Year current US$ 1996 990000.009536743 1997 909999.9703466902 1998 1279999.9862909317 1999 800000.0100582838 2000 1229999.9743700023 2001 310000.00610947586 2002 299999.9932944775 2003 549999.9970197676 2004 459999.98413026304 2005 369999.9935925005 2006 2340000.018477436 2007 570000.004023313 2008 760000.003501773 2009 1229999.9929964547 2010 440000.0106543305 2011 329999.99262392515 2012 419999.99992549414 2013 309999.9912083152 2014 430000.0015646224 2015 259999.99977648258 2016 19999.9995529652 2017 19999.9995529652 2018 49999.99888241288 2019 29999.999329447703 2021 680000.0071525581 2022 1029999.9993294477