Global Reporting Initiative+Total energy consumption, GRI 302-1-e (formerly G4-EN3-e)+Roche Turkey+2018+Discussion

The answer was calculated from the sum of 'Total Energy Consumption' (9185+91) and 'Business flights' (2754), which was converted from terajoules to gigajoules (12030 terajoules = 12030000 gigajoules). Values can be found on p. 86.