Year constant 2015 US$ 1995 180069239952.2483 1996 193189812972.54276 1997 205331741610.29312 1998 214130521289.29562 1999 224907282132.90884 2000 233931821196.4451 2001 239602069239.9522 2002 247904231330.41513 2003 252473802891.63013 2004 263105451651.41257 2005 268835919883.27356 2006 282033956758.1907 2007 296352301366.2289 2008 314513595967.63495 2009 325270460273.2458 2010 334732192598.48785 2011 339383472609.09937 2012 341424592120.971 2013 343144714153.07074 2014 354789494627.93475 2015 367063801565.19434 2016 379151081045.2315 2017 399504178272.9805 2018 416971481628.8632 2019 434128133704.7354 2020 427796790025.20233 2021 452669319538.4004 2022 472084096033.95685 2023 471842949993.3679