Table of
  1. T
  2. KAPLAN Indices NINO3 SST anomaly avGOSTA
Additional Information

TimeSST anomaly
months since 1960-01-01degreeC
Dec 1856-1.036667
Mar 1857-1.205
Apr 1857-0.9899999
Sep 1857-0.45
Oct 1857-0.78
Jan 1858-0.2033333
Apr 1858-0.2966667
May 1858-0.065
Jun 1858-0.155
Nov 18580.39
Dec 1858-0.135
Jan 1859-0.5066667
Feb 1859-0.23
Mar 1859-0.2833333
Apr 1859-0.724
May 1859-0.3
Jan 1860-0.9299999
Apr 1860-0.9524999
May 1860-1.465
Nov 1860-1.456667
Dec 1860-1.37
Mar 1861-0.774
Sep 1861-1.2
Mar 1862-0.06333333
Jul 18620.52
Nov 1862-1.638
Jun 1864-0.185
Aug 18641.686667
Nov 18641.31875
Jun 18673.0
Jan 1868-1.78
Mar 18680.35
Apr 18680.19
Jun 18680.33
Jul 1868-0.06500001
Sep 18681.64
Oct 18681.83
Nov 18681.91
Jun 1869-0.89
Sep 1869-2.46
Oct 18690.06999999
Nov 1869-0.675
Jan 1870-1.4775
Feb 1870-0.45
Mar 18700.64
Apr 18701.36
Jun 1870-0.6483334
Sep 1870-1.31
Nov 1870-1.29
Feb 1871-0.46
Mar 18710.45
Apr 18710.48
May 18710.26
Jun 1871-0.3425
Jul 18710.62
Sep 1871-0.06666666
Nov 1871-0.04500002
Dec 1871-0.25
Jan 1872-0.24
Feb 1872-0.7024999
Apr 18720.835
May 1872-0.3257143
Jul 1872-0.73
Aug 1872-0.385
Sep 1872-1.15
Oct 1872-0.75
Nov 1872-1.2475
Dec 1872-0.6542857
Jan 1873-0.6199999
Feb 1873-1.101667
Mar 1873-0.28
Jun 1873-0.5033333
Jul 18730.06600001
Aug 1873-0.1188889
Oct 1873-0.6166667
Nov 1873-0.895
Dec 1873-1.05
Jan 1874-1.093333
Feb 1874-1.155
Mar 1874-1.38
Apr 1874-1.5
Jun 1874-0.54
Jul 1874-0.3966667
Aug 1874-1.442
Sep 1874-0.05
Oct 1874-1.07
Nov 1874-1.3
Dec 1874-1.64
Jan 1875-0.1866667
Feb 1875-1.226667
Mar 1875-0.4192308
Apr 1875-0.4989999
May 1875-0.4114286
Jun 1875-0.33
Jul 1875-0.3111111
Sep 1875-0.315
Oct 1875-0.8866667
Nov 1875-0.816
Dec 1875-0.712
Feb 1876-0.7742857
Mar 1876-1.71
Apr 1876-1.556
Jul 18760.334
Aug 18760.142
Sep 1876-0.43
Oct 18760.56
Nov 18760.776
Dec 18760.2975
Jan 18771.22
Feb 18770.682
Mar 18770.315
Apr 18771.18
May 18770.895
Jun 18771.27
Jul 18770.56
Aug 18771.35
Sep 18772.28
Oct 18772.553334
Dec 18773.2525
Jan 18783.321111
Apr 18781.45
May 18780.51
Jul 18780.045
Aug 18780.6725
Sep 1878-0.178
Oct 1878-0.5583333
Nov 1878-0.26
Dec 1878-0.5549999
Feb 18790.1775
Mar 1879-0.3049999
Apr 1879-0.015
Jun 1879-1.165
Jul 1879-0.33
Aug 1879-0.6449999
Sep 1879-0.384
Oct 1879-0.6833333
Nov 1879-0.6374999
Dec 1879-1.118333
Jan 1880-1.6975
Feb 1880-0.1883333
Mar 1880-0.08000001
Jun 1880-0.3
Jul 1880-0.29
Aug 1880-0.08666667
Sep 18800.2355555
Oct 18800.8522222
Nov 1880-0.0825
Dec 18800.39125
Jan 18810.5388889
Feb 18810.1766667
Mar 18810.5355555
Apr 18810.575
May 18810.2666667
Jun 18810.4
Jul 18810.2128571
Aug 1881-0.08833335
Sep 18810.32
Oct 1881-0.22875
Nov 1881-0.5028571
Dec 1881-0.7571429
Jan 1882-0.4854545
Feb 1882-0.6685714
Mar 18820.154
Apr 18820.25
May 1882-0.3216667
Jun 1882-0.875
Jul 1882-0.9629999
Aug 1882-0.6583334
Sep 1882-0.27625
Oct 1882-0.575
Nov 1882-0.4955555
Dec 1882-1.086364
Jan 1883-0.559
Feb 1883-0.3449999
Mar 18830.52
Apr 18830.7183334
May 18830.102
Jun 18830.06142858
Jul 18830.3055556
Aug 18830.06333333
Sep 1883-0.06500001
Oct 18830.01000001
Nov 18830.09500001
Dec 1883-0.1188889
Jan 1884-0.3921429
Feb 1884-0.422
Mar 18840.25
Apr 18840.3033333
May 18840.275
Jun 1884-0.135
Jul 1884-0.3071429
Aug 18840.295
Sep 18840.3781818
Oct 18840.9809999
Nov 18841.062
Dec 18840.8316665
Jan 18850.7849999
Feb 1885-0.14
Mar 18850.7433333
Apr 18850.01200001
May 18850.202
Jun 18850.308
Jul 1885-0.4266667
Aug 18850.092
Sep 18850.57375
Oct 18850.3914286
Nov 18850.9100001
Dec 18851.0775
Jan 18860.4433334
Feb 1886-0.6311111
Mar 1886-0.4
Apr 1886-1.626667
Jun 1886-1.0125
Jul 1886-1.033077
Aug 1886-0.7675
Sep 1886-0.94875
Oct 1886-0.8175001
Nov 1886-1.155455
Dec 1886-1.467273
Jan 1887-1.355714
Feb 1887-1.125714
Mar 1887-0.365
Apr 1887-0.4472727
May 18870.33
Jun 18870.2166667
Jul 1887-0.1346154
Aug 1887-0.506
Sep 18870.4599999
Oct 1887-0.2271429
Nov 18870.003749996
Dec 18870.075
Jan 18880.6316667
Feb 18880.8699999
Mar 18880.352
Apr 18880.5433334
May 18881.125556
Jun 18880.7371429
Jul 18880.7063636
Aug 18880.6144444
Sep 18881.625
Oct 18881.959167
Nov 18882.182858
Dec 18882.564
Jan 18892.068889
Feb 18891.796923
Mar 18891.376923
Apr 18891.068
May 18890.5100001
Jun 18890.15
Jul 1889-0.76
Aug 1889-0.9225
Sep 1889-0.9766666
Oct 1889-0.8733333
Nov 1889-1.252
Dec 1889-1.172857
Jan 1890-1.238572
Feb 1890-0.12
Mar 1890-1.69
Apr 1890-0.2142857
May 1890-0.304
Jun 1890-0.46125
Jul 1890-0.7333334
Aug 1890-0.611111
Sep 1890-0.4845454
Oct 1890-0.336
Nov 1890-0.7799999
Dec 18900.2075
Jan 18910.1033333
Feb 18910.2542857
Mar 1891-0.16375
Apr 18910.6027272
May 18910.7322222
Jun 18910.6608333
Jul 18910.5075
Aug 18910.6433333
Sep 1891-0.2755556
Oct 18910.44
Nov 18910.025
Dec 18910.2411111
Jan 1892-0.02
Feb 1892-0.05714287
Mar 1892-0.06384616
Apr 1892-0.7471429
Jun 1892-1.305
Aug 1892-0.5985714
Sep 1892-1.27
Oct 1892-1.611
Nov 1892-1.71125
Dec 1892-1.296667
Jan 1893-1.543333
Feb 1893-1.323333
Mar 1893-1.024444
Apr 1893-0.8309999
May 1893-1.085
Jun 1893-0.7275
Jul 1893-0.96
Aug 1893-0.4349999
Sep 1893-0.7864286
Oct 1893-0.295
Nov 1893-0.73375
Dec 1893-0.4533333
Jan 1894-0.8411111
Feb 1894-0.47
Mar 1894-1.142857
Apr 1894-0.6875001
May 1894-0.3088888
Jun 18940.2625
Jul 18940.1742857
Aug 1894-0.3977778
Sep 1894-0.2563636
Oct 1894-0.415
Nov 1894-0.4442858
Dec 1894-0.7336363
Jan 1895-0.22
Feb 1895-0.742
Mar 1895-0.446
Apr 1895-0.03
May 18950.2316667
Jun 18950.445
Jul 18950.3183334
Aug 18950.3916666
Sep 18950.9575
Oct 18950.3116667
Nov 18951.028889
Dec 18950.6514285
Jan 18960.6635714
Feb 18960.2113333
Mar 18960.3816667
Apr 18960.29
May 18960.3233333
Jun 18960.3578571
Jul 18961.196667
Aug 18961.67
Sep 18961.005714
Oct 18961.251
Nov 18961.904
Dec 18962.472222
Jan 18971.663636
Feb 18971.26
Mar 18970.53
Apr 18970.152
May 1897-0.1658333
Jun 1897-0.47
Jul 1897-0.36
Aug 1897-0.2091666
Sep 1897-0.1522222
Oct 1897-0.03583333
Nov 1897-0.4027272
Dec 1897-0.6061538
Jan 1898-0.12
Feb 1898-0.1266667
Mar 1898-0.7933332
Apr 1898-0.21875
May 1898-0.3688889
Jun 1898-0.5977778
Jul 1898-0.212
Aug 1898-0.7230769
Sep 1898-0.30125
Oct 1898-0.439
Nov 1898-0.76625
Dec 1898-0.9287499
Jan 1899-0.304
Feb 1899-0.05166667
Mar 1899-1.29
Apr 1899-0.007499993
May 18990.195
Jun 18990.3225
Jul 18991.006667
Aug 18991.15625
Sep 18991.459
Oct 18991.04
Nov 18991.641
Dec 18991.648889
Jan 19001.484286
Feb 19001.60125
Mar 19000.9033333
Apr 19000.802
May 19000.9319999
Jun 19000.8585714
Jul 19000.6576923
Aug 19000.1828572
Sep 1900-0.1522222
Oct 19000.55875
Nov 1900-0.1061538
Dec 19000.3081818
Jan 19010.03
Feb 19010.05923076
Mar 1901-0.1744444
Apr 19010.01500001
May 1901-0.1785714
Jun 1901-0.3055556
Jul 1901-0.7889999
Aug 1901-0.411
Sep 1901-0.2261538
Oct 1901-0.09699999
Nov 19010.1375
Dec 1901-0.04
Jan 19020.2888889
Feb 19020.18125
Mar 19020.125
Apr 19020.5766666
May 19020.62
Jun 19021.12125
Jul 19021.555714
Aug 19021.324286
Sep 19021.486
Oct 19021.544615
Nov 19021.765
Dec 19021.609231
Jan 19031.534
Feb 19031.135
Mar 19030.5779999
Apr 1903-0.2233333
May 1903-0.103
Jun 1903-0.5021429
Jul 1903-0.7442857
Aug 1903-0.8454545
Sep 1903-0.8730768
Oct 1903-0.8628572
Nov 1903-0.79875
Dec 1903-0.9713333
Jan 1904-0.365
Feb 1904-0.17375
Mar 1904-0.165
Apr 1904-0.04142858
May 1904-0.106
Jun 19040.2988889
Jul 19040.8662499
Aug 19041.686
Sep 19040.6171429
Oct 19040.9644445
Nov 19040.8399999
Dec 19041.0875
Jan 19051.468
Feb 19050.8019999
Apr 19051.07
May 19051.65875
Jun 19051.5575
Jul 19051.211429
Aug 19050.9222222
Sep 19051.376
Oct 19051.24
Nov 19050.91
Dec 19051.125714
Jan 19061.264444
Feb 19060.6414286
Mar 19060.003333332
Apr 19060.6114286
May 1906-0.5544444
Jun 1906-0.5642857
Jul 1906-1.006
Aug 1906-1.123333
Sep 1906-0.805
Oct 1906-1.24
Nov 1906-1.211429
Dec 1906-0.49
Jan 1907-0.5439999
Feb 1907-0.6783333
Mar 1907-0.6925
Apr 1907-0.5675
May 1907-0.132
Jun 19070.1571429
Jul 19070.3333333
Aug 1907-0.0125
Sep 19070.04333333
Oct 1907-0.009999997
Nov 1907-0.2525
Dec 19070.5
Jan 1908-0.5842857
Feb 1908-0.2671429
Mar 1908-0.212
Apr 1908-0.226
May 1908-0.53
Jul 1908-0.7712499
Aug 1908-0.5814286
Sep 1908-1.27
Oct 1908-0.780909
Nov 1908-0.5127273
Dec 1908-1.2275
Jan 1909-0.69
Feb 1909-1.158
Mar 1909-0.6011111
Apr 1909-0.4014286
May 1909-1.05
Jun 1909-0.9055555
Jul 1909-0.5846153
Aug 1909-1.305
Sep 1909-0.9888889
Oct 1909-1.211111
Nov 1909-1.638333
Dec 1909-1.58
Jan 1910-1.11
Feb 1910-0.7328572
Mar 1910-1.138
Apr 1910-1.483333
May 1910-1.206667
Jun 1910-0.6537499
Jul 1910-0.631111
Aug 1910-0.9790908
Sep 1910-0.892
Oct 1910-0.5261539
Nov 1910-0.5216667
Dec 1910-0.5422223
Jan 1911-0.8576922
Feb 1911-1.140769
Mar 1911-0.922
Apr 1911-0.96
May 19110.09
Jun 19110.1066667
Jul 19110.4772727
Aug 19110.8169999
Sep 19110.8700001
Oct 19111.076667
Nov 19111.321111
Dec 19111.8975
Jan 19121.447778
Feb 19120.7042857
Mar 19120.02333333
Apr 19120.718
May 19120.4033333
Jun 1912-0.4485714
Jul 1912-0.28
Aug 1912-0.86
Sep 1912-0.2288889
Oct 1912-0.2958333
Nov 1912-0.3716667
Dec 1912-0.4572727
Jan 1913-0.84
Feb 19130.1677778
Mar 1913-0.08909091
Apr 1913-0.8799999
May 1913-1.478333
Jun 1913-0.1816666
Jul 19130.1846154
Aug 1913-0.03333334
Sep 19130.1316667
Oct 19130.2175
Nov 19130.394
Dec 19131.211538
Jan 19140.82
Feb 1914-0.74
Mar 19140.2633333
Apr 19140.6900001
May 1914-0.49
Jun 1914-0.3171429
Jul 19141.07
Aug 19140.2533333
Oct 19141.156667
Jan 19151.16
Apr 19151.26
Sep 1915-0.1633333
Dec 1915-0.875
Mar 1916-1.02
May 1916-0.09
Aug 1916-2.475
Sep 1916-1.43
Oct 1916-1.37
Nov 1916-1.796667
Dec 1916-1.02
Jan 1917-1.604444
Mar 1917-2.63
May 19170.25
Jun 19170.758
Jul 19170.35
Sep 19170.66
Oct 1917-0.22
Mar 1918-0.4585714
May 19181.005
Jul 19182.07
Aug 19181.533333
Nov 19182.385
Dec 19182.583333
Feb 19191.615
Apr 19191.02
May 19191.13
Jul 1919-0.375
Aug 19191.28
Sep 1919-0.01
Oct 19190.24
Nov 19190.145
Dec 19190.01
Mar 19201.04
Apr 19200.015
May 19201.96
Jun 19200.22
Jul 19200.09499999
Aug 1920-0.29
Sep 1920-0.12
Oct 1920-1.9
Nov 1920-0.91
Dec 19200.92
Jan 1921-0.05999999
Feb 19210.47
Mar 1921-1.382222
Apr 1921-0.3366666
May 1921-0.59
Jun 1921-0.785
Jul 19210.01000001
Aug 1921-1.03
Sep 19211.37
Oct 1921-0.93
Nov 1921-0.42
Dec 1921-0.55
Jan 1922-0.928
Feb 19220.3333333
Mar 1922-0.79
Apr 19220.67
May 1922-0.05000001
Jun 1922-0.71
Jul 1922-1.083333
Aug 1922-2.752
Sep 1922-1.7625
Nov 1922-1.7725
Dec 1922-0.2900001
Jan 1923-0.9499998
Feb 1923-0.365
Mar 19230.63
Apr 19230.07400001
May 19230.816
Jun 19230.1433333
Jul 19230.402
Aug 19230.13
Sep 19230.4075
Oct 19230.4333333
Nov 19230.785
Dec 19230.4725
Jan 1924-0.2316667
Feb 19240.06166667
Mar 19240.134
Apr 1924-0.79
May 1924-0.88
Jun 1924-2.06
Jul 1924-1.77
Aug 1924-1.71
Sep 1924-1.258125
Nov 1924-1.225714
Dec 1924-0.827
Jan 1925-1.305714
Feb 19250.0
Mar 19250.505
Apr 19250.365
May 19250.1266667
Jun 19250.706
Jul 19250.915
Aug 19251.85
Sep 19250.5099999
Oct 19250.5985714
Nov 19251.51
Dec 19251.23
Jan 19261.77
Feb 19260.8225
Mar 19261.0
Apr 19261.202
May 19260.635
Jun 1926-0.3700001
Jul 1926-0.125
Aug 1926-0.1785714
Sep 1926-0.5933334
Oct 1926-0.6916667
Nov 1926-0.47
Dec 1926-0.324
Jan 19270.2481818
Feb 19270.8766667
Mar 1927-0.18
Apr 1927-0.8585714
May 19270.1376923
Jun 19270.04230769
Jul 1927-0.4927779
Aug 1927-0.015
Sep 19270.1675
Oct 19270.6616666
Nov 19270.2825
Dec 1927-0.24
Jan 1928-0.18
Feb 1928-0.2825
Mar 1928-0.2166667
Apr 1928-0.2214286
May 19280.196
Jun 1928-0.6160001
Jul 1928-0.545
Aug 1928-0.3366666
Sep 1928-0.2672727
Oct 1928-0.5128571
Nov 1928-0.4106251
Dec 1928-0.284
Jan 1929-0.5114286
Feb 1929-0.61
Mar 1929-0.1223077
Apr 19290.05833333
May 19290.2125
Jun 19290.275
Jul 1929-0.025
Aug 19290.5716667
Sep 19290.1966667
Oct 19290.1046667
Nov 19290.245
Dec 1929-0.09249999
Jan 1930-0.2761538
Feb 1930-0.1222222
Mar 1930-0.07928572
Apr 19300.29875
May 19300.5833334
Jun 19300.52
Jul 19301.0875
Aug 19300.9558333
Sep 19301.156363
Oct 19301.256
Nov 19302.141667
Dec 19301.765385
Jan 19311.703636
Feb 19311.1075
Mar 19311.064167
Apr 19310.9646153
May 19310.934
Jun 1931-0.2538461
Jul 1931-0.4072727
Aug 1931-0.1975
Sep 1931-0.6033333
Oct 1931-1.196667
Nov 1931-1.021538
Dec 1931-0.5408333
Jan 1932-0.1745455
Feb 19320.1133333
Mar 19320.4853846
Apr 19320.2485714
May 19321.181429
Jun 19320.5282353
Jul 19320.374
Aug 19320.3133333
Sep 19320.1373333
Oct 19320.3257143
Nov 19320.052
Dec 1932-0.17
Jan 1933-0.47375
Feb 19330.1677778
Mar 1933-0.3227273
Apr 19330.2275
May 1933-0.245
Jun 1933-0.5763636
Jul 1933-0.4481818
Aug 1933-0.9935715
Sep 1933-0.7881817
Oct 1933-0.6228572
Nov 1933-1.416428
Dec 1933-0.9218751
Jan 1934-0.3366667
Feb 1934-0.4833333
Mar 1934-0.618
Apr 19340.2211111
May 19340.0625
Jun 19340.01499999
Jul 19340.268
Aug 19340.3883333
Sep 19340.19
Oct 1934-0.1808333
Nov 1934-0.09625
Dec 1934-1.398571
Jan 1935-0.794
Feb 1935-1.096
Mar 1935-0.67
Apr 1935-0.235
May 1935-0.2114286
Jun 1935-0.36
Jul 1935-0.402
Aug 19350.105
Sep 19350.4128571
Oct 19350.079
Nov 19351.3975
Dec 1935-0.5175
Jan 1936-0.1633333
Feb 1936-0.08
Mar 19360.008888892
Apr 19360.2675
May 19360.285
Jun 1936-0.07833334
Jul 19360.476
Aug 19360.14
Sep 19360.098
Oct 19360.6066667
Nov 1936-0.064
Dec 1936-0.8499999
Jan 1937-0.475
Feb 1937-0.26
Mar 1937-0.4633332
Apr 19371.235
May 19370.23
Jun 19370.03714285
Jul 19370.37
Sep 19370.452
Nov 1937-0.064
Dec 19370.17
Jan 1938-1.184
Feb 1938-0.7033333
Mar 1938-0.8433334
Apr 1938-0.38
May 19380.05
Jun 1938-0.4925
Jul 1938-0.46
Aug 1938-0.8716667
Sep 1938-1.47
Jan 1939-0.405
Apr 19390.16
Jul 19390.13
Aug 19390.7725
Sep 19390.54
Nov 19392.24
Feb 19400.72
Mar 19401.77
Jun 19401.1
Nov 1940-0.55
Dec 1940-2.93
Jan 19411.684286
Feb 19410.72
Mar 19410.16
Apr 19410.3
May 19410.45
Jul 1941-0.6533333
Aug 19410.5366667
Sep 19410.03333335
Oct 19410.9793334
Nov 19411.714545
Dec 19412.3125
Jan 19420.5128571
Feb 19420.289375
Mar 19420.02928572
Apr 19420.07941177
May 19420.009090906
Jun 1942-0.86
Jul 1942-1.181538
Aug 1942-1.716363
Sep 1942-1.742222
Oct 1942-1.587
Nov 1942-1.94
Dec 1942-1.613333
Jan 1943-1.54
Feb 1943-1.08
Mar 1943-0.00666667
Apr 1943-1.0475
May 19430.53
Jun 1943-0.03857143
Jul 19430.3333333
Aug 19430.05538461
Sep 1943-0.645
Oct 1943-0.804
Nov 1943-0.3111111
Dec 1943-0.2928571
Jan 1944-0.6121054
Feb 19440.5599999
Mar 19440.1088889
Apr 19440.6887499
May 19440.5636364
Jun 19441.008333
Jul 1944-0.05999999
Aug 19440.41
Sep 1944-0.3953333
Oct 1944-0.5436363
Nov 1944-0.7642859
Dec 1944-1.045
Jan 1945-0.57
Feb 1945-0.1905556
Mar 1945-0.6592308
Apr 1945-0.47
May 19450.89
Jul 1945-0.56
Aug 1945-0.07199997
Oct 19450.51
Feb 19460.38
Mar 1946-0.3425
Apr 19460.292
May 19460.315
Jun 1946-1.1325
Jul 1946-0.5855555
Aug 1946-1.844545
Sep 1946-0.45
Oct 1946-0.53
Nov 1946-0.1716667
Dec 1946-0.1477778
Jan 19470.204
Feb 19470.105
Mar 1947-0.03647059
Apr 1947-0.166
May 1947-0.09333335
Jun 1947-0.036
Jul 1947-0.3333333
Aug 1947-0.8649999
Sep 1947-0.3699999
Oct 1947-0.9285715
Nov 1947-0.454
Dec 1947-0.23
Jan 1948-0.3490909
Feb 19480.19
Mar 19480.4412499
Apr 19480.166
May 19480.2383333
Jun 1948-0.1883333
Jul 1948-0.7274999
Aug 1948-0.06249999
Sep 1948-0.94625
Oct 1948-1.035555
Nov 1948-0.08399998
Dec 19480.03125
Jan 1949-0.4957143
Feb 19490.32
Mar 1949-0.447
Apr 19490.8966666
May 19490.1725
Jun 1949-0.6836844
Jul 1949-0.9246153
Aug 1949-0.4513333
Sep 1949-1.254545
Oct 1949-0.9791665
Nov 1949-1.796154
Dec 1949-1.25
Jan 1950-1.324
Feb 1950-1.452727
Mar 1950-0.4885715
Apr 1950-0.646
May 1950-1.593333
Jun 1950-0.8099999
Jul 1950-0.42
Aug 19500.01461537
Sep 1950-0.5807143
Oct 1950-0.3766666
Nov 1950-0.7254544
Dec 1950-0.1222222
Jan 1951-0.1771428
Feb 19510.30875
Mar 19510.1116667
Apr 19510.5807692
May 19510.7016666
Jun 19510.7163636
Jul 19511.483
Aug 19511.281539
Sep 19510.9908332
Oct 19511.305
Nov 19511.389167
Dec 19511.164545
Jan 19520.6423077
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Apr 1977-0.32
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Aug 1977-0.4137501
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Mar 1978-0.03826088
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Jan 1979-0.06500001
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Jul 1979-0.08958334
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Aug 1980-0.1141667
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Dec 19810.02875002
Jan 19820.24625
Feb 19820.06956524
Mar 1982-0.1273913
Apr 19820.2766668
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Jul 19820.3605
Aug 19821.194
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Oct 19822.571905
Nov 19822.694286
Dec 19823.228183
Jan 19833.461
Feb 19832.795218
Mar 19832.055218
Apr 19832.254783
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Aug 19831.148182
Sep 19830.7020001
Oct 1983-0.1643478
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Feb 19840.06380954
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Apr 19840.1395455
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Oct 1985-0.3733334
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Apr 19860.3871429
May 19860.1327273
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Jul 19860.3205264
Aug 19860.322174
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Oct 19861.202857
Nov 19861.158696
Dec 19861.201818
Jan 19871.186957
Feb 19871.563913
Mar 19871.315834
Apr 19871.229584
May 19871.538696
Jun 19871.077392
Jul 19871.307392
Aug 19871.728
Sep 19872.046667
Oct 19871.223044
Nov 19871.427728
Dec 19871.367917
Jan 19880.977273
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Mar 19880.654091
Apr 19880.5554168
May 1988-0.5809524
Jun 1988-1.507369
Jul 1988-1.530435
Aug 1988-0.6721742
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Oct 1988-0.8380953
Nov 1988-1.206364
Dec 1988-0.8847621
Jan 1989-0.8450002
Feb 1989-0.6426316
Mar 1989-0.7261112
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May 1989-0.2266667
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Jul 19890.2204167
Aug 1989-0.4886364
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Nov 1989-0.08416668
Dec 19890.1895001
Jan 1990-0.2378261
Feb 19900.312381
Mar 1990-0.05409092
Apr 19900.3915001
May 19900.6386364
Jun 19900.4727274
Jul 19900.3963158
Aug 19900.3334783
Sep 19900.4826088
Oct 19900.1677273
Nov 19900.05545456
Dec 19900.4495834
Jan 19910.4213637
Feb 19910.2252174
Mar 19910.3681819
Apr 19910.6320834
May 19911.115882
Jun 19911.235
Jul 19911.248261
Aug 19910.6684211
Sep 19910.7954168
Oct 19910.9290478
Nov 19911.446875
Dec 19911.441429