Year current US$ 2005 185150216.38452417 2006 168992476.201756 2007 199653715.1609532 2008 300596384.9227539 2009 504797632.9024699 2010 571839048.5296291 2011 720921783.6531156 2012 690965861.6362138 2013 927554866.8974082 2014 992702225.0460362 2015 789522605.1730419 2016 828924862.022743 2017 600533981.6466098 2018 607549107.3850254 2019 487601264.3101432 2020 617989313.8684957 2021 801571527.08183 2022 853756661.7754513 2023 826986508.7449596