Explain graphs in a financial perspective. Include the meaning of horizontal and vertical line in the explanation.

Hungry Panda Chinese balance of payments, quarterly Trade surplus Net investment inflows Non-resident portfolio investment flows into emerging markets Public Treasury debt Foreign Treasury holdings Chinese Treasury holdings China Ex-China $150 billion $300 billion $20.0 trillion Estimates 17.5 15.0 12.5 100 7.5 5.0 2.5 0 100 250 50 200 0 150 100 Treasury and -100 foreign asset 50 purchases are counted as outflows 150 1998 2000 05 Sources: CEIC (flows, Treasurys) IIF (emerging markets); 0 2010 15 2014 15 16 17 18 19 10 THE WALL STREET JOURNAL 2000 05 15