1901,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1902,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1903,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1904,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1905,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1906,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1907,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1908,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1909,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1910,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1911,22.4,22.6,22.7,21.7,20.3,19.2,18.2,18.5,19.3,20.8,21.8,22
1912,22.2,22.7,22.7,21.6,20.3,19,18.2,18.4,19.1,20.8,22,21.9
1913,22.2,22.5,22.6,21.6,20.4,19,18.6,18.7,19.5,21,22,22.3
1914,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.4
1915,22.4,22.8,22.8,21.9,20.5,19.1,18.5,18.6,19.4,21,22.1,22.2
1916,22.3,22.9,22.6,21.6,20.5,19.1,18.5,18.7,19.5,21,22.1,22.3
1917,22.4,22.9,22.8,21.7,20.5,19.1,18.5,18.6,19.4,21,22.1,22.4
1918,22.3,23,22.8,21.7,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1919,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1920,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1921,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.6,21.1,22.3,22.6
1922,22.7,23.1,23,21.9,20.7,19.4,18.5,18.7,19.6,21.2,22.4,22.6
1923,22.4,22.8,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1924,22.5,23.1,23,22,20.7,19.4,19,19,19.8,21.3,22.3,22.5
1925,22.5,22.7,22.8,21.8,20.7,19.6,19,19.1,19.7,20.9,22,22.2
1926,22.4,22.8,22.7,21.5,20.7,19.4,19,19.1,19.7,21,22.1,22.1
1927,22.4,22.8,22.8,21.4,20.2,19,18.7,19.1,19.8,21.3,22.4,22.5
1928,22.3,22.8,23,22.1,20.8,19.2,18.8,18.8,19.7,21.3,22.5,22.4
1929,22.4,23.1,23.1,21.8,20.6,19,18.4,18.5,19.3,21,22,22.4
1930,22.5,22.8,22.7,21.7,20.2,18.9,18.3,18.4,19.3,20.8,22,22.3
1931,22.4,22.9,22.8,21.8,20.8,19.4,18.8,18.8,19.7,21.2,22,22.4
1932,22.4,23.1,22.8,21.8,20.5,19.2,18.6,18.7,19.5,21,22,22.3
1933,22.3,22.9,22.8,22,20.6,19.3,18.7,18.8,19.6,21.1,22,22.3
1934,21.7,21.7,22,21.8,21.3,19.3,18.7,19,19.4,21,22.2,22.4
1935,22.9,22.8,23.1,21.3,20.5,18.8,18,17.9,19.7,21.8,22.3,22.2
1936,22.2,22.8,22.7,21.7,21.2,19.1,18.1,18.1,19,21.6,23,22.2
1937,22.6,23.2,22.9,22.4,21.2,19.6,18.4,18.5,20.1,21.4,22.9,22.3
1938,22.5,22.8,22.7,21.9,20.5,19.5,18.8,18.9,19.8,21.3,22.3,22.2
1939,22,22.9,22.7,21.9,21.3,18.9,19,19.3,20,21.3,22.4,22.3
1940,22.8,23.3,22.8,20.9,21.1,19.8,18.6,18.9,20,20.8,22.8,23
1941,22.3,23.1,23.1,22.4,21.4,19.3,18.7,19.1,20.3,21.5,22.2,22.6
1942,23.2,23.9,23.8,22.6,21.2,19.7,18.5,19,19.6,21,22.3,23
1943,22.7,22.9,23.3,22.8,21.4,19.3,18.6,18.9,19.3,20.9,22.4,22.6
1944,21.8,23.2,23.3,22.6,21.2,19.7,18.8,18.7,20.1,21.4,23.3,23.2
1945,23.1,23.3,23.6,23.1,21.7,18.7,18.3,18.7,19.1,21.8,22.4,23.3
1946,22.8,23.1,23.4,22.6,21.6,19.7,18.4,18.5,19.1,21.1,22.8,23.7
1947,23.7,23.5,23.6,22.4,20.3,19.1,18.8,18.3,19.7,20.8,22.2,22.3
1948,22.3,22.5,23,22.2,21.5,19.5,18.6,18.9,19.5,21.1,21.8,22.1
1949,22.3,22.1,22.5,22.2,21.2,19.3,19,19.6,20,21.6,22.7,22.4
1950,21.8,22.1,22.8,22,19.9,18.6,18.5,18.4,19.2,20.4,21.5,22
1951,23,23.5,23,21.5,20.5,19.6,18.7,18.6,20.4,21.6,22.6,22.9
1952,23.3,23.7,23.9,22.5,21.2,19.6,18.9,18.9,20.2,21.2,22.5,22.9
1953,23.5,23.2,23.2,22.3,20.9,19.9,18.8,19,19.7,21.3,22.3,22.9
1954,22.9,23.6,23.6,22.1,20.9,19.3,18.9,19,20.1,20.8,22,22.7
1955,23.1,22.9,23,21.6,20.3,19.2,18.9,18.8,19.6,20.9,22,22.8
1956,21.6,22.6,23.1,21.7,20.6,19.2,17.9,18.9,19,20.8,22,22.4
1957,22.4,22.1,22.7,22,20.5,19.1,18.5,18.8,19.9,21.6,22.1,22.8
1958,22.9,22.8,23.4,22.6,20.9,19.5,18.5,19.2,20.1,21.3,22.6,22.4
1959,23.1,23.4,23.3,22.2,20.9,19.6,18.4,18.7,19.6,21.2,22.5,22.7
1960,22.4,22.9,22.7,21.6,20.5,19.5,18.4,18.7,19.4,21.1,22,22.8
1961,23.3,23.5,23.4,22.3,21.6,20.1,19.3,19.2,19.8,21.2,21.7,22.9
1962,22.3,22.6,22.9,22,20.1,19.5,18.5,18.9,19.2,20.7,22.1,22.5
1963,22.1,22.4,22.6,21.2,20.2,18.8,18.6,18.2,19.1,21.3,22.1,22.2
1964,22.5,23.4,23.1,22,20.3,19.2,17.6,18.4,18.5,20.2,21.9,21.6
1965,21.8,22.6,23.1,21.6,20.3,18.6,18.2,18.5,19.8,21.1,22.2,22.3
1966,22.9,23.6,22.8,21.7,20.6,19.6,19.1,18.9,19.9,21.2,21.9,22.7
1967,22.9,23.1,23.6,21.9,20.7,19.1,18.8,18.7,19.5,20.6,22,21.9
1968,21.8,22.2,21.8,21.2,20.2,18.6,18,18.2,19.2,21.2,21.4,22.5
1969,22.2,22.3,22.5,22.4,20.6,19.1,18.8,18.5,19.8,21.3,22.3,22.6
1970,22.6,23.2,23.1,21.5,20.4,19.2,18.6,18.7,19.2,20.8,22.2,22.4
1971,22.2,22,22,21.3,19.9,18.2,18,17.8,18.7,20.2,22,22.2
1972,21.6,21.7,22.4,21.9,20.7,19.1,18.5,18.9,19.8,21.4,21.6,22.4
1973,22.4,23.4,23.7,22.3,20.7,19.2,18.4,18.3,19.5,21.2,22.4,21.9
1974,21.8,22.2,22.3,21.4,20.2,19.3,18.6,18.5,18.8,20.6,21.9,22
1975,22.4,22.7,23.2,21.4,20.5,19.3,18.7,18,19,20.1,21.4,23
1976,22.2,23,22.4,21.6,20.5,19.2,18.5,18.6,19.4,21.1,22.3,23.2
1977,22.8,23.3,22.2,22,20.5,18.2,18.5,18.9,19.6,21.2,21.4,22.1
1978,21.7,22.7,21.7,21.5,19.9,19.1,18.1,19.1,20,21.2,21.8,21.9
1979,22.3,22.5,21.8,21.7,20.6,19.1,18.5,19.6,19.7,20.1,22.4,23.6
1980,22.6,22.9,23,22.3,21.1,18.7,18.3,18.5,19.9,21.3,22,22.4
1981,23,23.4,22.9,21.2,19.9,18.9,17.7,18.7,19.3,20.7,22.2,22.2
1982,22.8,23.2,22.8,21.6,20.3,19.6,19,18.7,19.7,20.8,21.9,22.3
1983,23.1,23.3,23.4,22.4,20.8,20.4,19.1,19.1,19.4,21.6,22.4,21.6
1984,21.6,22.3,22.7,20.6,20.7,19.1,18.3,18.3,19.4,20.4,21.4,21.9
1985,22.5,22.6,22.3,21.5,20.3,18.9,18.4,18.6,19.6,20.8,22,22.5
1986,22.6,22.8,22.5,21.6,20.5,18.9,18.1,18.7,19.6,21.7,22.3,22.3
1987,23.1,23.1,23.9,23.1,21.2,19.5,18.5,19.4,20.5,21.9,22.7,23.2
1988,23.5,23.8,23.8,22.3,20.8,20.4,19.2,19.4,19.9,21.4,22.3,22.2
1989,21.8,22.1,22.6,21.3,20.1,18.9,18.6,18.5,19.5,20.7,21.9,21.9
1990,22.2,23.4,22.6,21.9,20.9,19.2,18.6,18.6,19.4,21.2,22.2,22.4
1991,22.8,23.1,23.3,22.4,20.7,19.7,18.8,18.5,19.5,21.6,22.2,22.2
1992,22.8,23.6,23.3,22.1,20.7,19.8,18.7,18.3,19.6,21.2,22.1,22.6
1993,22,21.9,22.5,21.9,21.2,19.7,18.3,18.7,19.5,21.1,22.7,22.6
1994,22.4,22.9,22.3,21.7,20.5,19.4,19,19,20.1,21.9,22,22.3
1995,22.8,23,22.8,22.1,20.7,19.6,19.2,18.9,20,21.4,22.1,22.9
1996,23.4,23.7,22.9,21.9,20.8,19.8,18.8,18.7,19.7,20.8,21.8,22.5
1997,23.5,23.2,22.5,22.1,20.7,19.9,19.1,19.2,20.4,21.4,22.6,23
1998,22.9,23.8,23.8,22.2,20.4,20.2,19.2,19.3,20,21.4,22.6,23.3
1999,23.7,23.1,22.9,22.2,20.6,20.2,18.8,19.4,20.5,21,22.4,22.6
2000,22.6,22.6,23.5,22.8,21.6,19.2,19.4,19.4,19.7,21.4,23.3,22.3
2001,22.6,22.9,23.9,21.6,20.9,19.6,18.8,19.3,20,21.7,22.5,22.9
2002,23.2,23.1,23.6,22.3,21.2,20,19.5,19.4,20.6,22.4,22.4,23.5
2003,23.3,23.4,23.8,22.9,21.8,20.8,18.9,19.4,19.8,22.4,22.5,22.5
2004,24.6,24.5,23.7,22,21.5,19.4,19.3,19.6,20,20.5,22.1,22.2
2005,22.6,23.9,23.6,22.2,20.9,20,18.8,18.7,20,21.1,22.6,23.5
2006,23.5,23.3,23.7,21.7,21.1,19,19.1,19.2,19.7,21.8,23,22.8
2007,23.2,23.5,23.2,22.1,21.1,19.3,18.6,19,21,21.3,22.4,22.9
2008,23.2,23.8,22.7,22.1,20.5,18.9,18.6,19.6,20,21.7,22.4,22.4
2009,23.1,23.7,23.4,22.7,20.9,20.3,19.1,19.8,20.6,22.3,22.8,24.3
