Year current US$ 2005 250000 2006 519999.980926514 2007 1549999.95231628 2008 2880000.1144409203 2009 11189999.5803833 2010 6190000.05722046 2011 6579999.92370605 2012 2579999.92370605 2013 3450000.04768372 2014 2539999.96185303 2015 1990000.0095367401 2016 1840000.0333786 2017 1779999.97138977 2018 2369999.8855590797 2019 2890000.10490417 2020 2039999.96185303 2021 4639999.8664856 2022 2490000.00953674