1901,18.5,20.5,21.9,23.2,24.5,25.9,26.8,25.7,25,22.5,20.2,17.8
1902,17.4,19.6,21,22.4,23,25.4,27.9,27.1,25.5,22.4,20,17.9
1903,18.3,19.2,21.2,23.6,23.7,25.4,27.3,25.4,24.7,22,19.1,17
1904,17.6,19.1,20.4,23.3,24.3,25.6,26.6,25.9,24.8,22.2,20,17.9
1905,18.3,19.6,21.3,22.8,23.1,26.1,26.9,25.5,24.7,22.9,20.4,18.1
1906,16.8,20.6,21.2,22.1,25,27,26.9,26.1,25,21.2,19.3,15.6
1907,16.1,19.3,21.1,22.3,23.6,25.6,26.7,25.1,24.5,21.4,19.6,15.6
1908,17.7,18.7,22.5,24.3,26.3,25.8,26.7,24.9,25.8,24.6,19.3,16.7
1909,17,19.6,20.5,21.8,23.3,24.8,26.2,26.2,24.8,20.9,18.3,17.5
1910,16.7,18.5,20.7,23.7,24.2,25.5,27.9,26.4,24.7,20.9,18.9,18.2
1911,17.1,18.2,21,23.2,25.1,26.5,26.8,25.9,24.5,21.8,19.7,17.9
1912,16.9,19.5,20.2,22.9,24.3,25.4,26.1,25.5,24.7,22,20.1,18
1913,18,18.9,20.9,23,23,24.8,26.6,25.6,24.8,22.2,19.6,17.8
1914,17.7,19.9,21.9,22.9,23.1,26.1,26.4,25.4,24.7,22.6,19.7,18.1
1915,18.4,19.9,21.4,22.9,24.2,26,26.5,25.5,24.8,22.2,20.1,18
1916,17.6,19.7,21.3,23,24.2,25.9,26.5,25.3,24.5,22,19.9,17.9
1917,18,19.8,21.4,22.8,24.2,25.8,26.5,25.4,24.6,21.7,19.8,17.9
1918,17.9,19.5,21.1,22.6,24.2,25.9,26.4,25.6,24.7,22.3,20.1,18.3
1919,18.9,20.2,21.8,22.9,24.4,26,26.4,25.7,24.7,22.2,19.9,18.1
1920,18.1,19.4,21.4,23.1,24.1,25.9,26.3,25.2,24.6,22.1,19.9,18
1921,18,19.4,21,23.3,24,25.7,26.4,25.4,24.7,22.3,20.1,18.4
1922,18.3,19.8,21.4,22.9,24.3,26.2,26.4,25.6,24.7,22.2,20.1,18
1923,18.6,19.4,21.7,22.7,24.1,25.9,26.2,25.2,24.5,22,19.9,18
1924,18.2,20,21.8,23,24,25.9,26.5,25.6,24.6,22.4,20.1,18.3
1925,17.8,19.5,21.6,23,24.1,25.8,26.4,25.5,24.9,22.4,20.2,18.3
1926,17.9,19.6,21.4,22.8,24.4,26,26.5,25.7,25,22.3,20,18.2
1927,18.7,19.5,21.6,22.7,24.2,25.9,26.4,25.5,24.7,22.5,20.2,18.6
1928,18.7,20,21.9,23.2,24.3,26.1,26.5,25.5,24.9,22.3,20,18.3
1929,18.5,20.2,21.6,23.4,24.2,26,26.2,25.4,24.7,22.2,20.1,17.9
1930,17.6,19.8,21.4,22.9,24.2,25.7,26.3,25.3,24.8,22.2,19.6,18
1931,18.1,20,21.4,22.8,24.2,25.8,26.3,25.6,24.6,22.2,20.2,18.2
1932,18.2,19.9,21.5,23.2,24.1,25.8,26.3,25.3,24.6,22.2,20,18
1933,18.4,20,21.6,23,24.2,26,26.4,25.5,24.7,22.3,20.3,18.3
1934,18.4,19.7,21.7,23,24.2,25.8,26.2,25.5,24.7,22.4,20.1,18.1
1935,18.4,19.8,21.7,22.9,24.2,25.8,26.2,25.3,24.7,22.3,20,18.1
1936,18.1,19.9,21.9,23.2,24.4,25.9,26.3,25.4,24.7,22.4,20,18.1
1937,18.1,20,21.7,23.2,24.4,26,26.4,25.5,24.8,22.4,20.7,18.5
1938,18.9,20,21.2,23,24,26.2,26.5,25.6,24.8,22.7,20.1,18.5
1939,18.5,20.4,21.6,23.4,24.9,26.2,26.5,25.5,24.5,22.9,20.2,18.4
1940,19.2,20.9,22.1,23.2,24.8,26.5,26.5,25.7,25.1,22.6,20.4,18.9
1941,18.4,20.1,21.7,23.4,24.2,25.6,26.7,25.3,24.6,22.5,20.5,17.7
1942,18.1,20.3,21.3,23.6,24.1,26.3,25.3,24.8,24.2,22.1,20,18.3
1943,17.7,18.5,20.4,22,23.8,24.7,26.3,25.1,24.1,21.8,20.6,19
1944,18.7,19.8,22.2,23.8,24.8,26.3,26.1,25.1,24.4,22.4,19.5,18.1
1945,18.8,19.2,20.9,23.2,24.1,25.8,26.5,24.7,23.9,21.6,19.4,18.1
1946,18.6,20.9,21.4,23,24.8,25.8,27.1,25.7,25.4,23.1,20.6,18.7
1947,20.8,22.1,23.2,23.4,24.1,27.4,26.9,25.8,24.6,24.4,23.4,19.1
1948,20.4,22.6,19.8,24.8,25.2,25.3,26.2,25.2,24.7,22.5,20.1,19
1949,20.2,20.9,23.6,25,25.1,26.3,26.3,25.8,24.7,23.3,21,19.3
1950,19.3,20.5,23.6,24.9,25.8,26.7,26.8,25.8,25,22.4,20.4,19.4
1951,19.3,21,23.7,24.9,25.8,27.1,27.3,24.8,24.2,25,23,20.9
1952,20.1,21.4,23.3,25.1,25.9,26.7,26.2,24.4,25,22.3,20.9,19.3
1953,19.2,21.4,22.9,24.6,25.9,27.2,25.7,25.2,25.4,22.4,21.6,20.4
1954,19.3,21.9,23.2,25.3,25.2,27.4,25.2,24.8,26.4,23.6,22.5,19.9
1955,20.9,20.1,21.6,23.5,25,26.2,25.4,24.1,24.5,22.9,20.6,20.6
1956,19,21.2,24.4,23.4,24.3,25.5,25.3,23.5,24.6,23.3,19.9,18.9
1957,18.7,19.4,19.9,22.4,23.1,25.1,24.8,24,22.3,21.6,19.7,17.9
1958,18.6,20.9,21.5,22.8,23.5,25.5,25.4,23.8,24.8,23.1,20.4,18.8
1959,17.1,21,20.3,22.2,22.8,25.7,25.1,23.4,25.1,22.6,20.9,19.1
1960,18.9,19.1,20.7,23.9,24.7,24.4,25.3,25.1,25.2,22.7,20.4,19.3
1961,18.3,20,22,24.1,24.6,25.6,24.6,24,24.7,22.1,20.3,19.1
1962,17.4,17.7,21.1,22.3,23.8,24,25.2,23.4,24.3,20.5,20.4,17.6
1963,17.1,18.9,20.8,22.9,24.3,24.8,25.5,25.1,24,22,22,20
1964,19.6,19.7,21.5,22.1,24.7,26,25.7,25.7,25.2,22.2,19,16.8
1965,16.6,17.2,19.1,23,23.3,25.6,25.7,25.1,24.1,22,20.6,18
1966,18.1,21.2,21.7,23,23.9,26,26.6,26.7,24.3,23,20.1,17
1967,16.9,19.6,22,22.7,24.1,25.9,25.6,25.2,25.1,21.9,20.4,17.9
1968,17.3,20.3,21,23.2,23.8,25.7,26.1,24,25.8,21.5,20.7,19
1969,20.4,20.2,21.9,23.4,24.8,26,26.9,25.3,24.8,22,20.4,17.8
1970,19.6,20.2,22.4,23.1,25.1,26.7,26.5,25.4,24.5,23.1,19.2,17.7
1971,17.9,18.7,20.3,22.5,24,25.2,26.1,25.2,24.2,22.7,20.5,18.5
1972,18.7,19.7,21.3,22.8,23.5,25.9,26.6,25.5,24.7,22.7,20.5,19.3
1973,18.7,19.1,21.9,23.3,25.3,26.9,27,25.8,24.9,22.3,19.7,17
1974,18.2,19,20.8,22.2,24.1,25.8,25.9,24.3,23.8,21.4,17.9,16.9
1975,17.1,19.8,20.9,23,24.3,25.9,26,24.9,25.3,22.3,18.4,16.2
1976,16.9,19.9,21,23.1,23.3,25.7,25.9,25.2,24,22.3,19.6,18
1977,18.8,18,20,22.3,24.6,26.3,26.6,24.7,24.8,23.1,20.3,18.5
1978,17.9,19.7,21.8,23.4,25.3,26.8,25.4,25.5,24.8,22.3,20.6,18.9
1979,19.2,20.2,22.2,23.7,24.3,26,27.1,25.6,24.6,22.6,19.9,20
1980,19.6,21.5,23.7,24.4,25.6,27.1,26.8,25.9,25.3,22.5,20.8,18.5
1981,18.3,19.4,22.4,23.4,24.4,25.2,26,25.4,24.4,20.9,19.2,17.1
1982,18.9,21.9,22.6,23.7,24.1,26,27.3,26.5,25.3,21.9,21.8,19.8
1983,19,21.5,23.4,24.3,24.4,26,27,27.2,26,22.6,20.2,18.3
1984,17.6,16.8,20.2,21.9,22.9,25.5,25.3,25,23.6,21.2,19.1,16.9
1985,17.4,18.4,21.1,23.6,23.9,25.8,26.8,25.9,24.8,22.7,19.9,17.6
1986,16.5,22.3,21.6,24.1,25.3,27.8,27.3,25.6,25,22.7,20.9,19.6
1987,18.7,20.2,24.1,24.1,25.3,26.8,26.9,27,25.8,24,20.7,18.4
1988,20,22.1,22,24.3,25,26.8,27.8,26.6,26.5,23.4,19.3,18.2
1989,18.8,20.6,22.5,22.8,23.4,25.6,26.9,26,25,23.1,20.5,20.5
1990,19.4,23,23.3,24,25.6,26.5,26.7,26.3,25.9,22.2,20.5,17.3
1991,20.4,21.4,23.3,23.9,24.5,26.2,26.8,26.1,24,21.9,19.8,19.5
1992,16.3,19.6,22,24.2,25.6,27.1,27,25.8,25,22.4,20.8,19.3
1993,18.7,19.6,22.2,23.1,24.3,27.1,25.9,24.8,25.2,23,20.2,17.3
1994,18.1,19.5,21.9,25,25.1,27.2,26.9,25.7,24.5,21.7,19.1,18.1
1995,18.2,20.4,21.8,23.9,25.9,25.3,27.2,26.1,25.3,22.3,20.2,19.6
1996,19.8,19.6,22.7,26.6,24.9,25.6,26.9,25.6,26,22.7,19.7,17.4
1997,18.5,19.9,21.8,23.2,24.5,25.8,27.3,26.5,25.2,22.7,21.5,17.4
1998,18.7,22.2,22.3,24.3,25.3,27.1,26.9,26.3,25.7,22.3,19.8,17.3
1999,18,19.3,22.6,23,25.3,25.8,26.4,25.2,24.9,21.8,19,17.2
2000,16.7,19.3,21.3,24.8,24.1,26.6,27.7,25.5,24.8,21.9,19.4,17.4
2001,18.7,19,21.9,25,24.3,26,26.9,24.8,24.1,22.1,19.1,18.4
2002,17.5,20.3,21.6,24.3,26.5,25.9,27.5,25.7,25,20.3,20.8,19.8
2003,18.7,21.6,22.6,24.1,25.8,27.6,26.7,25.8,25.4,21.8,20.3,17.9
2004,19.9,19.4,21,23.4,23.9,25.1,27.1,25.9,24.5,21.5,19.4,18.6
2005,17.8,20.1,22.5,24.5,24.4,24.7,26.2,25.8,25.1,22.3,19.9,17.4
2006,18.3,21.4,21.9,23.3,25.8,26.4,26.6,25.2,25,23.2,20.6,17.8
2007,18.2,21.4,22.7,23.8,25.5,25.7,26.3,25.4,25,21.1,20.9,17.4
2008,17.3,17.5,18.9,22.4,25.2,26.3,26.7,25.1,25,22.6,19.4,17.2
2009,18.3,20.8,23.5,24.3,25,27,27.1,26.1,25.8,22.2,20.8,19.3
