Monthly 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