1901,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1902,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1903,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1904,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1905,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1906,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1907,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1908,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1909,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1910,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1911,22.9,23.2,23.1,23.3,23.1,22.6,22.2,22,22.6,23.1,23.6,23.4
1912,23.3,23.3,23.4,23.3,23.1,22.5,22,22.1,22.6,23.1,23.4,23.4
1913,23,23.2,23.3,23.1,23.1,22.4,22,22.1,22.6,23.2,23.5,23.5
1914,23,23.3,23.1,23.3,23.4,22.4,22,22.3,22.8,23.2,23.7,23.6
1915,23.1,23.2,23.1,23.3,23.2,22.7,21.9,22.3,22.6,23.1,23.6,23.4
1916,23,23.2,23.1,23.3,23.1,22.5,21.7,22,22.6,23.2,23.5,23.4
1917,22.8,22.8,22.9,23.2,22.8,22.4,21.9,21.9,22.5,23.1,23.5,23.3
1918,22.4,22.4,23,23,22.9,22.2,22,22.1,22.6,23,23.5,23.1
1919,23.2,23.3,23.3,23.4,23.3,22.7,21.9,22.2,22.6,23.1,23.5,23.3
1920,23,23.1,23.2,23.3,23.2,22.7,22,22,22.6,23.1,23.7,23.1
1921,23,23,23.1,23.3,22.9,22.4,21.9,22.1,22.7,23,23.4,23.4
1922,23.2,23.1,22.9,23,22.9,22.4,21.9,21.9,22.6,23,23.7,23.6
1923,23,23.1,23,23.4,23.1,22.6,21.8,21.9,22.3,23,23.5,23.3
1924,23.2,23.1,22.9,23.3,23,22.4,22,22.2,22.4,22.9,23.2,23.2
1925,22.9,22.7,22.8,23.2,23.1,22.6,22,22.1,22.6,23,23.4,23.2
1926,22.9,23.1,23.1,23.5,23.2,22.6,22,22.1,22.5,23,23.4,23.4
1927,23,23,23.1,23.2,23,22.5,22,22.1,22.6,22.9,23.4,23.4
1928,23,23,23,23.2,23.1,22.5,22,22,22.6,23,23.3,23.4
1929,22.9,22.8,22.7,23.3,23.1,22.3,22,22.1,22.5,22.9,23.2,23.3
1930,23,23.1,22.9,23.3,23,22.4,22.2,22.4,22.6,23,23.4,23.4
1931,23.1,23.4,23.2,23.3,23.2,22.6,22,22.4,22.6,23,23.4,23.2
1932,22.8,23.1,22.9,23.1,22.9,22.2,21.9,22,22.5,23.1,23.2,23.3
1933,22.9,23,22.9,23.2,23.1,22.6,21.9,22.1,22.4,22.9,23.1,23.1
1934,22.5,22.6,22.6,23,23.1,22.3,21.9,22.1,22.6,22.9,23.3,23.4
1935,23,23.1,23.1,23.2,22.9,22.3,22.1,22,22.7,23.1,23.4,23.3
1936,23.1,23.3,23,23.3,23.1,22.4,22,22,22.5,22.8,23.3,23.4
1937,23.1,23.1,23.2,23.3,22.9,22.6,22,22.2,22.5,22.9,23.4,23.3
1938,23,23.3,22.9,23.2,22.9,22.6,21.9,21.9,22.5,23,23.4,23.4
1939,23,23,23,23.2,23.1,22.4,22,22,22.3,22.9,23.4,23.3
1940,23.1,23,23.1,23.3,23.1,22.7,22.1,22,22.5,23.2,23.5,23.3
1941,23.1,23.2,23.2,23.4,23.3,22.8,22.2,22.2,22.6,23.4,23.5,23.5
1942,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1943,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1944,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1945,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1946,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1947,22.8,22.9,22.9,23.1,23,22.4,21.8,21.9,22.4,22.9,23.2,23.1
1948,22.9,23,23.1,23.4,23.2,22.7,22,22.2,22.6,23.1,23.4,23.5
1949,23.2,23.2,23.3,23.3,23,22.5,22,22.1,22.6,23,23.4,23.3
1950,23.2,23.1,23,23.1,23,22.4,21.9,21.9,22.5,22.9,23.4,23.3
1951,22.6,22.7,23,23.3,23,22.7,21.8,22.1,22.5,23,23.4,23.3
1952,22.9,22.9,22.7,23.3,23.2,22.8,22,22,22.5,23.1,23.2,23.2
1953,22.9,22.8,22.8,23,22.9,22.6,21.8,22,22.5,23,23.2,23.3
1954,22.8,23,22.7,23,22.9,22.3,21.7,21.9,22.4,22.6,23,22.8
1955,22.7,22.8,22.8,23,23.1,22.2,21.6,21.7,22.2,22.7,23.2,22.9
1956,22.5,22.6,22.8,23.1,22.6,22.1,21.5,21.6,22.2,22.7,23,22.9
1957,22.9,22.8,22.7,23.1,22.8,22.5,21.7,21.8,22.3,22.9,23.2,23
1958,23.1,23,23,23.3,23,22.5,22,21.9,22.5,22.9,23.2,23.2
1959,23.5,23.4,23.5,22.9,23.6,23.1,21.9,21.8,22.3,23,23.9,23
1960,23.3,23.3,22.7,23.5,23.5,22.6,22.6,22.3,22.9,23.2,24.3,23.7
1961,23.1,23,22.5,22.7,23.2,21.8,21,20.8,20.6,21.6,23.2,23.1
1962,23.4,23.1,22.5,23,22.9,22.6,22.5,22.1,22.3,23.2,23.1,23.3
1963,23.3,22.3,22.8,22.9,22.3,21.7,21.2,20.9,21.5,22.6,23.1,23
1964,22.7,22.3,23.1,23.1,23,22.2,21.7,22.2,23,22.8,23.7,22.5
1965,22.9,22.6,22.2,22.3,23,22.1,21.8,21.5,21.7,22.1,23.4,23.4
1966,22.6,22.9,22.8,23,22.9,21.8,21.3,21.5,22.3,23.8,23.7,23.6
1967,23.1,23.6,22.6,23.4,23.1,21.7,21.5,21.4,21.8,23,23.8,23.4
1968,22.9,23.4,22.2,22.6,22.9,22.7,22.6,22.7,22.8,23.5,24.4,24.1
1969,22.4,23,22.9,23.3,23.5,22.7,22.1,21.6,23.2,23.1,24,23.3
1970,23.1,23.3,23,23.4,23.4,23.1,22.6,22.1,22.9,23.4,24,24.4
1971,22.9,23.5,22.9,23.1,23.1,22.2,22.3,21.9,22.6,23.6,23.3,23.4
1972,23.1,23,23.3,22.8,23.5,21.8,22.2,21.9,21.9,20.8,22.8,23.9
1973,23.6,23.3,23.3,23,23,22.3,22,21.9,22.3,23,22.7,22.4
1974,22.2,21.8,21.6,21.8,22,20.8,21.5,22.4,22.3,23.1,23.2,22.8
1975,22.2,22.6,22.1,22.6,22.4,21.7,21.2,21.6,22.7,23.1,22.5,22.4
1976,22.2,21.1,21.9,21.9,22.4,21.1,20.9,21.4,21,22.9,22.8,22.6
1977,22.4,22.5,22.7,22.7,22.3,22.5,21.2,21.1,21.8,22,23,22.7
1978,22.7,22.5,23.2,22.6,23,22.8,22.1,22.4,22.7,23.6,22.7,23.1
1979,22.8,22.8,22.8,22.9,22.7,22,21.2,21.8,22.2,22.6,23.1,23.3
1980,23.1,22.9,23.2,23.3,22.4,21.4,21,22.3,22.2,22.3,22.2,23.2
1981,23.6,22.9,23.4,23.8,24.2,23.1,23.3,23.5,23.6,23.9,23.3,23.1
1982,22.4,23.5,24.5,24.1,24,22.3,21.9,21.8,21.9,22.2,22.8,22.6
1983,23.3,23.6,23,24.2,24.5,23.5,22.3,22.3,22.1,23.6,23.8,22.2
1984,22.8,22.6,22.5,23.2,23.4,23.2,22.3,22.9,23.3,23.6,23.2,23
1985,22.8,22.8,22.6,24,23.7,23.3,22.2,22.2,22.7,23.2,22.9,22.5
1986,22.6,22.2,23.7,23.3,22.5,23.2,21.8,22,23,23.5,22.9,23.4
1987,22.6,22.7,22.5,24,22.6,23,22.1,21.7,22.1,22.5,22.3,22.8
1988,23.5,23.9,23.9,24.1,24.1,23.8,22.9,22.8,22.8,24.1,24,22.6
1989,23,23.5,22.9,23.3,23,22.8,22.5,22.8,22.6,23.5,23.3,22.8
1990,22.8,23.2,23.3,23.8,23.4,22.9,21.8,22.4,22.7,23.3,23.5,23.3
1991,23.3,23.4,23.5,23.5,23.7,23.4,22.7,22.6,22.6,23.2,22.8,22.8
1992,23.3,22.8,23.5,23.9,23.6,23.2,22.5,22.2,22,22.9,22.5,22.6
1993,23.4,23.2,23,23.4,23.5,22.7,22.3,22.1,22.3,23,23.3,23
1994,23.7,23,23.1,23.2,23.6,22.5,22.2,22.1,22.7,23.3,23.6,23.5
1995,23.3,22.9,23.5,23.4,24.1,23,22.2,22.4,22.5,23.4,23.4,22.8
1996,23.4,23.2,23.5,23.6,24,23.9,22.7,22.3,22.9,23.6,23.5,23.3
1997,23.3,22.8,23.6,23.3,23.7,23.2,22.5,22.3,22.6,23.3,23.8,24
1998,24,24.5,23.5,23.5,25,23.3,22.4,22.4,23.1,24.2,23.4,23.5
1999,23.6,23.4,23.7,23.5,23.7,23.4,22.5,23,22.8,23.8,23.6,23.2
2000,23.1,23.3,23.3,23,23.1,23.1,22.9,22.3,22.9,23.5,23.7,23.5
2001,23.5,23.1,23.2,23.2,23.5,22.9,22.7,23,22.4,23.1,23,23.2
2002,22.9,23.2,23.3,23.9,23.9,22.9,22.8,22.6,22.5,23.4,23.5,23.6
2003,23.6,23.7,23.2,23.3,24.1,22.8,22.7,22.5,22.6,22.9,23.4,23
2004,23.3,23.5,23.5,24,23.3,23.2,22.2,22.7,22.4,23.8,23.4,23.3
2005,23.6,23.5,24.5,24,24,22.3,22.2,22.2,23.5,23.1,23.3,23.2
2006,22.9,23.2,23.1,23.2,23,22.5,22.4,22.4,22.9,23.5,23.2,23.4
2007,23.2,23.2,23.2,23.9,23.6,22.9,22.3,22.3,22.9,23.6,23.5,23.2
2008,23.2,23.1,22.8,23.3,23.4,22.8,22.3,22.4,22.9,24,24.7,23.5
2009,23.2,23.2,22.9,23.8,23.8,23.1,22.5,22.6,23.1,24.4,23.7,24
