1901,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1902,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1903,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1904,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1905,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1906,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1907,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1908,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1909,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1910,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1911,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1912,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1913,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1914,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1915,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1916,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1917,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1918,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1919,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1920,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1921,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1922,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1923,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1924,21.7,21.9,22.2,21.6,22.2,21.9,21.3,21.4,21.3,21.8,22,21.5
1925,21.8,21.7,21.7,21.5,21.5,21.4,21,21.1,21.1,21.2,21.6,22.1
1926,21.8,22,22.3,22.3,22.3,21.9,21.4,21.3,21.5,22.2,21.8,22
1927,21.7,22.6,22.5,22.2,22.1,22.3,21.4,20.9,21.2,21.6,21.8,22.2
1928,21.9,22.3,22,22.6,22,21.2,21.3,21.4,21.6,22.1,22.1,22.1
1929,21.4,21.5,22,21.8,21.4,21.5,20.9,20.9,21,21.5,22,21.4
1930,21.9,21.3,21.5,22.2,22.3,21.6,21.5,21.2,20.7,21.8,21.5,21.6
1931,21.8,21.8,21.8,21.8,22.4,22.2,21.4,21.6,21.1,22,21.5,22.1
1932,22.1,22,22.1,22.4,22.1,21.9,20.8,20.9,21.1,21.8,21.6,21.8
1933,22.1,21.9,22,22.3,22.1,21.8,21.2,21.4,21.2,21.5,21.5,21.6
1934,21.8,21.9,21.7,22.2,22.1,22.2,21.8,21.1,21,21.6,21.9,22.1
1935,21.8,22.2,21.7,22,21.9,21.7,21.3,21.3,21.4,21.6,21.7,22.1
1936,22,22.1,22.2,22.1,22.1,21.9,21.7,21.1,21.6,21.7,22,22.2
1937,21.9,22.4,22,22.2,22.3,22,21.3,20.9,21.3,21.8,21.8,22.1
1938,21.8,21.9,22.1,22.4,22,22.1,21.5,21.7,21.2,21.5,21.3,21.6
1939,21.6,21.5,21.6,21.8,21.8,21.7,21.8,21.3,20.9,21.4,21.6,22
1940,21.9,21.9,22,21.9,21.9,21.8,21.4,21,21.1,21,21.6,22
1941,21.8,21.4,21.6,21.8,21.9,21.5,20.8,20.5,20.7,22.1,21,21.4
1942,21.5,22,22,22.3,22.5,22.3,21.8,21.1,21.4,21.8,21.5,21.6
1943,21.5,21.7,21.4,21.6,21.4,21,21.7,21,21,21.3,21.2,21.4
1944,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1945,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1946,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1947,21.9,22,22,22.3,22.4,22,21.7,21.6,21.8,22.1,22.1,22.1
1948,22.1,22.1,22,21.9,22.1,21.6,22,21.5,21.3,21.9,21.9,21.5
1949,22.1,21.8,21.8,22.3,21.4,21.2,21.3,21.1,21.4,21.8,21.6,21.3
1950,21.3,21.5,21.4,22.4,21.9,21.9,21.6,21.4,21.8,21.5,22.4,21.4
1951,21.6,22.5,22.2,22.3,22.3,21.9,21.9,21.8,21.6,22.3,22,22.5
1952,22.1,22.4,22.4,22.5,22.6,22.2,22,21.6,21.7,22.3,22.1,22.2
1953,21.8,21.8,22.1,22.3,22.3,21.9,21.8,21.3,21.5,22.4,22.3,22.1
1954,22,22.4,22.3,22.4,22.1,22,21.6,21.7,21.8,21.6,21.7,21.5
1955,21.5,21.8,21.8,22.2,22.5,22.2,22.1,21.9,21.9,22.2,21.7,22.3
1956,21.6,21.9,22.1,22.1,22.6,22.4,22.4,21.9,21.6,22.3,21.9,21.6
1957,21.9,21.8,22.1,22.2,22.3,22.4,22,21.5,21.5,22.1,22.2,22
1958,22.5,22.5,22.4,22.6,23.3,23.1,22.3,22.1,21.7,22.4,21.6,22.3
1959,21.6,22.1,22,21.9,22,21.8,21.3,21.1,21.4,21.9,22,22.1
1960,21.6,21.8,21.7,22,21.9,21.6,21.7,21.5,21.6,22,22.1,21.8
1961,21.6,22.2,22.3,22.2,21.9,21.2,21.4,21.1,21.4,21.5,21.8,22
1962,21.8,21.8,21.8,22,22,22.4,21.6,21.3,21.6,22.4,22.3,21.9
1963,21.8,21.8,21.8,22.1,22.1,21.9,21.2,21.2,21.4,21.6,21.8,22.1
1964,21.8,22.1,21.7,22.2,22.3,21.9,22.2,21.4,22,22.2,21.2,21.6
1965,21.5,21.8,21.2,21.9,22.1,21.4,20.1,20.9,21.3,21.6,21.9,21.4
1966,20.9,21.7,21.8,22.1,22.1,21.9,21.3,21.6,22,21.9,21.6,21.6
1967,21.4,21.6,21.5,21.9,21.8,21.3,21.1,21.3,21.6,21.8,21.8,22.2
1968,21.4,21,22,22.2,22.2,22.3,21.8,21.7,21.7,22,21.8,21.7
1969,21.3,21.8,22,22.3,22.4,21.9,21.6,21.6,21.5,21.9,21.9,22.2
1970,22.1,22.4,22.2,22.4,22.3,22.5,21.8,21.8,22.1,22.4,21.8,21.8
1971,22.1,21.9,21.9,22.2,22.1,21.6,21.5,21.9,22.1,22.3,22.2,22.2
1972,21.9,21.5,21.5,22.1,22.2,22.1,21.9,21.5,21.2,22,21.8,22.1
1973,22,22.6,22,22.2,22.7,22.9,22.1,22.4,22.2,22.3,21.5,21.9
1974,21.3,22.1,21.4,22,22.3,21.7,21.5,21.9,22.2,22.1,21.9,21.8
1975,22,22,21.9,22.2,22.7,22,22.2,21.9,22,22.1,22.4,21.1
1976,21.6,22,21.8,22.4,22.5,22.1,22,21,21.5,22.3,22.7,22.4
1977,21.9,22.3,22,22.1,22.2,21.8,21.3,21.3,21.7,22,22,22.2
1978,21.9,22,22.4,22.3,22.8,22.2,22.1,21.7,21.5,21.6,21.8,22.1
1979,22,22.3,22.2,22.1,22.4,22,21.6,21.5,21.8,22,22,22
1980,22,21.8,22,22.3,22.7,22.5,21.7,21.6,21.5,22,22.1,22
1981,21.8,21.9,21.8,22.3,22.5,22.1,22.2,22.2,22.2,21.7,22.2,22.2
1982,22.1,22.1,22,22.1,22.2,21.8,21.4,21.3,21.5,21.5,21.6,22.4
1983,22.2,22.8,22.4,22.5,22.3,22.2,21.6,21.8,22,22.3,22.5,22.2
1984,21.9,21.7,22,22.5,22.6,21.7,21.4,21.6,21.9,21.8,22.4,22.2
1985,22.1,22.3,22.4,22,22.5,21.2,20.7,21.4,21.4,22.1,22.3,22.6
1986,22,22.3,22.2,22.4,22.9,22.4,22,22,22,22.4,22.2,22.5
1987,22.4,21.6,22.3,22.5,22.6,22.7,21.9,21.6,22.2,22.5,23.2,22.8
1988,22.7,22.6,22.6,23,22.8,22.2,22.4,22.3,22.5,22.6,22.6,21.9
1989,22.3,22.5,21.9,22.3,22.6,22,22.1,21.6,22.2,22.3,22.3,22.1
1990,22.4,23,22.8,23,22.9,22.1,22.4,21.7,21.5,22.1,22.2,22.8
1991,22.1,21.7,22,22.6,22.4,22.4,21.7,21.7,21.3,21.9,22.4,22.3
1992,22.2,22.2,22.5,22.3,22.8,22.1,21.7,21.7,22.3,21.8,22.2,21.8
1993,21.7,21.6,22.3,22,22.3,22.4,22.2,21.6,21.9,22.5,22.1,21.8
1994,22.2,22.1,22.4,22.3,22.2,22,21.5,21.2,21.6,22.5,22.1,22
1995,21.9,22.3,22.1,22.7,22.6,22.6,22,21.8,21.6,21.5,22.4,22.2
1996,22.5,22.7,22.2,22.2,22,22.3,21.7,21.8,22.1,22.1,22.3,22
1997,21.8,21.9,21.7,22.2,22.3,22.2,22,21.5,21.6,22.1,22.2,22.7
1998,22.1,22.7,22.6,22.8,23,22.5,22.6,22,22,22.3,22.6,22.2
1999,22.1,22.6,22.1,22.2,22.3,22.5,21.8,21.2,21.6,22.1,22.3,21.8
2000,22.3,21.9,22.3,22.4,22.3,21.8,21.7,21.6,22,22,22.4,21.8
2001,22.2,22.2,22.2,22.6,22.4,22.5,21.9,21.6,21.8,22.4,22.6,22.1
2002,22.6,21.9,22.7,22.7,22.8,22.4,22.5,21.3,21.7,22.3,22.4,22.9
2003,21.9,22.3,22,22.8,22.9,23,22.4,21.7,21.6,22.7,22.3,22.4
2004,22.5,22.4,22.5,23,22.7,22.2,21.8,21.4,21.4,22.3,22.5,22.5
2005,22.2,22.9,22.3,22.4,22.1,22.2,21.8,21.5,21.8,22.4,22.1,22.1
2006,21.9,22.3,21.9,22,21.9,21.6,21.5,21.6,21.8,22.1,22.1,22.1
2007,21.9,22,22,22.3,22.4,22,21.2,21.3,21.6,22.2,22,22.2
2008,22.1,22.2,22,22.1,21.8,21.9,21.7,21.4,21.7,22.2,22.2,22
2009,22.1,21.9,22.4,22.3,22.4,22,21.6,21.7,21.8,22.1,22.1,22.1
