Year current US$ 1999 1389999.98569489 2000 1009999.99046326 2001 1799999.95231628 2003 1129999.99523163 2004 560000.002384186 2006 1470000.02861023 2007 1700000.04768372 2008 1899999.97615814 2009 1419999.95708466 2010 1080000.04291534 2011 829999.983310699 2012 866555.92918396 2013 616182.029247284 2014 557640.9101486211 2015 309466.660022736 2016 615660.011768341 2017 282070.994377136 2018 233333.34922790498 2019 631449.997425079 2020 315206.76612854 2021 597878.575325012 2022 411403.268575668