Quarter	Number Of Freight Cars
1924-01-01	64654.0
1924-04-01	11555.0
1924-07-01	29548.0
1924-10-01	34425.0
1925-01-01	18035.0
1925-04-01	18457.0
1925-07-01	13720.0
1925-10-01	35388.0
1926-01-01	26227.0
1926-04-01	14657.0
1926-07-01	7341.00
1926-10-01	10115.0
1927-01-01	25923.0
1927-04-01	18681.0
1927-07-01	4864.00
1927-10-01	15555.0
1928-01-01	19132.0
1928-04-01	10883.0
1928-07-01	3571.00
1928-10-01	13576.0
1929-01-01	42030.0
1929-04-01	23429.0
1929-07-01	6454.00
1929-10-01	33216.0
1930-01-01	21180.0
1930-04-01	10718.0
1930-07-01	1048.00
1930-10-01	7485.00
1931-01-01	4297.00
1931-04-01	2849.00
1931-07-01	1299.00
1931-10-01	797.000
1932-01-01	313.000
1932-04-01	85.0000
1932-10-01	1455.00
1933-01-01	6.00000
1933-04-01	519.000
1933-07-01	5.00000
1933-10-01	109.000
1934-01-01	9735.00
1934-04-01	13629.0
1934-07-01	304.000
1934-10-01	360.000
1935-01-01	600.000
1935-04-01	5885.00
1935-07-01	1421.00
1935-10-01	10018.0
1936-01-01	4902.00
1936-04-01	23993.0
1936-07-01	7439.00
1936-10-01	29774.0
1937-01-01	27844.0
1937-04-01	15591.0
1937-07-01	2597.00
1937-10-01	2708.00
1938-01-01	846.000
1938-04-01	7373.00
1938-07-01	1211.00
1938-10-01	6804.00
1939-01-01	5535.00
1939-04-01	5783.00
1939-07-01	19945.0
1939-10-01	20245.0
1940-01-01	3924.00
1940-04-01	10495.0
1940-07-01	22533.0
1940-10-01	27654.0
1941-01-01	25332.0
1941-04-01	65455.0
1941-07-01	15888.0
1941-10-01	10382.0
1942-01-01	15499.0
1942-04-01	3833.00
1942-07-01	2695.00
1942-10-01	282.000
1943-01-01	13451.0
1943-04-01	2953.00
1943-07-01	14627.0
1943-10-01	8926.00
1944-01-01	14885.0
1944-04-01	9983.00
1944-07-01	6904.00
1944-10-01	19210.0
1945-01-01	6577.00
1945-04-01	5162.00
1945-07-01	22075.0
1945-10-01	5559.00
1946-01-01	6047.00
1946-04-01	10761.0
1946-07-01	26063.0
1946-10-01	10335.0
1947-01-01	39705.0
1947-04-01	22660.0
1947-07-01	21832.0
1947-10-01	29807.0
1948-01-01	34846.0
1948-04-01	21760.0
1948-07-01	19359.0
1948-10-01	17079.0
1949-01-01	3308.00
1949-04-01	476.000
1949-07-01	471.000
1949-10-01	3698.00
1950-01-01	23083.0
1950-04-01	15221.0
1950-07-01	57173.0
1950-10-01	39552.0