{"id":"3634984a-2bdc-11ea-a703-1700cc148100","name":"a01193b","subRegion":{"subRegionType":1,"code":"US","name":"United States","regionCode":"US","regionName":"United States","latitude":38.0,"longitude":-97.0},"data":[{"x":"1911","y":"43.8800"},{"x":"1912","y":"55.1500"},{"x":"1913","y":"61.9800"},{"x":"1914","y":"41.4400"},{"x":"1915","y":"55.5300"},{"x":"1916","y":"75.1700"},{"x":"1917","y":"75.2900"},{"x":"1918","y":"69.6600"},{"x":"1919","y":"60.9600"},{"x":"1920","y":"67.6000"},{"x":"1921","y":"29.4900"},{"x":"1922","y":"47.1300"},{"x":"1923","y":"69.3500"},{"x":"1924","y":"54.2700"},{"x":"1925","y":"61.9100"},{"x":"1926","y":"67.6200"},{"x":"1927","y":"61.7400"},{"x":"1928","y":"62.2000"},{"x":"1929","y":"73.0300"},{"x":"1930","y":"58.4100"},{"x":"1931","y":"31.1300"},{"x":"1932","y":"9.85000"},{"x":"1933","y":"17.5500"},{"x":"1934","y":"24.5900"},{"x":"1935","y":"30.5400"},{"x":"1936","y":"48.7900"},{"x":"1937","y":"72.0900"},{"x":"1938","y":"28.4500"},{"x":"1939","y":"51.7200"}],"xUnits":{"value":10,"name":"Annual"},"yUnits":{"value":10,"name":"Millions Of Long-Tons","scaleFactor":1000000.0},"lastAccessed":"2019-12-31T15:06:31.593964","downloadUrl":"http://www.nber.org/databases/macrohistory/data/01/a01193b.db"}