Year current US$ 2000 664891500 2001 693394300 2002 732722700 2003 540358100 2004 583475200 2005 626650600 2006 714123700 2007 900662600 2008 1124913000 2009 1026071999.9999999 2010 895104600 2011 1062326000 2012 1304039100 2013 1255945200 2014 1177333400 2015 1110235200 2016 1220668600 2017 1218707500 2018 1214965000 2019 1209566400 2020 1247972600 2021 1297000000 2022 1448500900 2023 1513360400