Since 2007, Eni has been included into the Dow Jones Sustainability World Index.[169][170][171][172] In 2012, Eni was confirmed on the FTSE4Good Index for the sixth consecutive year.[173][174][175] Also in 2012, Eni was included in the Carbon Performance Leadership Index[176][177] and was the only FTSE MIB company to gain the triple E for Standard Ethics.[178] That same year, Eni decreased CO2 emission that resulted from flaring by 10% as compared to 2011.[179][180]