Year current US$ 2008 2509999.99046326 2009 1909999.9666214 2010 959999.978542328 2011 1330000.04291534 2012 860000.014305115 2013 910000.026226044 2014 1259999.9904632599 2015 1580000.04291534 2016 2190000.05722046 2017 3000000 2018 4719999.79019165 2019 4000000 2020 5030000.20980835 2021 5760000.228881841 2022 5239999.771118159