1901,18.2,20.3,21.4,24.7,24.5,25.1,25.1,25.2,24.2,24.9,23.3,19.7
1902,17.6,19.3,21.3,24.9,24.8,25,24.4,24.5,24.2,24,21.4,19.1
1903,17,18.6,20.8,24.8,25.7,24.6,24.6,24.3,24.3,24.6,22.1,17.5
1904,16.4,17.7,20.8,23.4,24.9,24.4,24.5,24.8,24.9,24.6,22,18.6
1905,16.9,18.4,21.1,23.9,25.7,24.4,25,25,25.2,24.9,22.9,20.8
1906,19.5,19.5,20.7,25.1,26.7,25.1,25.2,24.9,25.5,24.6,22.1,19.5
1907,18.1,18.6,20.2,23.9,24.3,25,24.4,24.6,24.9,24.3,22.4,18.2
1908,17.8,18.4,21,24.7,24.5,24.5,24.4,24.4,24.6,24.2,21.7,18.7
1909,18.2,19.1,21,24.5,24.8,24.7,24.7,24.6,24.9,25,22.3,18.5
1910,18,18.1,19.8,23.6,24.7,25.1,24.5,24.8,24.4,24.3,22.2,17.7
1911,17.7,18.1,20.3,23.6,24.9,24.8,24.4,24.8,24.8,24.2,22.7,19.4
1912,17.2,19,21.1,24.6,25.5,25.1,24.4,24.3,24.4,24.1,21.9,18.6
1913,17.8,19.8,20.6,24.3,25,25,24.3,24.5,24.5,24.3,21.9,18.5
1914,16.1,19,20.6,23.5,25.3,24.3,24.5,24.1,24.6,23.7,22.4,19.4
1915,18.1,19.2,21.1,23.6,24.5,25.1,24.7,24.7,24.6,24.8,22.6,17.6
1916,16.1,19.2,20.4,24.1,24.6,24,25.1,25.2,25.4,24.9,23.3,19
1917,16.8,19,20.7,24.1,25.1,24.5,24.9,25,24.9,24.9,23.6,18.7
1918,16.8,18.5,20.6,23.3,23.8,24.5,25.2,24.8,25.6,25,22.7,19.9
1919,18.9,19.6,20.8,24.3,25.6,24.4,25,25.7,25.1,25.3,23.5,19.8
1920,17.4,18.6,21.4,23.8,24.8,24.7,25.4,24.9,25.2,24.6,22.7,19.5
1921,18.5,18.5,21.3,24.5,24.8,24.7,24.8,25.2,24.9,24.3,22.5,19.3
1922,18.5,18.8,20.5,23.2,24.9,25.2,24.8,25,25.2,24.9,22.6,19.1
1923,18.3,17.7,20.6,23.3,24.5,25,23.8,24.4,24.3,24.1,22.7,19.7
1924,18.6,18.6,21.6,23.9,25.4,24.9,23.9,24.4,24.2,24.1,23,17.9
1925,17.8,18.6,20.7,22.6,24.7,24.9,25,24.8,25.2,24.1,22.6,19.3
1926,18.8,19,21.3,24.5,26.6,24.5,25.3,25.3,25.3,25.1,22.8,20.2
1927,18.1,19.1,20.5,23.6,24.2,25,25.3,25.2,25.2,24.7,22.6,19.5
1928,19.6,19.8,20.8,23.5,24.7,24.3,25.2,25.2,25.3,24.7,22.4,20.2
1929,19.4,18.8,20.9,24.1,25.1,24.2,25.5,25.1,25.5,24.7,22.6,19.7
1930,17.9,18.3,20.6,24,24.8,24.7,24.4,24.5,24.5,24.7,23,19.4
1931,19,18.8,20.6,24.8,25.6,25.3,25.3,25.2,24.7,24.1,21.7,19.6
1932,17.8,18.4,20.7,23.7,25.9,24.9,24.7,24.8,24.6,24.5,23.1,18.4
1933,18.8,18.6,20.7,23.7,25.3,24.3,24.3,24.4,24.5,24.5,21.8,18.6
1934,18.2,18.7,20.6,23,25.8,24.8,24.4,24.3,24.7,24.3,22,17.1
1935,18,19,21,23.9,24.9,24.9,24.4,24.1,24.5,24.6,22.4,20
1936,18,17.8,20.9,23.7,25.5,24.2,24.1,24.6,24.5,23.9,22.5,20.5
1937,18.1,20,19.8,24.8,24.8,25.2,24.6,25,25,24.4,23.6,20.5
1938,19.3,19.2,20.9,24.5,24,24.7,24.5,24.6,24.8,24.4,20.4,18.5
1939,19.3,18.3,21.8,24.2,24.2,24.7,24,24.2,24.1,24.1,22.5,16
1940,16,17.2,19.6,23.3,24.6,24.7,24.2,24.2,24.3,23.7,21.9,18.2
1941,18.2,17.9,20.4,24.8,25.5,25.5,25.3,25.2,25,24.5,22.8,20.7
1942,17.9,18.4,21.4,24.2,26,25.3,24.5,24.1,23.9,23.8,22.3,18.8
1943,17.2,18.1,20.3,22.8,24.8,24,23.7,24,23.9,24.3,21.8,19.1
1944,18.5,18.8,20.4,23.3,25.5,25.1,24.1,24.2,24.7,24.1,21.5,17.9
1945,16.7,18.3,20.7,23.3,24.5,24.7,24.6,24.7,24.2,23.4,22.3,19.6
1946,15.9,20.1,21.5,23.3,25.9,25.4,24.7,24.6,24.5,24.4,22.4,20.7
1947,19.4,18.8,22,24.9,26,25.1,24.7,24.4,25.1,24.5,22.1,19.4
1948,17.8,17.4,21.1,23.7,25.1,25,24.5,24.7,24.5,24.1,22,18.9
1949,17.1,18.1,19.6,23.1,24.1,24.5,24.3,24.7,24.5,24.8,23.1,18.1
1950,14.9,17.5,19.1,23,25.2,24.6,24.6,25.1,25,25.1,22.7,18.5
1951,16,17,20.1,22.4,26.1,24.4,24.3,25,24.7,24.8,22.7,20.8
1952,18.3,20.1,20.8,23.6,25.8,24.7,24.3,24.2,24.3,25,23.4,18.9
1953,18.5,20.1,19.9,24,25.8,25.1,23.9,24.1,24.3,24.7,23.4,20.1
1954,16.4,18.9,19.7,23.1,24.9,25.6,24.4,24.6,24.9,24.4,21.4,19.2
1955,16.3,17.7,19.2,24.2,25.3,24.2,24.1,23.7,24.3,23.8,21.7,16.4
1956,14.5,18.3,19.2,24.3,24.8,24.8,23.8,24.2,24.3,23.9,21.8,18.6
1957,16.1,17.5,20.2,23.4,26.7,25.4,24.2,24.4,24.6,24.2,22.3,18.9
1958,17.2,18.5,20.6,23.8,26.2,25.2,24.5,24.4,24.7,24.5,21.1,17.2
1959,17.2,17.7,19.6,24.5,25.5,25.1,24,24.6,24.4,23.6,22,20.6
1960,18,19.1,20,22.7,23.8,25.1,24.3,25,24.2,24.3,23.3,19.7
1961,19,19.5,19.9,24.1,25.6,25.1,24.1,24.6,24.5,24,22,18.5
1962,18.6,18.8,19.8,24.3,25.1,24.6,24.5,24.2,24.6,24,22,18.6
1963,16.5,18.5,19.9,23.2,24.9,24.6,24.2,24.3,24.7,24.2,22.6,19.3
1964,18.6,18.6,21.4,23.8,24.5,24.3,23.6,24.4,24.5,24.4,21.8,18
1965,17.2,18.4,19.4,23.5,25.8,24.9,24.2,23.7,24,24,21.8,20.7
1966,19.6,19.4,20.6,23.7,26.2,24.9,24.5,24.5,24,23.7,22.7,20
1967,18.6,18.1,20.7,24.4,25,24.7,24.2,24.5,24.3,23.9,22,19.1
1968,17.3,17.5,21,23.2,24.7,24.4,24.5,24.9,24.5,24.5,22.7,19.6
1969,17.2,17.6,20.8,25.1,25.4,25.2,24.7,24,24.3,24.1,21.7,18.6
1970,17.5,18.2,20.6,24.5,24.5,24.4,24.2,24.3,24.5,24.4,22.5,20.7
1971,17.2,18.1,21.6,23.4,24.7,23.8,23.7,23.7,24,23,19.6,18.4
1972,16.4,17.6,20.3,23.5,25.1,24.2,24.7,24.1,24.4,24.2,23.1,20
1973,17.1,18.9,21.1,24.2,24.3,24.8,24.1,24.4,24.2,23.9,22.4,17.8
1974,14.2,16.9,21,24.3,25,24.6,23.9,24.2,24.7,24.7,23.1,18.3
1975,19.8,19.6,21.6,21.5,22.8,24.2,23.7,24.4,23.9,24.4,21.5,17.6
1976,16.6,17.6,20.7,22,23.5,24.3,24.2,23.4,24.5,24.2,21.6,18.8
1977,18.1,18.4,23.3,25,25.1,24.8,23.3,23.1,23.6,23.3,20.7,19.4
1978,18.7,19.3,20.3,24.8,25.8,24.6,24.1,24.9,24.9,24.4,22.3,19.4
1979,18.3,19.4,21.4,25.1,25.7,25.5,24.9,24.9,25,24.4,21.9,19.2
1980,16.3,18.5,22.2,25.7,26.2,24.6,24.8,24.1,25.4,24.2,22.9,19.5
1981,18.4,18.5,21.1,24.6,26,25.5,24.1,24.5,24.3,24.9,23.7,19.3
1982,18.1,18.5,21.7,25.4,25.8,24.5,24.3,24.4,24.2,24.3,22.6,17.9
1983,16.9,19.8,21.9,25,26.4,24.5,24.7,24.5,24.4,24.5,22.1,18.3
1984,17.9,21.3,22,25.2,25.3,24.4,23.8,24.5,24.1,24.2,22.3,19.2
1985,18.9,19.3,21.2,25.1,24.5,24.3,23.4,24.4,24.1,24.3,22.6,19.8
1986,17.5,19.6,20.9,25.3,25.3,25,24.1,24.3,23.8,23.7,22.2,19.3
1987,18.8,19,21.2,25.2,26.6,25.3,25.2,24.2,24.9,24.8,24.3,17.7
1988,17.6,19.8,21.5,23.8,26.2,25.1,23.9,24.3,23.9,24.2,21.5,18.6
1989,18.2,17.2,21.3,23.7,25.3,24,23.5,23.9,23.9,23.6,21.3,16.6
1990,17.2,19.6,21.4,25,25.2,24.7,24.8,24.7,24.6,24.6,23.1,19.4
1991,17,19.4,21.8,24.8,26.4,24.7,25,24.7,24.9,24.6,22.1,19.4
1992,16.8,18,20.7,25.1,25.2,24.7,24.3,24.7,24.6,23.9,21.4,17.8
1993,17.4,18.1,22.3,24.3,25.4,25.1,24.9,24.8,24.4,24.4,21.7,18.7
1994,17.3,19.9,21.3,24.3,25.2,24.2,23.5,24.2,24.7,23.3,20.9,19.4
1995,17.9,17.9,21.7,24.6,25.3,24.2,24.5,24,24.6,24.2,22.7,18.1
1996,19.1,18.9,21.4,24.3,24.3,24.5,23.8,23.9,24.4,23.6,22.8,19.4
1997,15.8,17,20.7,22.6,24.7,24.2,24.5,24.7,24.1,23.9,23.1,20.1
1998,17.1,18.2,20.5,24.3,26.5,25.2,24.5,24.8,24.5,24.3,22,20.3
1999,19.1,21.9,21.8,24.5,24.3,24.4,23.8,24.2,23.6,24.2,22.3,18
2000,18.1,19.6,21.6,25.2,24.9,24.3,23.8,24.4,23.8,24.4,21.5,19.3
2001,19.3,20.1,21.9,25.6,25.1,24.4,24.2,24.4,24.4,24.5,21.2,20.2
2002,18.3,19.8,21.4,24.8,24.7,24,24.4,24,23.9,23.9,23,21
2003,18.2,19.5,21.1,24.6,23.9,24.8,24.3,24.7,24.7,24.6,22.3,19.2
2004,17.5,19.8,20.9,25,23.9,24.7,24,24.3,23.9,23.7,22.5,18.2
2005,16.9,20,21.4,23.8,24.3,24.7,23.9,24.3,24.1,24,22.8,20.2
2006,18,20.9,22.2,23.8,23.8,24.2,24.3,24,24.1,24.1,21.9,19.6
2007,18,19.1,21.2,25.2,24.3,25,24.5,24.5,24.5,24.1,22.2,19.3
2008,20.4,20.6,23,25.4,25,24.9,24.5,24.5,24.6,25.1,22.9,19.8
2009,18.6,20.6,22.7,25.9,25.8,25.2,25.1,25,25.3,25.3,23.3,20.2
