Month	Number Of Concerns
1939-01-01	339.000
1939-02-01	270.000
1939-03-01	311.000
1939-04-01	309.000
1939-05-01	317.000
1939-06-01	249.000
1939-07-01	271.000
1939-08-01	248.000
1939-09-01	230.000
1939-10-01	276.000
1939-11-01	304.000
1939-12-01	284.000
1940-01-01	273.000
1940-02-01	238.000
1940-03-01	257.000
1940-04-01	304.000
1940-05-01	304.000
1940-06-01	255.000
1940-07-01	252.000
1940-08-01	234.000
1940-09-01	218.000
1940-10-01	256.000
1940-11-01	235.000
1940-12-01	231.000
1941-01-01	199.000
1941-02-01	226.000
1941-03-01	240.000
1941-04-01	252.000
1941-05-01	241.000
1941-06-01	209.000
1941-07-01	214.000
1941-08-01	232.000
1941-09-01	152.000
1941-10-01	189.000
1941-11-01	214.000
1941-12-01	196.000
1942-01-01	216.000
1942-02-01	195.000
1942-03-01	259.000
1942-04-01	205.000
1942-05-01	187.000
1942-06-01	193.000
1942-07-01	181.000
1942-08-01	183.000
1942-09-01	127.000
1942-10-01	158.000
1942-11-01	157.000
1942-12-01	126.000
1943-01-01	126.000
1943-02-01	103.000
1943-03-01	110.000
1943-04-01	112.000
1943-05-01	82.0000
1943-06-01	67.0000
1943-07-01	61.0000
1943-08-01	62.0000
1943-09-01	43.0000
1943-10-01	55.0000
1943-11-01	54.0000
1943-12-01	46.0000
1944-01-01	42.0000
1944-02-01	46.0000
1944-03-01	37.0000
1944-04-01	53.0000
1944-05-01	57.0000
1944-06-01	41.0000
1944-07-01	28.0000
1944-08-01	36.0000
1944-09-01	30.0000
1944-10-01	35.0000
1944-11-01	33.0000
1944-12-01	39.0000
1945-01-01	37.0000
1945-02-01	24.0000
1945-03-01	30.0000
1945-04-01	33.0000
1945-05-01	29.0000
1945-06-01	22.0000
1945-07-01	22.0000
1945-08-01	27.0000
1945-09-01	28.0000
1945-10-01	34.0000
1945-11-01	28.0000
1945-12-01	20.0000
1946-01-01	40.0000
1946-02-01	40.0000
1946-03-01	43.0000
1946-04-01	35.0000
1946-05-01	41.0000
1946-06-01	33.0000
1946-07-01	38.0000
1946-08-01	40.0000
1946-09-01	40.0000
1946-10-01	64.0000
1946-11-01	35.0000
1946-12-01	67.0000
1947-01-01	61.0000
1947-02-01	94.0000
1947-03-01	93.0000
1947-04-01	110.000
1947-05-01	145.000
1947-06-01	103.000
1947-07-01	91.0000
1947-08-01	101.000
1947-09-01	105.000
1947-10-01	92.0000
1947-11-01	123.000
1947-12-01	118.000
1948-01-01	112.000
1948-02-01	142.000
1948-03-01	154.000
1948-04-01	105.000
1948-05-01	152.000
1948-06-01	156.000
1948-07-01	134.000
1948-08-01	135.000
1948-09-01	117.000
1948-10-01	124.000
1948-11-01	140.000
1948-12-01	173.000
1949-01-01	165.000
1949-02-01	200.000
1949-03-01	249.000
1949-04-01	268.000
1949-05-01	241.000
1949-06-01	251.000
1949-07-01	225.000
1949-08-01	237.000
1949-09-01	229.000
1949-10-01	240.000
1949-11-01	254.000
1949-12-01	263.000
1950-01-01	268.000
1950-02-01	219.000
1950-03-01	258.000
1950-04-01	243.000
1950-05-01	253.000
1950-06-01	211.000
1950-07-01	194.000
1950-08-01	248.000
1950-09-01	210.000
1950-10-01	226.000
1950-11-01	215.000
1950-12-01	189.000
1951-01-01	211.000
1951-02-01	146.000
1951-03-01	182.000
1951-04-01	185.000
1951-05-01	202.000
1951-06-01	178.000
1951-07-01	185.000
1951-08-01	201.000
1951-09-01	202.000
1951-10-01	208.000
1951-11-01	153.000
1951-12-01	176.000
1952-01-01	183.000
1952-02-01	189.000
1952-03-01	184.000
1952-04-01	222.000
1952-05-01	164.000
1952-06-01	185.000
1952-07-01	148.000
1952-08-01	149.000
1952-09-01	135.000
1952-10-01	203.000
1952-11-01	165.000
1952-12-01	179.000
1953-01-01	181.000
1953-02-01	188.000
1953-03-01	201.000
1953-04-01	185.000
1953-05-01	180.000
1953-06-01	223.000
1953-07-01	184.000
1953-08-01	209.000
1953-09-01	192.000
1953-10-01	237.000
1953-11-01	237.000
1953-12-01	230.000
1954-01-01	242.000
1954-02-01	276.000
1954-03-01	277.000
1954-04-01	255.000
1954-05-01	269.000
1954-06-01	289.000
1954-07-01	224.000
1954-08-01	247.000
1954-09-01	207.000
1954-10-01	271.000
1954-11-01	256.000
1954-12-01	285.000
1955-01-01	238.000
1955-02-01	254.000
1955-03-01	286.000
1955-04-01	230.000
1955-05-01	254.000
1955-06-01	265.000
1955-07-01	244.000
1955-08-01	252.000
1955-09-01	236.000
1955-10-01	277.000
1955-11-01	283.000
1955-12-01	277.000
1956-01-01	290.000
1956-02-01	269.000
1956-03-01	320.000
1956-04-01	287.000
1956-05-01	305.000
1956-06-01	299.000
1956-07-01	275.000
1956-08-01	283.000
1956-09-01	240.000
1956-10-01	310.000
1956-11-01	289.000
1956-12-01	301.000
1957-01-01	302.000
1957-02-01	313.000
1957-03-01	371.000
1957-04-01	306.000
1957-05-01	308.000
1957-06-01	287.000
1957-07-01	285.000
1957-08-01	327.000
1957-09-01	304.000
1957-10-01	345.000
1957-11-01	344.000
1957-12-01	340.000
1958-01-01	318.000
1958-02-01	327.000
1958-03-01	394.000