NA NA NA Transit Rail 14.381986 14.532272 14.729345 14.937327 15.146094 15.322888 15.493484 Electricity 14.381986 14.532272 14.729345 14.937327 15.146094 15.322888 15.493484 Commuter Rail 14.742765 15.43751 16.133114 16.518848 16.863558 17.111832 17.335762 Electricity 5.700976 5.785321 5.897337 6.011595 6.117066 6.196652 6.271961 Diesel 9.041789 9.652189 10.235777 10.507253 10.746491 10.91518 11.063802 Compressed Natural Gas NA NA NA NA NA NA NA Liquefied Natural Gas NA NA NA NA NA NA NA Total Rail 46.90498 48.304802 49.562904 49.942524 50.366802 50.799107 51.30307

Recreational Boats 241.52478243.147629 245.332001 247.634552 249.980835 252.110199 254.184311 Gasoline 201.112518 200.376999 199.902603 201.04863 202.250305 203.420715 204.512787 Distillate Fuel Oil (diesel) 40.41227 42.77063 45.429401 46.585922 47.730537 48.689476 49.67152

Lubricants 118.620995 114.769989 116.266434 117.688271 118.764671 119.615303 120.245041 Pipeline Fuel Natural Gas 715.38269 724.229858 702.209412 692.49939 708.892883 707.158569 708.930176

Total Miscellaneous 2060.7622072059.80127 2035.78542018.0786132031.8316652031.0546882036.273804

Total gasoline + E85 (trill Btu) - HHV 16275.6545915873.0929815601.2097115510.1577715432.3963215342.7014915235.22905

Gasoline as E10 (bill gal) 134.46 131.14 128.89 128.14 127.50 126.75 125.87

From Table 17 Ethanol in E85 (Quad Btu) 0.006287 0.011039 0.06407 0.077187 0.087084 0.089755 0.08397 Ethanol in gasoline (Quad Btu) 1.089888 1.113926 1.188299 1.196242 1.217245 1.238953 1.272963 Total ethanol (trill Btu) - HHV 1096.175 1124.965 1252.369 1273.429 1304.329 1328.708 1356.933

Pure gasoline (trill Btu) - HHV 15179.4795914748.1279814348.8407114236.7287714128.0673214013.9934913878.29605

From Table 74 - HHV Pure ethanol energy content (mill Btu/barrel) 3.561 3.561 3.561 3.561 3.561 3.561 3.561 Pure gasoline energy content (mill Btu/barrel) 5.253 5.253 5.253 5.253 5.253 5.253 5.253

Pure ethanol energy content (Btu/gal) - HHV 84,786 84,786 84,786 84,786 84,786 84,786 84,786 Pure gasoline energy content (Btu/gal) - HHV 125,071 125,071 125,071 125,071 125,071 125,071 125,071

Pure ethanol energy content (Btu/gal) - LHV 77,012 77,012 77,012 77,012 77,012 77,012 77,012 Pure gasoline energy content (Btu/gal) - LHV 115,000 115,000 115,000 115,000 115,000 115,000 115,000

Total ethanol (trill Btu) - LHV 996 1,022 1,138 1,157 1,185 1,207 1,233 Pure gasoline (trill Btu) - LHV 13,957 13,561 13,193 13,090 12,990 12,886 12,761 Total gasoline energy (trill Btu) - LHV 14,953 14,582 14,331 14,247 14,175 14,092 13,993

Total gasoline energy (excludes E85) (trill Btu) 16,266 15,856 15,504 15,393 15,300 15,206 15,107 Ethanol in gasoline (trill Btu) 1,090 1,114 1,188 1,196 1,217 1,239 1,273 Pure gasoline energy (trill Btu) 15,176 14,742 14,315 14,196 14,083 13,967 13,835 Pure ethanol volume (bill gal) 13 13 14 14 14 15 15Pure gasoline volume (bill gal) 121 118 114 114 113 112 111

Ethanol content of gasoline 9.58% 10.03% 10.91% 11.06% 11.31% 11.57% 11.95%

Total diesel (trill Btu) 5,746.62 6,136.11 6,548.30 6,780.73 6,909.28 7,025.18 7,126.72
Total diesel (bill gal) 41.94 44.78 47.79 49.48 50.42 51.27 52.01

Total Consumption 26730.6289126787.2753926979.5976627134.8144527226.7910227275.8496127298.10938

1/ Commercial trucks from 8,501 to 10,000 pounds. 2/ Does not include military distillate. Does not include commercial buses. 3/ Does not include passenger rail. Btu = British thermal unit. - - = Not applicable. Note: Totals may not equal sum of components due to independent rounding. Sources: 2010 and 2011 compressed and liquefied natural gas volumes: U.S. Energy Information Administration (EIA), AEO2013 National Energy Modeling System. Other 2010 and 2011 values derived using: EIA, Annual Energy Review 2011, DOE/EIA-0384(2011) (Washington, DC, September 2012); EIA, Fuel Oil and Kerosene Sales 2010, DOE/EIA-0535(2010) (Washington, DC, February 2012); EIA, State Energy Data System 2010, DOE/EIA-0214(2010) (Washington, DC, June 2012); Oak Ridge National Laboratory, Transportation Energy Data Book: Edition 31 (Oak Ridge, TN, July 2012); Department of Defense, Defense Fuel Supply Center, Factbook (January 2010); and EIA, AEO2013 National Energy Modeling System. Projections: EIA, AEO2013 National Energy Modeling System.