Year constant 2015 US$ 1995 395701600.36716735 1996 333875259.7906379 1997 288196162.9222833 1998 294123658.9699124 1999 281230091.9980444 2000 270955493.7070443 2001 370229472.87541103 2002 463545728.65873504 2003 531169221.52552736 2004 513462717.70150083 2005 415367780.7560037 2006 466483585.31440574 2007 594770104.3711381 2008 610730748.9373317 2009 555568117.1938637 2010 589470468.3166101 2011 635786104.5773636 2012 691354383.1672181 2013 762251830.8062057 2014 794149892.9746389 2015 815194242.9652209 2016 756573002.9413196 2017 880518845.5990165 2018 1052590754.4031641 2019 1092752893.0793428 2020 1130407808.7862847 2021 1120574966.0910957 2022 1189314803.1016595 2023 1249566436.9002044