Month	Number Of Concerns
1939-01-01	359.000
1939-02-01	281.000
1939-03-01	323.000
1939-04-01	324.000
1939-05-01	314.000
1939-06-01	261.000
1939-07-01	282.000
1939-08-01	262.000
1939-09-01	238.000
1939-10-01	290.000
1939-11-01	313.000
1939-12-01	298.000
1940-01-01	281.000
1940-02-01	250.000
1940-03-01	265.000
1940-04-01	324.000
1940-05-01	315.000
1940-06-01	268.000
1940-07-01	271.000
1940-08-01	245.000
1940-09-01	231.000
1940-10-01	271.000
1940-11-01	249.000
1940-12-01	245.000
1941-01-01	215.000
1941-02-01	240.000
1941-03-01	248.000
1941-04-01	261.000
1941-05-01	244.000
1941-06-01	217.000
1941-07-01	224.000
1941-08-01	242.000
1941-09-01	162.000
1941-10-01	195.000
1941-11-01	218.000
1941-12-01	209.000
1942-01-01	224.000
1942-02-01	198.000
1942-03-01	265.000
1942-04-01	211.000
1942-05-01	197.000
1942-06-01	202.000
1942-07-01	183.000
1942-08-01	185.000
1942-09-01	131.000
1942-10-01	163.000
1942-11-01	161.000
1942-12-01	133.000
1943-01-01	132.000
1943-02-01	105.000
1943-03-01	120.000
1943-04-01	115.000
1943-05-01	83.0000
1943-06-01	72.0000
1943-07-01	66.0000
1943-08-01	64.0000
1943-09-01	44.0000
1943-10-01	60.0000
1943-11-01	57.0000
1943-12-01	48.0000
1944-01-01	44.0000
1944-02-01	51.0000
1944-03-01	39.0000
1944-04-01	57.0000
1944-05-01	60.0000
1944-06-01	43.0000
1944-07-01	32.0000
1944-08-01	37.0000
1944-09-01	36.0000
1944-10-01	41.0000
1944-11-01	36.0000
1944-12-01	40.0000
1945-01-01	44.0000
1945-02-01	25.0000
1945-03-01	36.0000
1945-04-01	33.0000
1945-05-01	33.0000
1945-06-01	24.0000
1945-07-01	28.0000
1945-08-01	29.0000
1945-09-01	29.0000
1945-10-01	37.0000
1945-11-01	29.0000
1945-12-01	25.0000
1946-01-01	43.0000
1946-02-01	43.0000
1946-03-01	51.0000
1946-04-01	41.0000
1946-05-01	49.0000
1946-06-01	38.0000
1946-07-01	45.0000
1946-08-01	49.0000
1946-09-01	49.0000
1946-10-01	74.0000
1946-11-01	47.0000
1946-12-01	76.0000
1947-01-01	82.0000
1947-02-01	112.000
1947-03-01	121.000
1947-04-01	133.000
1947-05-01	175.000
1947-06-01	118.000
1947-07-01	124.000
1947-08-01	118.000
1947-09-01	121.000
1947-10-01	123.000
1947-11-01	149.000
1947-12-01	138.000
1948-01-01	131.000
1948-02-01	173.000
1948-03-01	179.000
1948-04-01	129.000
1948-05-01	166.000
1948-06-01	166.000
1948-07-01	155.000
1948-08-01	149.000
1948-09-01	135.000
1948-10-01	152.000
1948-11-01	166.000
1948-12-01	219.000
1949-01-01	182.000
1949-02-01	233.000
1949-03-01	292.000
1949-04-01	297.000
1949-05-01	265.000
1949-06-01	289.000
1949-07-01	249.000
1949-08-01	276.000
1949-09-01	254.000
1949-10-01	271.000
1949-11-01	280.000
1949-12-01	281.000
1950-01-01	290.000
1950-02-01	243.000
1950-03-01	292.000
1950-04-01	271.000
1950-05-01	277.000
1950-06-01	228.000
1950-07-01	216.000
1950-08-01	264.000
1950-09-01	222.000
1950-10-01	241.000
1950-11-01	237.000
1950-12-01	205.000
1951-01-01	229.000
1951-02-01	167.000
1951-03-01	198.000
1951-04-01	200.000
1951-05-01	222.000
1951-06-01	200.000
1951-07-01	204.000
1951-08-01	225.000
1951-09-01	234.000
1951-10-01	235.000
1951-11-01	174.000
1951-12-01	202.000
1952-01-01	211.000
1952-02-01	203.000
1952-03-01	2220.00
1952-04-01	264.000
1952-05-01	186.000
1952-06-01	206.000
1952-07-01	181.000
1952-08-01	167.000
1952-09-01	157.000
1952-10-01	234.000
1952-11-01	183.000
1952-12-01	207.000
1953-01-01	208.000
1953-02-01	218.000
1953-03-01	239.000
1953-04-01	226.000
1953-05-01	213.000
1953-06-01	244.000
1953-07-01	228.000
1953-08-01	240.000
1953-09-01	234.000
1953-10-01	277.000
1953-11-01	272.000
1953-12-01	282.000
1954-01-01	278.000
1954-02-01	316.000
1954-03-01	341.000
1954-04-01	292.000
1954-05-01	311.000
1954-06-01	340.000
1954-07-01	260.000
1954-08-01	287.000
1954-09-01	241.000
1954-10-01	298.000
1954-11-01	289.000
1954-12-01	334.000
1955-01-01	282.000
1955-02-01	301.000
1955-03-01	333.000
1955-04-01	260.000
1955-05-01	289.000
1955-06-01	314.000
1955-07-01	281.000
1955-08-01	292.000
1955-09-01	282.000
1955-10-01	316.000
1955-11-01	329.000
1955-12-01	327.000
1956-01-01	335.000
1956-02-01	343.000
1956-03-01	374.000
1956-04-01	339.000
1956-05-01	377.000
1956-06-01	346.000
1956-07-01	306.000
1956-08-01	341.000
1956-09-01	286.000
1956-10-01	380.000
1956-11-01	337.000
1956-12-01	355.000
1957-01-01	374.000
1957-02-01	379.000
1957-03-01	444.000
1957-04-01	362.000
1957-05-01	386.000
1957-06-01	343.000
1957-07-01	334.000
1957-08-01	369.000
1957-09-01	346.000
1957-10-01	390.000
1957-11-01	407.000
1957-12-01	382.000
1958-01-01	395.000
1958-02-01	385.000
1958-03-01	483.000