Year	current US$
1983	44900000
1995	53002800
1996	51078200
1997	47747600
1998	55273800
1999	52059400
2000	56160300
2001	55533600
2002	56312700
2003	56870800
2004	52754200
2005	56132600
2006	56640600
2007	64149400
2008	68945700
2009	70161400
2010	73481800
2011	82076900
2012	91980400
2013	83781200
2014	79506900
2015	82925700
2016	88292500
2017	99191500
2018	88247800
2019	91622700
2020	82218100
2021	86875000
2022	96614700
2023	103355300