2008-2009-2010-2011-Double dip-2012-Depresion 2013,soft reprise 2014,2015,2016, 2017,2018
BBCMundo.com:
"China revela el secreto del oro" : http://www.bbc.co.uk/mundo/economia/2009/04/090427_1350_china_oro_med.shtml?s