Year % of total final energy consumption 1990 21.945163608362755 1991 22.09550971182411 1992 22.69185512622643 1993 22.996028495041404 1994 23.56740455405738 1995 23.16555644167965 1996 23.614147649781884 1997 23.557685305945007 1998 23.736398815825513 1999 23.874475246411972 2000 23.459089933139975 2001 22.912057919755533 2002 22.53860018014301 2003 21.555951743121035 2004 20.29909693321664 2005 19.33098044388396 2006 18.761977175782146 2007 18.013103465924143 2008 17.645979842645797 2009 17.492177220787713 2010 16.727246091010148 2011 15.973665879158764 2012 15.887836659539014 2013 16.006541298212177 2014 16.004506964958477 2015 16.00166865639426 2016 16.290777576207752 2017 16.424535693896548 2018 16.639899329364155 2019 17.069173733559143 2020 17.90726271246394