Quarter	Number Of Cars
1934-01-01	225.000
1934-04-01	143.000
1934-07-01	47.0000
1934-10-01	14.0000
1935-01-01	23.0000
1935-04-01	60.0000
1935-07-01	3.00000
1935-10-01	47.0000
1936-01-01	60.0000
1936-04-01	129.000
1936-07-01	10.0000
1936-10-01	252.000
1937-01-01	433.000
1937-04-01	59.0000
1937-07-01	56.0000
1937-10-01	19.0000
1938-01-01	115.000
1938-04-01	12.0000
1938-07-01	58.0000
1938-10-01	93.0000
1939-01-01	100.000
1939-04-01	33.0000
1939-07-01	70.0000
1939-10-01	118.000
1940-01-01	24.0000
1940-04-01	41.0000
1940-07-01	152.000
1940-10-01	162.000
1941-01-01	208.000
1941-04-01	276.000
1941-07-01	42.0000
1941-10-01	23.0000
1942-01-01	17.0000
1942-04-01	17.0000
1942-07-01	0.000000
1942-10-01	0.000000
1943-01-01	0.000000
1943-04-01	1624.00
1943-07-01	40.0000
1943-10-01	21.0000
1944-01-01	108.000
1944-04-01	489.000
1944-07-01	56.0000
1944-10-01	72.0000
1945-01-01	201.000
1945-04-01	1725.00
1945-07-01	383.000
1945-10-01	684.000
1946-01-01	483.000
1946-04-01	248.000
1946-07-01	235.000
1946-10-01	272.000
1947-01-01	47.0000
1947-04-01	151.000
1947-07-01	14.0000
1947-10-01	104.000
1948-01-01	201.000
1948-04-01	181.000
1948-07-01	110.000
1948-10-01	14.0000
1949-01-01	33.0000
1949-04-01	10.0000
1949-07-01	0.000000
1949-10-01	66.0000
1950-01-01	46.0000
1950-04-01	9.00000
1950-07-01	16.0000
1950-10-01	31.0000
1951-01-01	129.000
1951-04-01	56.0000
1951-07-01	37.0000
1951-10-01	39.0000
1952-01-01	131.000
1952-04-01	19.0000
1952-07-01	258.000
1952-10-01	112.000
1953-01-01	33.0000
1953-04-01	55.0000
1953-07-01	25.0000
1953-10-01	51.0000
1954-01-01	51.0000
1954-04-01	11.0000
1954-07-01	242.000
1954-10-01	316.000
1955-01-01	313.000
1955-04-01	180.000
1955-07-01	36.0000
1955-10-01	549.000
1956-01-01	82.0000
1956-04-01	58.0000
1956-07-01	70.0000
1956-10-01	59.0000
1957-01-01	32.0000