1901,20,22.5,25.3,29.1,28.6,27.8,27.2,26.8,26.9,27.4,24.4,21.4
1902,20.6,22.5,26,27.7,27.8,27.6,26.5,26.6,27,26.6,23.8,21.2
1903,20.3,22.6,25.8,29.3,29.2,27.9,27.5,26.5,27.4,27.9,25.1,21.8
1904,19.9,22.6,26.2,27.9,28.2,27.1,26.9,27,27.7,27.3,24.7,21.7
1905,19.5,20.9,24.7,26.6,28.2,27.9,27.5,26.6,27.9,27.4,25.3,21.8
1906,20.9,22.1,24.5,29,29.3,27.6,27.8,26.7,28.3,27.4,25.2,22.4
1907,21.3,22.4,25.3,27.6,28.2,27.4,26.7,27.1,27.6,27.3,24.9,22.1
1908,20.1,22.5,25.6,29.3,28.5,27.6,26.9,27,27.6,27,24.7,22.2
1909,21.4,23.1,25.7,27.5,28.5,27,27.6,26.4,28,27.8,25.6,21.7
1910,20.4,22.6,24.8,27.5,28.4,27.3,26.8,26.9,27.7,26.9,25,21.2
1911,21.1,22.4,24.9,27.3,27.9,27.2,26.9,26.8,27.5,26.5,24.3,21.5
1912,20.6,22.9,26.2,27.9,28.3,27.7,27.1,26.8,27.4,27,25.2,21.5
1913,20.7,24.7,25,28.6,28.4,27.1,27.5,26.8,27.3,26.9,24.6,21.2
1914,19.8,22.8,25.8,27.2,27.8,26.9,27.4,26.3,27.7,26.5,25.1,22.2
1915,21,23,25.7,28.1,27.8,27.7,27.4,26.9,27.7,28.3,26.1,21.9
1916,19.6,22.7,25.4,27.3,28.4,27,26.9,27,27.7,27.5,25.4,21.1
1917,19.9,22.3,24,27.1,27,26.8,26.9,26.8,27.5,27.3,25.5,21.7
1918,19.7,22.3,25.2,26.8,26.7,26,27.2,26.6,27.5,27,24.8,22.1
1919,21.5,22.8,25.9,27.7,29,27.4,27.1,27.5,27.1,27.4,25.2,22.1
1920,20.7,21.9,25.3,27.6,28,27.7,27.8,26.7,27.6,27.2,25.5,22.8
1921,21.5,23.6,25.5,28,28.5,27.1,27.3,27,28,26.4,25.1,21.9
1922,21.2,23.3,25.7,27.9,28.5,27.1,27.4,26.8,28,27.1,25.5,22
1923,21.2,21.9,24.7,27.9,28.2,27.9,26.9,27.3,27.5,27.1,25.4,22.8
1924,21.3,22.6,26.2,29,28,27.7,27.1,26.9,27.2,27.6,25.2,21.5
1925,19.8,21.3,25.5,28,27.5,27.1,27.1,26.7,27.2,26.5,24.8,22.2
1926,20.9,22.8,25.2,27.1,27.8,27.1,27.2,27.1,27.7,27.4,24.9,22.5
1927,20.7,22.2,23.9,27.6,27.2,27.6,27.6,27,27.3,27.3,24.9,22.5
1928,21.9,23.8,25.3,28,27.9,26.5,27.6,27,27.7,26.9,24.6,22.9
1929,21.8,22.5,25.2,28.1,28.6,26.9,27.6,26.8,27.7,27.2,24.7,21.7
1930,20.2,21.9,25.3,28,27.9,26.7,26.4,26.3,27.3,27.3,24.4,21.3
1931,22.2,22.3,25.3,28.6,27.8,27.8,27.1,27.2,27.3,26.6,23.8,21.9
1932,21.3,21.9,25.6,28.1,28.2,27.4,26.7,26.5,27.2,27.3,24.7,21.4
1933,20.6,22.4,25.5,27.2,27.9,26.7,26.5,26.1,26.9,26.7,24.1,21.2
1934,20.9,22,25.5,28.1,28.7,27,26.7,26.3,27.3,26.7,23.7,20.6
1935,20.5,22.5,25.4,28.1,29.7,27.4,26.9,26.1,27.3,27.3,24.6,22.1
1936,20.5,21.6,25.5,28.2,27.7,26.4,26.5,26.7,26.9,26.3,25.1,22.8
1937,20.3,22.5,24.6,28.3,28.2,27.4,26.8,26.7,27.3,26.8,25,21.6
1938,21.8,21.4,26,28.9,26.7,27.1,26.5,26.3,27.4,27,23,20.9
1939,21.7,22.4,25.8,28.8,28,27.1,26.1,25.8,26.7,26.8,24.4,20.4
1940,19.9,21.6,24.4,28.3,27.7,26.8,26.2,26.4,27,27,25,21.1
1941,20.9,22.1,26.5,29.1,29,27,26.9,26.8,27.5,26.7,24.3,22.8
1942,21.8,23.4,26.4,27.9,29.2,27.9,26.9,26.2,26.6,27,24.9,21.5
1943,21,21,25.3,26.7,28.3,26.7,26.5,26.2,27.1,27.2,24.4,21.9
1944,21,21.9,25.4,27.1,28.9,27.8,26.8,26.5,27.3,26.7,24,21.7
1945,20.2,21.8,26,27.2,28,27.4,27.1,26.8,27.3,26.2,24.5,21.2
1946,19.9,23.4,26,26.2,28.1,27.5,27,26.7,27,26.3,25.1,23
1947,21.4,22.5,26.3,28.7,29.3,27.5,26.9,27.1,27.4,26.6,24.8,22.5
1948,21.2,22.4,24.8,26.8,27.1,27.4,27,26.7,27,27.1,24.9,21.7
1949,21,22.2,24.9,26.1,26.7,27.3,26.7,26.6,26.8,27.3,24.2,20.4
1950,20.3,21.8,25.8,27.4,28.8,27.5,26.6,26.9,27.7,27.3,24.3,20.7
1951,19.7,21.1,25.1,27.7,29.2,26.9,27.2,27.1,27.8,27.5,25.2,22.1
1952,20.7,23,25.4,28.4,28.6,27.6,26.7,26.6,26.9,27,24.3,20.9
1953,20.4,22.4,26.2,28.9,28.2,27.6,26.4,26.3,27.1,27.2,24.4,22.4
1954,20.2,23.2,25.6,29.6,29.5,26.9,26.8,26.8,27.4,26.5,23.7,21.8
1955,20.5,22.3,25.8,28.4,28.5,27.3,26.1,26.7,27.1,27.3,25.2,20.7
1956,20.8,22.1,26,28.9,27.4,27.1,26.8,26.6,26.9,26.9,24.9,21.5
1957,20.9,21.6,25.5,29,29.8,28.1,26.7,27.3,27.8,26.8,24.3,21.8
1958,22,22.3,26.2,29.4,29.4,28.2,26.7,27,27.5,27.6,25.3,21.8
1959,20.9,22.1,25.6,29.1,29.8,28.1,26.7,26.2,26.4,26.5,23.8,21.9
1960,20.8,22.7,25.4,28.8,29.5,27.6,26.9,26.8,27.5,26.8,24.3,21.7
1961,21.6,21.8,26.2,29.2,29.4,28,26.2,26.6,26.3,26.6,24.1,20.2
1962,19.3,22.6,25.9,28.3,28.7,27,27.6,26.7,27.5,26.9,23.9,21.4
1963,20.1,23.3,26,27,27.3,26.8,26.5,26.8,27.1,26.5,24.3,21.3
1964,20.8,22.8,25.9,27.8,28.6,27.2,26.2,26.6,27.4,26.6,24.9,21.7
1965,20.6,22.1,24.8,27.2,28.3,26.6,26,26.1,26.8,26.5,24.4,22.5
1966,21.2,23.2,25.5,28.1,29.3,26.6,27.1,26.5,27,26.5,25.8,22
1967,21.4,22.3,25.2,27.7,28.2,27.4,26.7,26.4,25.8,26.5,23.4,21.7
1968,20.1,21.5,25.3,27.2,27.5,26,26.6,26.3,27.2,26.4,25,22
1969,20.1,22.5,25.6,27.8,28.3,27.2,27,26.2,27,26.8,24.8,21.6
1970,20.1,22.3,25.5,27.8,27.8,26.9,26.4,26.7,26.8,26.5,24.1,21.3
1971,20.9,22,24.6,26.7,27.4,26.5,25.8,25.8,27.2,26.9,23.5,21.1
1972,20.4,20.6,24.7,28,28.9,27.7,27.3,26.1,27.4,27.1,25.7,22
1973,21.6,23.3,25.4,28.5,27.6,27.5,27.3,26.9,27.2,27.1,24.8,21.1
1974,19.9,22,25.5,28.1,28.1,27,26,26.5,27.5,27.7,25.9,20.5
1975,20.1,22.5,27.2,27.9,27.2,26.9,25.9,26.9,26.8,27,23.6,20.4
1976,20.5,22.5,27.5,27.3,26.7,27,26.7,26.3,27.2,26.8,25.2,21.1
1977,20.4,21.6,26.6,27,27.1,26.7,26.6,26.4,27.2,26.8,25.2,21.6
1978,19,22,25.2,27.6,28.2,27.5,26.9,27.1,26.9,27.4,25.3,22.6
1979,21.2,22.8,25.5,28.5,29.7,27.9,26.9,25.7,27.1,27.5,25.9,22.3
1980,21,22.4,26.2,29.6,28.3,26.7,26.6,26.1,27.5,26.3,24.9,22.2
1981,21.1,22.9,25.7,27.4,28.1,27.3,26.3,27,27.1,27.2,25.7,21.7
1982,20.7,22.5,25.5,28.3,29.4,27.3,27.3,26.3,27.2,27.5,24.5,21.1
1983,20.6,22.7,26.1,28.5,28.5,25.9,27.3,27.1,27.8,27.1,25.1,21.2
1984,21.5,22.9,25.6,29.1,28.4,26.7,26.6,26.7,27.5,27.3,25,22.3
1985,21.4,22.5,26.5,29.3,28.2,27.1,26.3,26.9,27.3,27.5,24.1,22.4
1986,21.1,23.8,26,28.7,28.7,27.5,26.9,27.4,27,27.1,24.9,22.6
1987,21.8,23.1,25.8,28.5,29.2,27.8,28.1,27.3,28.3,27.5,26.3,22.7
1988,21.9,23.6,26.7,28.6,28.9,26.9,27.5,27.2,28,27.6,26,23.1
1989,21,22.5,25.6,26,29,27.4,26.9,27.2,27.4,26.3,24.4,21.5
1990,21.3,23.5,25.2,28.3,28.1,28.7,27.7,27.3,27.8,26.9,26.1,22.8
1991,20.6,24.1,27.4,28.6,28.7,26.4,27,26.8,27.2,27,24,21.2
1992,19.7,21.6,26.1,28.9,28.1,28,26.5,27,27.2,26.5,24.7,20.6
1993,20.8,22.5,25.1,27.8,28.2,26.9,27.2,26.8,27,27.2,24.3,21.8
1994,21.1,22.7,25.7,27.9,28.3,27.5,26.5,26.8,27.6,26.9,24.8,21.1
1995,20.4,22.2,26.3,28.7,29.3,27.7,26.9,27.2,27.3,27.8,24.9,21.8
1996,20.9,22.9,26.2,28.2,28.3,27.5,27.3,26.5,27.4,26.9,24.7,22.3
1997,20.2,21.9,26,26.6,28.4,27.3,26.7,27.3,27,27,25.6,21.7
1998,20.1,22.7,25.5,28.2,29.1,28.8,27.1,27.1,28.6,28.4,27.1,22.7
1999,21.3,24.6,26.6,29.6,27.5,27.3,26.8,26.4,26.8,27,24.9,22
2000,20.8,22.8,25.7,28.7,27.8,27.3,26.6,27,27,27.1,24.9,21.4
2001,21.1,23.7,26.2,29.1,28.3,26.7,26.3,26.9,27.4,27.3,25.1,22.4
2002,21.2,23,26.4,28.3,27.4,27.7,26.8,26.1,26.7,26.9,24.9,22.8
2003,19.8,23.1,24.4,27.4,27.8,26.9,27.1,27,27.5,27.3,25.1,21.4
2004,21.4,22.7,26.4,28.4,28.9,27.7,26.6,26.4,26.8,26.3,24.9,22.6
2005,20.5,24.1,26.3,28.1,28.2,28.1,26.7,26.7,27.3,26.4,24.4,22.1
2006,20.9,24.9,26.8,27.8,27.7,27.2,26.5,26,27.4,27.2,25.3,22.6
2007,20.6,22.6,25.4,28.6,27.7,27.4,26.7,27,27.2,27,24.6,21.8
2008,22,22,26.9,28.4,28.2,26.8,26.9,26.9,27.4,27.3,25.2,22.5
2009,22,24.2,26.6,29.6,28.4,28.2,27.1,27.2,28.1,27.4,25.7,22.6
