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In-house energy-related research and development expenditures on clean technologies, 2009 to 2021

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millions of dollars 0 50 100 150 200 250 300 350 400 450 500 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 Renewable energy resourcesRenewable energy resources Nuclear fission and fusionNuclear fission and fusion Electric powerElectric power Hydrogen and fuel cellsHydrogen and fuel cells Energy efficiencyEnergy efficiency Other energy-related technologiesOther energy-related technologies
Source(s):
Tables 27-10-0347-01 (2014 to 2021) and 27-10-0103-01 (2009 to 2013).

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In-house energy-related research and development expenditures on clean technologies, 2009 to 2021, millions of dollars
  Renewable energy resources Nuclear fission and fusion Electric power Hydrogen and fuel cells Energy efficiency Other energy-related technologies
2009 91 18 81 60 68 68
2010 117 62 76 64 58 89
2011 106 68 91 35 85 132
2012 86 72 100 62 80 136
2013 120 77 85 74 128 110
2014 125 319 79 76 124 65
2015 122 148 102 71 151 49
2016 123 289 103 75 290 46
2017 102 288 127 62 211 70
2018 119 269 168 78 279 91
2019 87 234 211 65 383 88
2020 140 233 240 87 397 80
2021 176 279 336 250 487 128
Source(s):
Tables 27-10-0347-01 (2014 to 2021) and 27-10-0103-01 (2009 to 2013).
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