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