1993Crude oil14.0178566% 1993Coal/Lignite89.135319% 1993Natural Gas100% 1994Crude oil12.35891058% 1994Coal/Lignite84.93557642% 1994Natural Gas100% 1995Crude oil10.19427198% 1995Coal/Lignite79.14705101% 1995Natural Gas100% 1996Crude oil8.69576622% 1996Coal/Lignite72.99919679% 1996Natural Gas100% 1997Crude oil8.768826637% 1997Coal/Lignite77.63545141% 1997Natural Gas100% 1998Crude oil9.754936769% 1998Coal/Lignite85.95117189% 1998Natural Gas99.87263572% 1999Crude oil10.26891764% 1999Coal/Lignite74.71323994% 1999Natural Gas99.91926778% 2000Crude oil14.50387643% 2000Coal/Lignite67.22596628% 2000Natural Gas92.20883576% 2001Crude oil13.78194983% 2001Coal/Lignite65.34937733% 2001Natural Gas79.27173923% 2002Crude oil15.62797028% 2002Coal/Lignite62.6972814% 2002Natural Gas76.27978622% 2003Crude oil17.81002533% 2003Coal/Lignite54.81401411% 2003Natural Gas75.16081226% 2004Crude oil15.18016788% 2004Coal/Lignite54.97074874% 2004Natural Gas74.79653386% 2005Crude oil18.93133699% 2005Coal/Lignite53.53272001% 2005Natural Gas72.76008912% 2006Crude oil20.66297642% 2006Coal/Lignite43.87277576% 2006Natural Gas72.99502984% 2007Crude oil21.33386187% 2007Coal/Lignite35.94838113% 2007Natural Gas73.49684029% 2008Crude oil22.19794506% 2008Coal/Lignite32.82544268% 2008Natural Gas77.02856699% 2009Crude oil23.4904904% 2009Coal/Lignite31.97296891% 2009Natural Gas78.80619731% 2010Crude oil22.78350949% 2010Coal/Lignite32.29899268% 2010Natural Gas80.40560934% 2011Crude oil22.39666602% 2011Coal/Lignite37.6313877% 2011Natural Gas79.37921413% 2012Crude oil22.03556148% 2012Coal/Lignite29.31370191% 2012Natural Gas80.77593367% 2013Crude oil21.40086718% 2013Coal/Lignite29.59271018% 2013Natural Gas79.95040031% 2014Crude oil21.84477774% 2014Coal/Lignite26.30038791% 2014Natural Gas79.87963194% 2015Crude oil21.49466857% 2015Coal/Lignite22.14120382% 2015Natural Gas75.29015008% 2016Crude oil23.23553193% 2016Coal/Lignite24.17755339% 2016Natural Gas75.07902731% 2017Crude oil21.00127606% 2017Coal/Lignite22.86332026% 2017Natural Gas72.69632653% 2018Crude oil19.1661717% 2018Coal/Lignite19.53027624% 2018Natural Gas71.78737141% 2019Crude oil20.84277372% 2019Coal/Lignite20.78140677% 2019Natural Gas72.19722504% 2020Crude oil19.1897755% 2020Coal/Lignite18.11338348% 2020Natural Gas69.38404318% 2021Crude oil16.63309052% 2021Coal/Lignite19.0823426% 2021Natural Gas67.78000527% 2022Crude oil13.27574191% 2022Coal/Lignite20.23035234% 2022Natural Gas61.68140234% 2023Crude oil12.00721307% 2023Coal/Lignite22.06023286% 2023Natural Gas56.86794749% 2024Crude oil13.36757739% 2024Coal/Lignite21.61554705% 2024Natural Gas59.81206165% 2025Crude oil13.99335977% 2025Coal/Lignite21.81975996% 2025Natural Gas63.99833591%