Year current US$ 2005 59999.9986588955 2006 5160000.113770368 2007 18519999.54134223 2008 10070000.03568828 2009 5920000.094920395 2010 13029999.999329448 2011 14390000.114217382 2012 17309999.4659424 2013 10319999.6948242 2014 99999.9996274709 2015 49999.99888241294 2016 59999.99865889545 2017 139999.99687075603 2018 179999.99411404095 2019 219999.99321997128 2020 450000.0011175868 2021 799999.9821186063 2022 1820000.0002980232