Year % of total final energy consumption 1990 78.26164964003048 1991 79.68195643098997 1992 77.8655276337497 1993 78.54729169685552 1994 79.26382122512132 1995 79.40409566537636 1996 79.05568867849259 1997 78.40000403666858 1998 79.29926706788822 1999 79.19549738349131 2000 78.47804555535575 2001 77.70747056782699 2002 77.8502481620742 2003 78.6288904731612 2004 78.03426581182137 2005 78.21280428751318 2006 78.25741762743021 2007 78.12112813149817 2008 77.31449874782543 2009 77.87064337236534 2010 75.92365011392754 2011 74.95006707301737 2012 73.59261140870524 2013 72.66357444191911 2014 73.15630170465899 2015 73.95254538092473 2016 73.56029803717084 2017 73.32814395875626 2018 72.67910764399542 2019 72.04068890719385 2020 73.86341777686684