liabilities N emanate: cost 2143433 1.555.781 80,006,270 71,213,103 8. Asset retirement obligation an US dollar 2014 2013 epening balance Captaltzed in properly, pant and equipment 402.934 Accretion 17.886 420.@0 F.248 http://cfdocs.btogo.com:27638/cf/drv7/pub/edgar/2015/07/20/0001193125-15-