<data xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<row _id="1"><Calendar year>1970.0</Calendar year><Total number of aircraft>131,700a</Total number of aircraft><(thousands)>26,030b</(thousands)><Energy use (trillion btu)>94.3101999999999947021933621726930141448974609375</Energy use (trillion btu)></row>
<row _id="2"><Calendar year>1971.0</Calendar year><Total number of aircraft>131,100b</Total number of aircraft><(thousands)>25,512b</(thousands)><Energy use (trillion btu)>91.5716000000000036607161746360361576080322265625</Energy use (trillion btu)></row>
<row _id="3"><Calendar year>1972.0</Calendar year><Total number of aircraft>145,000b</Total number of aircraft><(thousands)>26,974b</(thousands)><Energy use (trillion btu)>103.2717999999999989313437254168093204498291015625</Energy use (trillion btu)></row>
<row _id="4"><Calendar year>1973.0</Calendar year><Total number of aircraft>148,000b</Total number of aircraft><(thousands)>28,599b</(thousands)><Energy use (trillion btu)>90.4421999999999997044142219237983226776123046875</Energy use (trillion btu)></row>
<row _id="5"><Calendar year>1974.0</Calendar year><Total number of aircraft>161502.0</Total number of aircraft><(thousands)>29,758b</(thousands)><Energy use (trillion btu)>101.44360000000000354702933691442012786865234375</Energy use (trillion btu)></row>
<row _id="6"><Calendar year>1975.0</Calendar year><Total number of aircraft>168475.0</Total number of aircraft><(thousands)>30298.0</(thousands)><Energy use (trillion btu)>110.7000000000000028421709430404007434844970703125</Energy use (trillion btu)></row>
<row _id="7"><Calendar year>1976.0</Calendar year><Total number of aircraft>177964.0</Total number of aircraft><(thousands)>31950.0</(thousands)><Energy use (trillion btu)>118.7999999999999971578290569595992565155029296875</Energy use (trillion btu)></row>
<row _id="8"><Calendar year>1977.0</Calendar year><Total number of aircraft>184294.0</Total number of aircraft><(thousands)>33679.0</(thousands)><Energy use (trillion btu)>127.2000000000000028421709430404007434844970703125</Energy use (trillion btu)></row>
<row _id="9"><Calendar year>1978.0</Calendar year><Total number of aircraft>199178.0</Total number of aircraft><(thousands)>36844.0</(thousands)><Energy use (trillion btu)>165.30000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="10"><Calendar year>1979.0</Calendar year><Total number of aircraft>210339.0</Total number of aircraft><(thousands)>40432.0</(thousands)><Energy use (trillion btu)>167.900000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="11"><Calendar year>1980.0</Calendar year><Total number of aircraft>211045.0</Total number of aircraft><(thousands)>41016.0</(thousands)><Energy use (trillion btu)>165.900000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="12"><Calendar year>1981.0</Calendar year><Total number of aircraft>213226.0</Total number of aircraft><(thousands)>40704.0</(thousands)><Energy use (trillion btu)>161.19999999999998863131622783839702606201171875</Energy use (trillion btu)></row>
<row _id="13"><Calendar year>1982.0</Calendar year><Total number of aircraft>209779.0</Total number of aircraft><(thousands)>36457.0</(thousands)><Energy use (trillion btu)>173.599999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="14"><Calendar year>1983.0</Calendar year><Total number of aircraft>213293.0</Total number of aircraft><(thousands)>35249.0</(thousands)><Energy use (trillion btu)>134.19999999999998863131622783839702606201171875</Energy use (trillion btu)></row>
<row _id="15"><Calendar year>1984.0</Calendar year><Total number of aircraft>220943.0</Total number of aircraft><(thousands)>36119.0</(thousands)><Energy use (trillion btu)>155.30000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="16"><Calendar year>1985.0</Calendar year><Total number of aircraft>196500.0</Total number of aircraft><(thousands)>31456.0</(thousands)><Energy use (trillion btu)>143.900000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="17"><Calendar year>1986.0</Calendar year><Total number of aircraft>205300.0</Total number of aircraft><(thousands)>31782.0</(thousands)><Energy use (trillion btu)>147.900000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="18"><Calendar year>1987.0</Calendar year><Total number of aircraft>202700.0</Total number of aircraft><(thousands)>30883.0</(thousands)><Energy use (trillion btu)>139.099999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="19"><Calendar year>1988.0</Calendar year><Total number of aircraft>196200.0</Total number of aircraft><(thousands)>31114.0</(thousands)><Energy use (trillion btu)>148.5</Energy use (trillion btu)></row>
<row _id="20"><Calendar year>1989.0</Calendar year><Total number of aircraft>205000.0</Total number of aircraft><(thousands)>32332.0</(thousands)><Energy use (trillion btu)>134.099999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="21"><Calendar year>1990.0</Calendar year><Total number of aircraft>198000.0</Total number of aircraft><(thousands)>32096.0</(thousands)><Energy use (trillion btu)>131.80000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="22"><Calendar year>1991.0</Calendar year><Total number of aircraft>196874.0</Total number of aircraft><(thousands)>29862.0</(thousands)><Energy use (trillion btu)>120</Energy use (trillion btu)></row>
<row _id="23"><Calendar year>1992.0</Calendar year><Total number of aircraft>185650.0</Total number of aircraft><(thousands)>26747.0</(thousands)><Energy use (trillion btu)>103.7000000000000028421709430404007434844970703125</Energy use (trillion btu)></row>
<row _id="24"><Calendar year>1993.0</Calendar year><Total number of aircraft>177120.0</Total number of aircraft><(thousands)>24455.0</(thousands)><Energy use (trillion btu)>93.599999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="25"><Calendar year>1994.0</Calendar year><Total number of aircraft>172935.0</Total number of aircraft><(thousands)>24092.0</(thousands)><Energy use (trillion btu)>95.2999999999999971578290569595992565155029296875</Energy use (trillion btu)></row>
<row _id="26"><Calendar year>1995.0</Calendar year><Total number of aircraft>188089.0</Total number of aircraft><(thousands)>26612.0</(thousands)><Energy use (trillion btu)>106.599999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="27"><Calendar year>1996.0</Calendar year><Total number of aircraft>191129.0</Total number of aircraft><(thousands)>26909.0</(thousands)><Energy use (trillion btu)>111</Energy use (trillion btu)></row>
<row _id="28"><Calendar year>1997.0</Calendar year><Total number of aircraft>192414.0</Total number of aircraft><(thousands)>27713.0</(thousands)><Energy use (trillion btu)>121.099999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="29"><Calendar year>1998.0</Calendar year><Total number of aircraft>204710.0</Total number of aircraft><(thousands)>28100.0</(thousands)><Energy use (trillion btu)>147.400000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="30"><Calendar year>1999.0</Calendar year><Total number of aircraft>219464.0</Total number of aircraft><(thousands)>31231.0</(thousands)><Energy use (trillion btu)>172.099999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="31"><Calendar year>2000.0</Calendar year><Total number of aircraft>217533.0</Total number of aircraft><(thousands)>29960.0</(thousands)><Energy use (trillion btu)>175.19999999999998863131622783839702606201171875</Energy use (trillion btu)></row>
<row _id="32"><Calendar year>2001.0</Calendar year><Total number of aircraft>211446.0</Total number of aircraft><(thousands)>27017.0</(thousands)><Energy use (trillion btu)>165.099999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="33"><Calendar year>2002.0</Calendar year><Total number of aircraft>211244.0</Total number of aircraft><(thousands)>27040.0</(thousands)><Energy use (trillion btu)>141.5</Energy use (trillion btu)></row>
<row _id="34"><Calendar year>2003.0</Calendar year><Total number of aircraft>209708.0</Total number of aircraft><(thousands)>27329.0</(thousands)><Energy use (trillion btu)>141.400000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="35"><Calendar year>2004.0</Calendar year><Total number of aircraft>219426.0</Total number of aircraft><(thousands)>28126.0</(thousands)><Energy use (trillion btu)>175.900000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="36"><Calendar year>2005.0</Calendar year><Total number of aircraft>224352.0</Total number of aircraft><(thousands)>26982.0</(thousands)><Energy use (trillion btu)>242.400000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="37"><Calendar year>2006.0</Calendar year><Total number of aircraft>221943.0</Total number of aircraft><(thousands)>27705.0</(thousands)><Energy use (trillion btu)>256.30000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="38"><Calendar year>2007.0</Calendar year><Total number of aircraft>231607.0</Total number of aircraft><(thousands)>27852.0</(thousands)><Energy use (trillion btu)>243.599999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="39"><Calendar year>2008.0</Calendar year><Total number of aircraft>228663.0</Total number of aircraft><(thousands)>26009.0</(thousands)><Energy use (trillion btu)>265.69999999999998863131622783839702606201171875</Energy use (trillion btu)></row>
<row _id="40"><Calendar year>2009.0</Calendar year><Total number of aircraft>223877.0</Total number of aircraft><(thousands)>23763.0</(thousands)><Energy use (trillion btu)>210.30000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="41"><Calendar year>2010.0</Calendar year><Total number of aircraft>223370.0</Total number of aircraft><(thousands)>24802.0</(thousands)><Energy use (trillion btu)>221.19999999999998863131622783839702606201171875</Energy use (trillion btu)></row>
<row _id="42"><Calendar year>2011.0</Calendar year><Total number of aircraft>220770.0</Total number of aircraft><(thousands)>24570.0</(thousands)><Energy use (trillion btu)>227.099999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="43"><Calendar year>2012.0</Calendar year><Total number of aircraft>209034.0</Total number of aircraft><(thousands)>24403.0</(thousands)><Energy use (trillion btu)>228.80000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="44"><Calendar year>2013.0</Calendar year><Total number of aircraft>199927.0</Total number of aircraft><(thousands)>22876.0</(thousands)><Energy use (trillion btu)>203.599999999999994315658113919198513031005859375</Energy use (trillion btu)></row>
<row _id="45"><Calendar year>2014.0</Calendar year><Total number of aircraft>204408.0</Total number of aircraft><(thousands)>23271.0</(thousands)><Energy use (trillion btu)>221</Energy use (trillion btu)></row>
<row _id="46"><Calendar year>2015.0</Calendar year><Total number of aircraft>210030.0</Total number of aircraft><(thousands)>24142.0</(thousands)><Energy use (trillion btu)>208.900000000000005684341886080801486968994140625</Energy use (trillion btu)></row>
<row _id="47"><Calendar year>2016.0</Calendar year><Total number of aircraft>211793.0</Total number of aircraft><(thousands)>24833.0</(thousands)><Energy use (trillion btu)>217.80000000000001136868377216160297393798828125</Energy use (trillion btu)></row>
<row _id="48"><Calendar year>2017.0</Calendar year><Total number of aircraft>211757.0</Total number of aircraft><(thousands)>25212.17</(thousands)><Energy use (trillion btu)>232.20913200000001097578206099569797515869140625</Energy use (trillion btu)></row>
<row _id="49"><Calendar year>2018.0</Calendar year><Total number of aircraft>211749.0</Total number of aircraft><(thousands)>25505.932</(thousands)><Energy use (trillion btu)>272.78662023999999064471921883523464202880859375</Energy use (trillion btu)></row>
<row _id="50"><Calendar year>2019.0</Calendar year><Total number of aircraft>210981.0</Total number of aircraft><(thousands)>25565.93</(thousands)><Energy use (trillion btu)>227.146506239999979470667312853038311004638671875</Energy use (trillion btu)></row>
<row _id="51"><Calendar year>Average annual percentage change</Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="52"><Calendar year>1970-2019</Calendar year><Total number of aircraft>0.00966356653745093</Total number of aircraft><(thousands)>-0.00036705737868203414</(thousands)><Energy use (trillion btu)>0.0181007635877195038887066402821801602840423583984375</Energy use (trillion btu)></row>
<row _id="53"><Calendar year>2009-2019</Calendar year><Total number of aircraft>-0.005915306460272163</Total number of aircraft><(thousands)>0.00733989157377235</(thousands)><Energy use (trillion btu)>0.0077354700699545642095245057134889066219329833984375</Energy use (trillion btu)></row>
<row _id="54"><Calendar year /><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="55"><Calendar year>Sources:</Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="56"><Calendar year>U.S. Department of Transportation, Federal Aviation Administration, General Aviation Part 135 Activity </Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="57"><Calendar year>     Surveys, CY 2019, Tables 1.1, 1.4, 5.1, and annual.  2011 Data: Aviation Forecasts, Tables 28 and 29, </Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="58"><Calendar year>     May 2013.  (Additional resources: www.faa.gov/data-research/aviation_data_statistics/general_aviation)</Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="59"><Calendar year /><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="60"><Calendar year /><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="61"><Calendar year>       a Active fixed-wing general aviation aircraft only.</Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
<row _id="62"><Calendar year>       b Includes rotorcraft.</Calendar year><Total number of aircraft /><(thousands) /><Energy use (trillion btu) xsi:nil="true" /></row>
</data>
