Year constant 2015 US$ 1990 4144313550.0170684 1991 4198518489.3956532 1992 3986700739.300999 1993 4153555115.0410414 1994 4392863255.726715 1995 4580875038.267594 1996 4482781999.350763 1997 4593344458.992757 1998 4970962517.896591 1999 4940721478.24788 2000 4889833225.695069 2001 5300272630.769223 2002 5596555939.256803 2003 5700899208.695968 2004 5765566244.766692 2005 6185479190.569061 2006 6472611685.535356 2007 6700566062.040267 2008 7492589551.061283 2009 8025802434.646683 2010 8674364798.34335 2011 8935293875.392838 2012 9399041755.428864 2013 9859548945.359333 2014 10575311576.97086 2015 11251753005.739748 2016 11521891235.988365 2017 12143408947.737026 2018 13243175175.975628 2019 14105348674.612995 2020 14632911131.09876 2021 14874414887.677002 2022 16544112181.961594 2023 16724300658.03603