Year current US$ 2005 44543362120.27469 2006 45154130836.5417 2007 53863365999.35596 2008 62463134120.015 2009 53344930346.63046 2010 52162821125.25233 2011 58604238526.46739 2012 57312982693.36516 2013 63917893140.34017 2014 67984243545.500305 2015 58569564729.678024 2016 60918072554.90044 2017 66552868751.88552 2018 75274286464.87177 2019 76064546074.72845 2020 64339997844.89785 2021 69550534318.03773 2022 82353122372.34874 2023 88820031207.35936