D-J-F |
M-A-M |
J-J-A |
S-O-N |
Avg |
|
1881 | 25.4 | 26.4 | 26.1 | 26.4 | 26.08 |
1882 | 26 | 25.8 | 25.6 | 25.9 | 25.83 |
1883 | 25.7 | 26.1 | 26 | 26.2 | 25.99 |
1884 | 25.4 | 25.9 | 25.7 | 26.4 | 25.85 |
1885 | 25.1 | 26.1 | 25.9 | 26.6 | 25.91 |
1886 | 25.8 | 26.3 | 26.1 | 26.5 | 26.16 |
1887 | 25.7 | 26 | 25.4 | 25.9 | 25.77 |
1888 | 25.2 | 26.3 | 25.9 | 26.8 | 26.07 |
1889 | 26.5 | 26.9 | 26.1 | 26.5 | 26.51 |
1890 | 26.3 | 26.2 | 25.5 | 25.7 | 25.92 |
1891 | 25.6 | 26.3 | 25.7 | 27.1 | 26.17 |
1892 | 26 | 26.2 | 25.9 | 26.1 | 26.07 |
1893 | 25.7 | 26.1 | 25.5 | 26.2 | 25.87 |
1894 | 25.3 | 25.9 | 25.7 | 26.5 | 25.86 |
1895 | 25.6 | 26.2 | 25.6 | 26.9 | 26.07 |
1896 | 25.9 | 26.3 | 25.7 | 27.1 | 26.27 |
1897 | 26.5 | 26.7 | 26.4 | 26.8 | 26.6 |
1898 | 25.9 | 26.6 | 26.1 | 26.3 | 26.23 |
1899 | 25.7 | 26.1 | 25.9 | 26.7 | 26.1 |
1900 | 26 | 26.5 | 26.2 | 26.9 | 26.41 |
1901 | 26 | 26.4 | 26 | 26.8 | 26.28 |
1902 | 25.8 | 26.5 | 26 | 26.9 | 26.28 |
1903 | 26.3 | 26.6 | 26.2 | 26.6 | 26.44 |
1904 | 25.4 | 26.1 | 25.7 | 26.3 | 25.87 |
1905 | 26 | 26.5 | 26.4 | 26.9 | 26.46 |
1906 | 26.8 | 26.8 | 26.4 | 26.7 | 26.68 |
1907 | 25.9 | 26.2 | 25.9 | 26.6 | 26.15 |
1908 | 26.1 | 26.7 | 25.8 | 26.4 | 26.28 |
1909 | 26.4 | 26.6 | 26.2 | 26.5 | 26.42 |
1910 | 25.9 | 26.5 | 26.3 | 26.4 | 26.28 |
1911 | 25.7 | 26.7 | 26 | 26.7 | 26.3 |
1912 | 26.4 | 27 | 26.4 | 26.8 | 26.63 |
1913 | 26.4 | 26.5 | 26.2 | 26.9 | 26.48 |
1914 | 26.5 | 26.7 | 26.4 | 27.3 | 26.72 |
1915 | 26.7 | 26.8 | 26.2 | 26.7 | 26.61 |
1916 | 25.8 | 26.1 | 25.8 | 26.1 | 25.97 |
1917 | 25.5 | 26.3 | 26.5 | 26.3 | 26.16 |
1918 | 25 | 26 | 26.1 | 27 | 26.03 |
1919 | 26.4 | 26.6 | 26.1 | 26.8 | 26.48 |
1920 | 25.9 | 26.2 | 26.1 | 26.6 | 26.22 |
1921 | 26.1 | 26.5 | 26.3 | 26.7 | 26.41 |
1922 | 26.1 | 26.7 | 26.6 | 26.5 | 26.46 |
1923 | 25.9 | 26.9 | 26.1 | 27 | 26.47 |
1924 | 26.6 | 26.7 | 26.8 | 26.8 | 26.73 |
1925 | 25.9 | 26.3 | 26.5 | 27.4 | 26.53 |
1926 | 26.3 | 27.2 | 27.1 | 27.4 | 26.98 |
1927 | 26.2 | 26.5 | 26.6 | 27.1 | 26.59 |
1928 | 26.5 | 26.8 | 26.2 | 27.1 | 26.66 |
1929 | 26.1 | 26.6 | 26.4 | 27.1 | 26.54 |
1930 | 26.1 | 26.7 | 26.8 | 27.1 | 26.65 |
1931 | 26.9 | 27 | 26.9 | 27 | 26.97 |
1932 | 26.4 | 26.8 | 26.8 | 27.3 | 26.82 |
1933 | 26.5 | 26.8 | 26.8 | 26.8 | 26.73 |
1934 | 26.3 | 26.7 | 26.6 | 27 | 26.64 |
1935 | 26.4 | 26.8 | 26.4 | 27.2 | 26.71 |
1936 | 26.6 | 26.9 | 26.7 | 27.2 | 26.87 |
1937 | 26.5 | 27 | 26.7 | 27.4 | 26.91 |
1938 | 26.4 | 26.8 | 26.6 | 27.3 | 26.78 |
1939 | 26.3 | 26.8 | 26.6 | 27 | 26.7 |
1940 | 26.2 | 27 | 26.9 | 27.6 | 26.93 |
1941 | 26.8 | 27.3 | 27.2 | 27.3 | 27.17 |
1942 | 26.6 | 27.1 | 27 | 27.2 | 26.95 |
1943 | 26.3 | 26.6 | 26.5 | 26.8 | 26.55 |
1944 | 26.2 | 27 | 27 | 27.3 | 26.87 |
1945 | 26.6 | 27 | 27 | 26.9 | 26.88 |
1946 | 26.6 | 26.7 | 26.6 | 26.8 | 26.68 |
1947 | 26.6 | 26.7 | 26.5 | 26.8 | 26.64 |
1948 | 26.7 | 27 | 27.1 | 27.1 | 26.99 |
1949 | 26.4 | 27 | 26.8 | 27.1 | 26.82 |
1950 | 26.7 | 27.1 | 26.9 | 26.7 | 26.83 |
1951 | 25.9 | 27.3 | 26.8 | 27.6 | 26.9 |
1952 | 26.7 | 27.2 | 27 | 27.1 | 27 |
1953 | 26.7 | 27.1 | 26.9 | 27.5 | 27.03 |
1954 | 26.9 | 27.5 | 27.1 | 27 | 27.12 |
1955 | 26.4 | 26.8 | 26.6 | 27 | 26.7 |
1956 | 26.2 | 27.1 | 26.8 | 27.3 | 26.83 |
1957 | 26.4 | 27.4 | 27 | 27.7 | 27.13 |
1958 | 26.8 | 27.4 | 27.2 | 27.5 | 27.23 |
1959 | 26.6 | 27.2 | 26.8 | 27.6 | 27.05 |
1960 | 26.1 | 27.2 | 27.4 | 27.4 | 27.04 |
1961 | 26.6 | 27.4 | 26.8 | 27.8 | 27.15 |
1962 | 26.4 | 27.3 | 26.9 | 27.3 | 26.98 |
1963 | 26 | 27.3 | 27 | 28 | 27.05 |
1964 | 27.4 | 27.2 | 27.1 | 27 | 27.18 |
1965 | 26.1 | 27 | 27.1 | 27.5 | 26.93 |
1966 | 26.9 | 27.8 | 27.2 | 27.6 | 27.38 |
1967 | 26.4 | 27.1 | 27.1 | 27.9 | 27.13 |
1968 | 26 | 27.3 | 26.7 | 27.7 | 26.93 |
1969 | 26.7 | 28.1 | 27.4 | 27.5 | 27.43 |
1970 | 27 | 27.5 | 27 | 27.2 | 27.18 |
1971 | 26.5 | 27.4 | 27.3 | 27.3 | 27.12 |
1972 | 26.4 | 27.2 | 27.5 | - | 27.12 |
1973 | - | 27.6 | 27.7 | 27.6 | 27.51 |
1974 | 26.1 | 27.2 | 27.2 | 27.6 | 27.04 |
1975 | 27 | 27.7 | 27.5 | 27.3 | 27.38 |
1976 | 26.1 | 27.2 | 27.4 | 27.5 | 27.04 |
1977 | 26.6 | 27.5 | 27.3 | 28.1 | 27.35 |
1978 | 27 | 27.7 | 27.1 | 27.4 | 27.3 |
1979 | 26.8 | 27.7 | 27.3 | 27.7 | 27.38 |
1980 | 26.4 | 27.8 | 27.6 | 27.5 | 27.3 |
1981 | 26.2 | 27.6 | 27.5 | 27.6 | 27.24 |
1982 | 26.8 | 27.7 | 27.3 | 27.8 | 27.38 |
1983 | 26.9 | 28 | 27.9 | - | 27.71 |
1984 | 26.7 | 26.8 | 27.2 | 26.9 | 26.93 |
1985 | 26.6 | 27.2 | - | - | - |
1986 | 26.4 | 27 | - | - | - |
1987 | - | - | - | - | - |
1988 | - | - | - | - | - |
1989 | - | - | 27.9 | 28 | - |
1990 | 26.8 | 28.2 | - | - | - |
1991 | - | 28.2 | - | - | - |
1992 | - | - | - | - | - |
1993 | - | - | - | - | - |
1994 | - | - | - | - | - |
1995 | - | - | - | - | - |
1996 | - | - | - | - | - |
1997 | - | - | 28.4 | - | - |
1998 | - | - | - | - | - |
1999 | - | - | - | - | - |
2000 | - | - | - | - | - |
2001 | - | - | - | - | - |
2002 | - | - | - | - | - |
2003 | - | - | - | 28.7 | - |
2004 | 27.9 | 28.9 | 28.7 | - | 28.63 |
2005 | 27.8 | - | - | - | - |
2006 | - | 28.4 | - | - | - |
2007 | 28.2 | 28.3 | - | - | - |
2008 | - | - | - | - | - |
2009 | 27.4 | 28.7 | - | 29.4 | 28.48 |
2010 | - | - | - | - | - |