Year current US$ 2006 310000.002384186 2007 610000.014305115 2008 579999.983310699 2009 319999.99284744303 2010 419999.986886978 2011 219999.998807907 2012 239999.994635582 2013 310000.002384186 2014 319999.99284744303 2015 620011.0912323 2016 686010.301113129 2017 479235.70871353097 2018 812273.08511734 2019 382824.182510376 2020 640086.650848389 2021 365543.06745529204 2022 309629.708528519