Year current US$ 1995 9999.99977648258 2004 600000.023841858 2005 3529999.97138977 2006 7150000.09536743 2007 14739999.7711182 2008 26030000.6866455 2009 18620000.8392334 2010 -730000.019073486 2011 -610000.014305115 2012 409999.99642372096 2013 -1480000.01907349 2014 29999.999329447703 2015 -1340000.0333786 2016 -1139999.98569489 2017 -1299999.95231628 2018 -1320000.05245209 2019 -1340000.0333786 2020 -1360000.01430511 2021 -1370000.00476837 2022 39999.9991059303