Year current US$ 1992 1509999.9904632599 1993 7980000.01907349 1994 28250000 1995 83720001.2207031 1996 87690002.44140631 1997 139880004.882813 1998 158039993.28613302 1999 156250000 2000 185240005.493164 2001 149630004.882813 2002 183419998.168945 2003 192100006.10351598 2004 243149993.89648402 2005 169070007.32421902 2006 149610000.61035198 2007 151800003.05175802 2008 166529998.779297 2009 143490005.493164 2010 198139999.38964802 2011 143779998.779297 2012 255910003.66210902 2013 295160003.66210896 2014 324670013.42773396 2015 451000000 2016 511049987.792969 2017 639140014.648438 2018 1058079956.05469 2019 1152729980.46875 2020 1462290039.0625 2021 1161939941.40625 2022 1591819946.28906