Year current US$ 1994 19999.9995529652 1995 19999.9995529652 1996 29999.999329447703 1998 9999.99977648258 2005 189999.99761581398 2006 79999.9982118607 2011 14510000.2288818 2012 2190000.05722046 2013 850000.023841858 2015 -9999.99977648258 2016 2009999.9904632599 2017 2539999.96185303 2018 3500000 2019 4090000.1525878897 2020 3130000.1144409203 2021 3430000.0667572 2022 4039999.96185303