Year	Millions Of Dollars
1919	70271.0
1920	71383.0
1921	68355.0
1922	73150.0
1923	82994.0
1924	85222.0
1925	87359.0
1926	93438.0
1927	94161.0
1928	95715.0
1929	101444.
1930	91513.0
1931	84300.0
1932	70682.0
1933	68337.0
1934	74609.0
1935	85806.0
1936	95798.0
1937	103917.
1938	96670.0
1939	103736.
1940	112961.
1941	126237.
1942	122571.
1943	121918.
1944	126633.
1945	130218.
1946	151895.
1947	153515.
1948	158828.
1949	153970.
1950	172756.
1951	178565.
1952	180234.
1953	184993.
1954	186435.
1955	202248.