Year current US$ 1995 349400000 1996 389000000 1997 439300000 1998 460285067.0540115 1999 458579775.6760571 2000 431813854.737389 2001 489215713.012388 2002 490358186.070461 2003 423568079.1622035 2004 484317665.3195718 2005 423428441.8066574 2006 413592525.34871244 2007 596961000.5067996 2008 649783741.9120982 2009 682973091.8972753 2010 732275291.3445901 2011 829377895.6344948 2012 975838893.6026856 2013 937749311.0886834 2014 882073318.5542259 2015 1299849531.989801 2016 1246486123.773655 2017 1428967626.796386 2018 1598004185.8179362 2019 1872968090.5950184 2020 1535498773.867954 2021 1757944140.9613523 2022 2073841359.1387856