Energy intensity - Upstream (excluding Oil sands and GTL) - gigajoules/tonne production: 2009: 0.76; 2010: 0.74; 2011: 0.75; 2012: 0.83; 2013: 0.89; 2014: 0.87; 2015: 0.83; 2016: 1.02; 2017: 1.05; 2018: 1.06 (line chart)