Please try explain the trends and the features of this graph, i would rate if there is resonnably good, just try?

FRED ~ - Interest Rates, Discount Rate for China VIEW MAP 11 10 9 Percent per Annum A W 2 1992 1994 1996 1998 2000 2002 2004 2006 2008 2010 2012 2014 2016 2018 2020FRED' Financial Account: Liabilities: Direct Foreign Investment in Reporting Country for China (DISCONTINUED) US Dollars, Sum Over Component Sub-periods 90,000,000,000 80,000,000,000 70.000.000.000 60.000.000.000 50,000,000,000 40,000,000,000 30,000,000,000 20.000.000.000 10,000,000,000 0 Q3 2001: 10,731,000,000.00000