Year	current US$
2012	637638.092041016
2013	929604.470729828
2014	617060.005664825
2015	1180899.97768402
2016	564649.999141693
2017	655120.015144348
2018	232227.474451065
2019	301809.99636650103
2020	301948.428153992
2021	1101400.01773834
2022	963743.984699249
