Year constant 2021 international $ 2000 22905980276.678318 2001 23974391942.8227 2002 25286283647.815723 2003 26423441885.391846 2004 27291512987.276726 2005 28612713080.358253 2006 29672158354.484318 2007 31258090353.599266 2008 32837001839.326256 2009 31434534788.979507 2010 31463378150.61497 2011 31413472402.290707 2012 31208380011.44547 2013 31224265898.210552 2014 31824087782.993645 2015 32368759838.622154 2016 33081119029.269352 2017 33551527287.259605 2018 34280589825.575623 2019 35072169640.566444 2020 33853470030.56152 2021 35267781798.76316 2022 35930025302.9044 2023 36492651164.60521