1901,17.8,19.3,23.3,26.6,29.3,29.8,30,29.3,28.4,25.9,22.3,19
1902,18.6,19.4,24.3,26.5,29.8,29.4,29.7,29.2,28.3,25.7,22.7,19.4
1903,17.4,19,23.9,27.2,28.8,29.6,29.8,28.7,28,26.1,21.8,17.9
1904,17,19.7,22.7,26,28.6,29.5,29.5,29,28.4,26.2,21.8,17.9
1905,18.9,19.5,21.5,25.5,29.5,30,29.9,28.8,28.7,26,22.6,20.2
1906,18.2,19.8,22.4,26.1,29.3,30.2,30.3,29.2,29,25.8,22,19.1
1907,18.4,19.2,22.4,25.8,28.8,29.2,29.5,29.4,28.1,26.7,23.1,18.3
1908,18.4,19.3,22.7,26.6,28.9,29.7,29.6,29.3,28.4,26,22.1,18.8
1909,17.9,19.8,23.7,26.5,28.2,29.8,29.8,29.3,29.2,26.8,23,19.1
1910,18.6,19.4,22.7,26.3,29.8,29.6,29.4,29.3,28.2,25.6,22.4,17.9
1911,17.9,19.2,23.2,26.4,28.7,30.2,29.5,29.3,28.6,25.5,22.7,19.4
1912,17.5,19.6,23.3,26.2,29.8,30,29.3,28.8,27.7,25.6,21.8,18.6
1913,17.8,19.9,21.8,26.1,27.9,29.6,29.5,28.8,28.1,25.8,21.6,18.1
1914,18.4,20,23.6,26.5,29.2,29.6,30.2,28.6,28.1,25.5,21.9,19.5
1915,18.4,20.4,23.2,27.2,28.3,29.6,29.3,29.2,28.2,27.4,22.7,19
1916,18,19.8,22.9,26.8,29.9,30,30.1,29.7,28.8,25.8,22.5,19
1917,16.9,19,22.1,25.7,28.9,29.6,29.8,29.3,28.7,26.4,23,18.1
1918,16.8,19.4,23.3,25.9,28.6,29.3,30.1,28.8,29.1,26.7,22.4,20.4
1919,18.8,19.1,24.9,27.3,29.6,30.6,30.1,30.2,28,25.7,22.6,19.2
1920,18.3,18.7,23.5,26.1,29.1,30,30.6,29,29,25.6,23.3,19
1921,19,19.4,23.7,28.1,29.5,30.8,30.2,30.4,28.5,25.8,22.5,20.6
1922,19.7,21.8,24.1,27.3,31,30.6,30.3,29.9,28.8,26.4,22.2,19.1
1923,19.8,19.9,24.8,26.9,28.9,29.3,30.2,29.3,29.5,26.8,24.3,20.7
1924,19.6,20.5,24.2,26.8,30.4,30.1,29.8,29.8,29.7,26.3,23.1,20.1
1925,17,18,23.3,25.1,29.5,30.2,30.6,30.4,29,25.4,23.6,18.9
1926,19.2,19.5,23.1,27.3,29.9,30.1,30.6,29.7,29.9,25.3,23.4,20
1927,19.1,19.7,22.8,25.7,29.1,30.5,30.8,30.6,28.4,26,23.3,21.1
1928,20.8,18.6,24.3,27.3,30.3,29.8,30.5,30.1,29.7,23.8,21,20.5
1929,20.3,20.8,22.7,25.7,30.4,30.4,30.5,30.5,28.8,26.4,22,21.3
1930,16.9,20.2,22,27.8,29.1,30.1,31.2,30,28.6,26.7,22.9,20.3
1931,19.2,22.7,25,29.5,31.1,31.6,30.4,30.8,28.7,24.7,22.2,19.3
1932,17,17.6,22.1,27.4,31.5,30.8,30.6,30.4,28.4,25,23.1,18.2
1933,16.9,19.9,23.7,28.6,29.3,30.5,30.3,29.7,29.4,26.2,22.8,21.2
1934,16.6,20.6,23.6,26.2,30.1,29.6,30.2,29.8,29.5,25.1,22.6,19.6
1935,18.9,20.4,24.3,27.2,30,30,30.4,29.7,28.3,27.4,23.9,18.7
1936,16.4,19.5,21.3,27,29.2,29.7,30.1,29.9,28.1,24.9,23.9,20.8
1937,18.5,20.3,24.1,27.8,29.1,29.8,30.4,29.4,29.2,27,23.5,20.9
1938,19.1,20.1,23,27.7,28.2,29.9,29.3,29.6,29.2,25.9,21.8,20.2
1939,18.7,20.4,24.5,25.3,29.3,29.3,30,29.5,27.8,26.5,23.9,17.1
1940,17.4,20.8,23.3,26.3,28.7,30,30.5,29.9,29.4,27.2,22.7,21.4
1941,20.8,21.8,24.4,26.6,28.9,29.2,30.4,29.2,27.5,25.3,22.4,20.7
1942,19.6,21.7,24.8,26.7,29.4,29.6,29.7,29,29.3,27,24,19.9
1943,18.2,19.1,24.1,26.5,29.7,29.8,30,28.8,28.5,26.9,22.6,19.9
1944,19.7,20.5,24.4,27.2,28,29.3,30.3,29.2,28.8,25.2,22.8,15.6
1945,17.4,17.2,23.3,26.7,28.5,31.1,30.6,29.5,29.7,25.2,24.8,19.3
1946,19.8,21.1,24.9,28.1,29.5,30.8,29.9,29.9,29.2,25.6,23.4,21
1947,20.1,19.5,23.5,25.7,30.5,30,30.2,30,28.9,25.6,22.8,19.6
1948,18.6,20.6,24.4,26.8,28.8,30.5,29.5,29.5,28.6,25.1,21.2,20.3
1949,17.5,20.5,23.5,26.1,28.9,30.2,30.1,29.7,29.1,26.2,23.2,19.2
1950,19,18.2,24.2,26.5,29.6,29.4,29.8,28.9,28.5,26,22.4,18.2
1951,17,20,22.1,26.3,28.7,28.7,29.4,29.3,27.7,25.4,22.2,18.9
1952,18.3,20.5,23.5,26.7,30.5,29.6,29.7,28.9,27.8,25.4,23.2,17.3
1953,18.3,19.5,23.6,25.6,28.5,29.2,30.2,29.6,27.3,26.5,22.6,19.2
1954,19.1,19.9,20.7,27.1,28.8,29.3,30.2,28.7,28.1,24.7,22.1,16.9
1955,15.4,21.1,23.8,25.5,29.5,28.9,29.7,28.4,28.8,25.1,19.8,18.3
1956,15.6,20.6,23.8,26.9,28,29.4,29.5,28.7,28.3,25.2,21,18.4
1957,18.9,17.4,22.6,26.4,29.4,28.3,29.8,29.4,28.4,24.7,23.3,20.3
1958,17.6,17.4,25.2,28.2,30.6,29.8,29.8,28.9,28.1,25,21.3,18.7
1959,16.6,19.5,21.7,27.2,28.7,30.3,29.7,29.4,27.5,25.6,22.9,20.4
1960,18.2,19.4,24.8,25.9,29,30.4,29.2,29.5,28.1,25.3,23.5,17.8
1961,17.4,18.3,23.4,26.8,29.2,30,30,29.1,28.1,26.3,21.6,19.4
1962,14.5,18.9,22.1,26.3,29.8,29.1,30.3,29.1,28.3,25.7,22.1,18.7
1963,15.2,18.2,22.4,26.6,30.4,29.7,29.7,29.4,29.4,25,23.3,18.8
1964,18.2,17.9,23.1,27.3,28.7,29.5,29.9,29.7,28.8,26.5,21.3,17.4
1965,17.7,20.7,22.6,26.8,29.1,29,29.9,28.9,28.4,26.2,22.5,19.6
1966,19.8,21.6,24.6,27.7,28.4,28.8,30.1,29.1,27.4,26,22.9,20.7
1967,16.3,17.4,22.9,25.7,30,30.1,30.3,29.7,27.8,25.2,22.3,17.3
1968,17.7,15.3,23.1,24.4,29.1,29.1,29.9,29.5,28.5,25.5,23.8,21.7
1969,19.6,19.5,23.7,27.1,30.8,29.8,30.3,29.1,28.3,26.6,21.1,18.1
1970,18,21,23.2,25.7,29.1,29.1,29.5,29.3,28.4,25.3,21.9,19.9
1971,16.2,18.6,23.1,26.9,28.4,29.8,29.2,28.2,28.5,24.3,20.9,18.7
1972,17.4,19.4,23.2,24.8,30.3,30,30.1,28.9,28.2,26.7,22.8,19.7
1973,18.2,22.5,24.7,28,29.9,30.3,29.8,29.1,28.4,25.4,21.3,17.9
1974,17.5,17.9,21.5,25.6,29.5,29.4,29.5,28.6,28.8,26.2,23,19.9
1975,18.7,20.7,24.8,27.7,29.2,29.8,29.9,29,29,26.3,21.3,15.9
1976,16.5,20.1,22.7,25.8,28.6,29.3,29.9,28.9,28.3,26.1,20.3,19.7
1977,16.7,16.5,23.1,26.5,30,31.1,30,29.8,27.9,26,21.4,19.9
1978,17.7,19.1,24.2,26.9,28.7,29.7,29.9,29.6,27.4,25.5,22.6,20.2
1979,19.8,21.7,24.7,27.1,29.4,29.6,31,29.5,28.5,24.7,20.6,20.2
1980,19,18.8,25.4,27.8,29.5,30.4,30.5,29.8,28.1,26.3,23.5,19.9
1981,18.2,21.2,24.6,27.2,28.1,29.4,29.8,30.2,29,26.1,22.8,17.3
1982,18.9,19.6,24.9,24.8,29.5,29.9,30.4,29.6,28.4,26.9,23.1,16.6
1983,16.3,19.3,21.6,28,30.4,30.9,31.5,29.7,29.1,26.5,21.3,17.2
1984,16.5,20,23.5,28,28.6,29.8,30,29.6,28.2,24.7,23.4,19.8
1985,18.2,20.1,20.8,25.6,29.5,29.9,29.7,29.6,27.9,26,22.9,18.9
1986,17.7,19.5,23.1,26.7,28.5,30,29.5,29.5,28.2,25.2,22.2,20.3
1987,19.1,21.4,24.5,26.8,30.9,30.5,30.7,29.6,28.2,26.8,23.4,16.9
1988,19.5,20.6,22.8,25.8,30,30.5,30.2,29.5,28.2,25.5,21.7,19.9
1989,17.2,19,21.9,27,28.5,30,29.9,29.7,29,26.2,23,19.5
1990,19.3,20.1,22.4,26.6,27.7,29.5,29.5,30.7,29,26.2,23.8,20
1991,19.8,20.8,25.4,27.2,29.5,30.1,30.1,29.5,29.2,26.1,22.1,19.8
1992,16.8,18.4,23.8,28,30.1,30.3,29.5,30.3,29.3,25,21,19.6
1993,16.5,20.2,23.7,27.2,29.3,30.9,31,30,28.8,25.4,22.8,18.8
1994,20.3,21.3,21.6,28.4,29.7,29.5,29.9,29.2,28.9,25.4,23.2,20.9
1995,17.9,19.1,23.8,28.1,29.3,30.3,29.9,29.2,28.8,26.9,21.9,18.8
1996,18.4,17.9,23.9,25.1,29,29.8,29.8,29.4,28.9,26.4,23.6,19.2
1997,18.5,18.5,23.7,25.4,30,30.3,29.5,29.6,27.1,27.1,23.9,21.2
1998,20.2,21.5,24.9,27.8,30.4,30.6,30.5,30.5,29.4,27.2,24.1,20.9
1999,19,21.5,25.2,27.4,27.7,30.5,30.2,29.3,28.7,26.6,22.7,17
2000,19.1,19,23.3,27.1,28.4,29.2,30.2,30.3,28.8,26.8,22.1,20.9
2001,20.1,20.2,23.4,27.7,28,29.7,29.9,30,29.5,26.5,21,20
2002,18.3,21.4,24.5,27.9,28.8,30.6,30.3,28.8,28.1,26.3,23.1,20.4
2003,17.9,21.7,23.3,28.2,30.3,30,31,30.5,28.6,26.5,23.6,19.3
2004,18.7,19.6,24,26.5,28.8,29.9,29.9,30.4,28.8,25.5,23.5,19.3
2005,18.1,22.1,22.4,27,31.4,30.8,30.7,29.9,29.3,26.7,23.6,18.8
2006,19.3,21.3,24.4,27.5,28.8,30.9,30.8,29.6,28.7,27.5,24.7,19.7
2007,17.3,21.7,25.1,25.6,28.7,31,30.6,30,28.4,26.3,21.6,21.5
2008,18,15.4,23.4,27.5,29,29.6,30,30,29.6,27.6,22.4,19.4
2009,17,24,24.9,26.6,29.1,30.6,30.9,30.7,30.1,28,23,20.7
