1901,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1902,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1903,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1904,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1905,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1906,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1907,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1908,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1909,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1910,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1911,22.8,23.1,23.1,23.5,23.2,23,22.7,22.3,22.8,23.1,23.7,23.5
1912,23.5,23.2,23.5,23.6,23.2,22.7,22.4,22.3,22.8,23.2,23.5,23.4
1913,23.1,23.1,23.4,23.2,23.2,22.6,22.4,22.4,22.8,23.3,23.5,23.5
1914,23.1,23.3,23.2,23.5,23.6,22.6,22.5,22.6,23,23.3,23.8,23.8
1915,23.1,23.1,23.1,23.6,23.4,23,22.2,22.7,22.8,23.3,23.7,23.4
1916,23,23.2,23.1,23.5,23.1,22.7,21.9,22.2,22.9,23.3,23.6,23.4
1917,22.7,22.6,22.8,23.4,22.6,22.6,22.2,22.1,22.6,23.1,23.6,23.2
1918,22.1,22,22.9,23.1,22.9,22.4,22.3,22.4,22.7,23,23.6,23
1919,23.2,23.3,23.4,23.6,23.4,23,22.2,22.5,22.9,23.2,23.5,23.3
1920,23,23.1,23.2,23.5,23.3,23,22.5,22.2,22.9,23.2,23.8,23
1921,23,22.8,23,23.4,22.9,22.6,22.3,22.4,22.9,23,23.4,23.5
1922,23.3,23,22.8,23.1,22.9,22.6,22.3,22.1,22.9,23.1,23.8,23.7
1923,22.9,23.1,23,23.6,23.1,22.8,22.1,22.1,22.4,23.1,23.5,23.4
1924,23.2,23.1,22.8,23.4,23,22.6,22.4,22.5,22.5,22.9,23.1,23.1
1925,22.8,22.4,22.7,23.3,23.2,22.9,22.4,22.4,22.7,23,23.4,23.1
1926,22.8,23.1,23.2,23.8,23.3,22.8,22.3,22.4,22.7,23,23.4,23.4
1927,22.9,22.8,23.2,23.3,23,22.7,22.3,22.4,22.7,22.9,23.3,23.4
1928,23,22.8,22.9,23.3,23.2,22.7,22.3,22.3,22.7,23,23.2,23.5
1929,22.8,22.6,22.8,23.4,23.2,22.4,22.5,22.3,22.7,22.8,23.1,23.2
1930,22.9,22.8,22.9,23.5,23,22.5,22.7,22.7,22.7,23,23.3,23.3
1931,23.1,23.3,23.3,23.6,23.3,23,22.3,22.8,22.7,23,23.4,23.1
1932,22.8,22.8,23,23.3,22.9,22.4,22.1,22.2,22.7,23.1,23,23.4
1933,22.9,22.7,22.9,23.4,23.1,22.8,22.4,22.4,22.5,22.9,23.1,23
1934,22.3,22.3,22.5,23.1,23.1,22.6,22.4,22.4,22.8,23,23.3,23.4
1935,23,23,23.3,23.4,22.9,22.7,22.6,22.3,23,23.2,23.4,23.3
1936,23,23.1,23.1,23.5,23.2,22.6,22.5,22.2,22.7,22.8,23.4,23.4
1937,23,23,23.1,23.5,22.9,22.8,22.4,22.6,22.7,22.9,23.3,23.4
1938,23,23.2,22.8,23.3,23,22.9,22.3,22.1,22.8,23.1,23.4,23.4
1939,23,23,23,23.5,23.1,22.7,22.2,22.1,22.5,22.9,23.3,23.4
1940,23.1,23,23.2,23.4,23.1,23,22.5,22.3,22.6,23.3,23.4,23.5
1941,23.1,23.2,23.4,23.7,23.4,23.2,22.6,22.5,22.8,23.5,23.5,23.6
1942,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1943,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1944,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1945,22.7,22.7,22.8,23.2,23,22.6,22.1,22.1,22.5,22.9,23.1,23
1946,22.7,22.7,22.8,23.2,23,22.7,22.1,22.1,22.6,22.9,23.1,23
1947,22.6,22.7,22.9,23.3,23.1,22.8,22.2,22.1,22.5,22.9,23.1,23.1
1948,22.8,22.8,23.1,23.7,23.3,23.1,22.4,22.6,23,23.2,23.4,23.7
1949,23.3,23.1,23.4,23.6,23.1,22.8,22.4,22.5,22.9,23,23.3,23.4
1950,23,23,23,23.2,23,22.7,22.2,22.1,22.6,22.9,23.2,23.2
1951,22.3,22.4,23,23.4,23,23,22.1,22.3,22.8,22.9,23.3,23.3
1952,22.8,22.6,22.7,23.5,23.2,23.2,22.3,22.1,22.6,23.2,23.1,23.1
1953,22.7,22.4,22.7,23.1,22.8,22.9,22,22.2,22.6,22.9,23.2,23.3
1954,22.6,22.8,22.6,23,22.8,22.5,21.9,22,22.5,22.4,22.8,22.7
1955,22.5,22.6,22.7,23.1,23,22.5,21.8,21.7,22.4,22.5,23,22.9
1956,22.2,22.4,22.7,23.1,22.5,22.2,21.6,21.7,22.3,22.6,22.8,22.8
1957,22.7,22.5,22.6,23.3,22.8,22.8,22,21.9,22.3,22.9,23.1,22.9
1958,22.9,22.8,23,23.4,23,22.7,22.3,21.9,22.7,22.8,23.1,23.3
1959,23.3,23.2,23.4,23,23.5,23.4,22.3,22,22.5,22.9,23.6,22.9
1960,23.1,23.1,22.8,23.4,23.2,22.6,22.7,22.6,23,23,24.1,23.6
1961,22.9,22.8,22.4,22.6,22.9,22.1,21.6,21.2,21,21.6,23.1,23.2
1962,23,22.6,22.3,22.9,22.8,22.5,22.6,22,22.5,22.9,23.1,23.2
1963,22.7,22.2,22.5,22.9,22.4,22,21.6,21.2,21.8,22.4,23.2,23.1
1964,22.8,22.2,23,23.1,22.9,22.3,22,22.1,23,22.3,23.5,22.4
1965,22.4,22.2,22.2,22.5,22.9,22.3,22.1,21.7,21.9,22.3,23.3,23.3
1966,22.4,22.7,22.6,22.9,22.9,22,21.8,21.8,22.6,23.7,23.6,23.4
1967,22.5,23.3,22.3,22.9,22.8,22.1,22,21.6,22,22.9,23.7,23.4
1968,22.3,22.7,21.7,22.3,22.5,22.3,22.6,22.7,22.7,23.3,24.1,23.9
1969,22.1,22.8,22.6,23,23.2,22.9,22.5,21.9,23.3,22.9,23.8,23.4
1970,22.7,23.1,22.8,23,23,22.9,22.8,22.2,23,22.9,23.6,23.9
1971,22.3,23.1,22.3,23.1,22.6,22.2,22.5,22.1,22.7,23.2,23.1,23.2
1972,22.7,22.6,23.1,22.9,23.1,22.1,22.5,22,22,21.9,22.9,23.9
1973,23.4,23.1,23.4,23.3,22.6,22.7,22.1,22.2,22.6,23.2,22.7,22.2
1974,22.2,21.7,22,22.3,22.1,21.4,21.6,22.5,22.4,22.4,23,22.5
1975,22.3,22.4,22.1,22.8,22.3,22.2,21.4,21.9,22.7,22.1,22.3,22.4
1976,22,21.3,22.2,22.3,22.7,21.6,21.2,21.5,22.4,22.8,22.9,22.6
1977,22.6,22.2,22.9,23.2,22.5,22.7,21.6,21.3,22.1,22.4,22.9,22.6
1978,22.7,22.4,23.4,23.2,23.2,23,22.2,22.5,22.8,23.6,22.7,23.2
1979,22.9,22.8,22.9,23,22.7,22.5,21.7,21.9,22.2,22.8,23.1,23.2
1980,22.9,22.7,23.1,23.4,22.9,22.2,21.4,22.3,22.3,22.6,22.3,23.1
1981,23.5,22.7,23.4,23.8,24.1,23.4,23.4,23.4,23.5,23.6,23.2,23
1982,22.4,23.3,24.2,23.9,23.9,22.7,22.4,22.1,22.1,22.3,22.8,22.8
1983,23.5,23.4,23.2,24.3,24.2,23.8,22.7,22.6,22.3,23.7,23.5,22.4
1984,22.6,22.4,22.5,23.4,23.2,23.3,22.5,23.1,23.3,23.3,23.1,23
1985,22.7,22.5,22.6,24.1,23.7,23.4,22.4,22.4,22.8,23.3,22.8,22.5
1986,22.6,22.2,23.5,23.8,22.6,23.3,22.1,22.3,22.9,23.6,22.7,23.3
1987,22.6,22.6,22.6,24.5,22.8,23.3,22.5,21.9,22.4,22.9,22.6,22.9
1988,23.3,23.6,23.7,24.1,23.9,23.8,23,22.8,22.9,23.9,23.7,22.6
1989,23,23.1,22.9,23.5,23.3,23,22.9,23,22.7,23.4,23.1,22.9
1990,22.8,23.2,23.3,23.8,23.3,23.1,22.2,22.5,23,23.3,23.2,23.4
1991,23.2,23,23.4,23.5,23.7,23.7,23,22.6,22.8,23,22.7,22.9
1992,23.3,22.6,23.8,24.1,23.6,23.4,22.7,22.4,22.2,22.9,22.5,22.8
1993,23.4,23.1,23,23.4,23.5,23.1,22.8,22.4,22.5,23.1,23.3,23.1
1994,23.6,22.9,23,23.4,23.3,22.9,22.6,22.3,22.9,23.1,23.5,23.3
1995,23.2,22.8,23.6,23.6,24.1,23.3,22.6,22.5,22.8,23.3,23.4,22.8
1996,23.3,23.1,23.4,23.7,23.9,23.9,22.8,22.5,23,23.3,23.3,23.2
1997,23.2,22.6,23.5,23.4,23.6,23.3,22.9,22.8,22.9,23.3,23.7,24
1998,23.8,24.2,23.5,23.6,24.7,23.6,22.8,22.6,23.2,24,23.4,23.4
1999,23.5,23.3,23.6,23.6,23.5,23.5,22.8,23.1,23.1,23.6,23.4,23.1
2000,23.2,23,23.1,22.9,23.2,23.6,23.1,22.5,23,23.4,23.6,23.3
2001,23.3,22.8,23.1,23.3,23.5,23.1,22.9,23.1,22.7,23.2,23,23.5
2002,23.1,23,23,23.9,23.7,23.2,23,22.8,22.8,23.3,23.4,23.7
2003,23.2,23.4,23.2,23.4,24,22.9,22.9,22.7,22.8,22.8,23.3,23
2004,23.1,23.4,23.4,24,23.2,23.3,22.3,22.8,22.6,23.5,23.3,23.2
2005,23.5,23.3,24.3,23.6,23.9,22.5,22.6,22.5,23.6,23.1,23.2,23.1
2006,22.7,23.2,22.8,23.4,22.9,22.7,22.8,22.7,23.2,23.5,23.2,23.4
2007,23.1,23.1,23.1,24.3,23.8,23.3,22.7,22.6,23.2,23.8,23.6,23.3
2008,23.1,23,22.7,23.3,23.5,23,22.8,22.7,23.2,24,24.6,23.6
2009,23.2,23.1,22.9,24.1,23.9,23.4,23.1,22.9,23.4,24.3,23.6,24.1
