Quarter	Number Of Freight Cars
1920-01-01	290.000
1920-04-01	385.000
1920-07-01	139.000
1920-10-01	52.0000
1921-01-01	17.0000
1921-04-01	22.0000
1921-07-01	16.0000
1921-10-01	84.0000
1922-01-01	420.000
1922-04-01	812.000
1922-07-01	205.000
1922-10-01	598.000
1923-01-01	972.000
1923-04-01	330.000
1923-07-01	173.000
1923-10-01	338.000
1924-01-01	559.000
1924-04-01	263.000
1924-07-01	563.000
1924-10-01	584.000
1925-01-01	279.000
1925-04-01	160.000
1925-07-01	408.000
1925-10-01	768.000
1926-01-01	476.000
1926-04-01	384.000
1926-07-01	200.000
1926-10-01	261.000
1927-01-01	772.000
1927-04-01	119.000
1927-07-01	124.000
1927-10-01	180.000
1928-01-01	742.000
1928-04-01	352.000
1928-07-01	610.000
1928-10-01	69.0000
1929-01-01	302.000
1929-04-01	537.000
1929-07-01	238.000
1929-10-01	185.000
1930-01-01	361.000
1930-04-01	155.000
1930-07-01	107.000
1930-10-01	12.0000
1931-01-01	0.000000
1931-04-01	4.00000
1931-07-01	0.000000
1931-10-01	0.000000
1932-01-01	30.0000
1932-04-01	0.000000
1932-07-01	0.000000
1932-10-01	0.000000
1933-01-01	4.00000
1933-04-01	0.000000
1933-07-01	0.000000
1933-10-01	0.000000
1934-01-01	235.000
1934-04-01	122.000
1934-07-01	2.00000
1934-10-01	0.000000
1935-01-01	8.00000
1935-04-01	55.0000
1935-07-01	0.000000
1935-10-01	2.00000
1936-01-01	69.0000
1936-04-01	70.0000
1936-07-01	34.0000
1936-10-01	89.0000
1937-01-01	386.000
1937-04-01	70.0000
1937-07-01	15.0000
1937-10-01	13.0000
1938-01-01	51.0000
1938-04-01	56.0000
1938-07-01	11.0000
1938-10-01	32.0000
1939-01-01	107.000
1939-04-01	28.0000
1939-07-01	42.0000
1939-10-01	142.000
1940-01-01	20.0000
1940-04-01	3.00000
1940-07-01	135.000
1940-10-01	162.000
1941-01-01	295.000
1941-04-01	147.000
1941-07-01	179.000
1941-10-01	1.00000
1942-01-01	16.0000
1942-04-01	0.000000