1901,18.6,22.3,24.2,25.9,24.9,25.2,24.9,24.7,24,23.9,21.6,18.5
1902,17.1,21.7,24.1,25.3,25.5,25.7,24.9,24.5,23.8,23.7,21.3,19.3
1903,18.4,20.9,25,26.5,25.9,24.2,24.6,23.9,23.5,23.4,20.1,15.2
1904,15.4,19.8,23.5,24.6,25.2,25,24.6,24.7,24.4,24.1,20.4,16.9
1905,19,22.7,24.2,26.3,25.4,25.1,24.9,25,24.6,24.3,21.8,21.2
1906,19.9,23,24.5,27,26.7,25.7,25.2,24.9,25,23.7,20.6,18.4
1907,17.8,21.6,23,25.2,24.8,24.7,24.5,24.2,24.1,23.8,21.5,16.3
1908,17.7,21.2,23.7,25.7,25.2,25,24.6,24.3,24.1,23.8,19.9,17.8
1909,17.8,21.6,24,25.4,24.8,25,24.4,24.5,24.4,24.3,20.5,17.1
1910,18.5,20.5,23,25.3,25.3,24.6,24.6,24.5,23.6,23.5,21.1,16.6
1911,17.2,20.7,23.6,25.8,25.4,25.1,24.6,25,24.5,24,22.7,19.4
1912,18.2,21.6,24.6,25.8,26.4,25.6,24.3,23.8,23.8,23.3,19.8,17.7
1913,17.4,21.6,23.6,25.9,24.5,24.8,23.8,24,23.9,23.4,20.2,17.5
1914,16.9,21.7,23.9,26.1,26.1,24.8,24.2,23.7,23.8,23.1,21.2,18.7
1915,17.9,22.5,24,25.5,24.8,25.1,24.2,24.5,23.6,23.6,20.3,15.7
1916,16.1,20.9,24.5,25.5,25.4,24.7,24.7,24.3,23.9,23.1,19.7,16.6
1917,17.4,20.9,22.7,25.7,25.6,24.3,24.3,23.8,23.5,22.8,20.5,16.7
1918,17,19.7,23,24.5,24.6,24.9,25.2,24.4,24.5,23.9,21.9,19.4
1919,18.5,21.8,25.1,25.7,25.4,24.6,24.4,24.5,23.7,23.5,20.9,18.4
1920,16.2,21.3,24.1,25.3,25.7,25,24.5,24.6,24.2,23.1,21.5,18.4
1921,17.5,20.5,23.9,25.6,24.7,25,23.7,24.2,23.4,23.1,19.9,17.7
1922,18.5,21.7,23.2,25.5,25.8,25.1,23.8,24.2,24.5,23.4,20.2,17.2
1923,17.5,20.1,23.5,24.6,24.2,24.4,23.5,23.5,23.7,23.1,21.5,18.7
1924,18.3,21.4,24.3,25,25.3,24.7,23.5,24.1,23.7,22.8,21.9,16.2
1925,17.7,20.4,23.8,24.2,25.2,24.9,24.3,24.3,24.1,23,21,16.7
1926,18.3,21.5,23.6,26,26.2,25.4,24.5,24.1,24.3,23.3,21,18.6
1927,17.9,21.4,24.2,24.5,24.3,24.9,24.2,24.1,23.7,23,21.2,18
1928,19.6,21.2,24,24.8,25.1,24.4,24.1,24.3,23.7,22.8,20.4,18.3
1929,18.8,20.8,22.6,24.7,25.2,24.5,23.8,24.1,24,23.3,20.8,19.1
1930,18.4,21,22.8,24.5,25,25,24,23.9,24.3,23.5,21.3,18.6
1931,18.5,20.6,24.6,26.2,26.5,25.4,24.8,24.4,23.8,22.6,20,18
1932,16.5,21.5,23.4,25.6,26.3,25.8,24.5,25.2,24.3,23.5,21.9,17.1
1933,18.3,21.8,23.9,25.8,25.8,25.2,24.4,24.7,24.4,23.8,20.1,17.8
1934,17.3,20.7,23.5,25.4,26.3,25.6,24.3,24.3,24.3,23.4,21.5,16.1
1935,19.1,22.1,24.4,25.7,25.5,25.2,24.2,24.3,24.2,24.3,22.1,19.2
1936,17.4,20.8,23.4,26,26,24.9,24.4,24.4,23.7,22.8,20.9,19.5
1937,18.5,22,24.5,26,25.1,25,24.1,24,23.8,22.7,22.8,18.9
1938,17.7,20.8,22.4,24.4,24.6,24.2,23.9,24.5,24.2,23.6,19.5,18.4
1939,17.3,20.2,23,25.3,24.6,24.4,24.7,24.7,24.1,23.4,22.4,14.4
1940,14.2,20.8,23.3,26.8,26.4,25.3,24.8,24.9,24.9,23.3,22.2,19.4
1941,21,21.9,25.6,26.9,25.5,26.3,26,25.5,24.9,24.2,22.2,19.8
1942,17.3,21.6,24,25.4,25.3,24.8,24.7,24,24.1,23.7,21.5,18.3
1943,16.3,20.4,23,24.3,24.8,24,24.1,23.7,23.9,23.7,21.2,17.8
1944,18.5,21.8,23.7,25.2,24.7,24.4,24.3,24.2,24.4,24.1,21.5,16.8
1945,17.7,21.5,23.5,25.1,24.1,24.5,24.8,24,23.7,22.8,21.9,18.7
1946,16.3,22.5,24,24.1,24,24.3,23.8,24.3,23.9,22.4,19.8,18.6
1947,20.1,20.9,22.9,23.8,24.5,24,24.2,24.5,24.3,24.3,20.4,17.5
1948,16.6,22.3,24.1,24.5,24.3,24.8,24.1,25,23.8,23.8,19.4,18.9
1949,16.2,19.3,23.9,24.5,24.5,25.6,24.3,24,24.3,24.2,21.9,19.4
1950,16.8,19.2,23.5,25.4,24.6,24.5,24.2,24.5,24.3,23.8,22.4,17.1
1951,17.6,19.6,23.5,25.5,25.1,24.7,23.9,24.5,24.5,24,22.8,19.4
1952,18.2,22.3,23.9,24.4,25,24.7,24.5,24,23.7,24.4,22,16.7
1953,18.9,21.4,22.7,24.6,24.2,24.4,24.2,24.2,24.2,23.7,21.6,18.3
1954,19.5,20.4,22.2,25.8,24.4,24.5,23.8,24.3,24,23.6,19.7,17.2
1955,15.2,20.8,23,24,24.4,24.4,24,24.2,23.8,23.6,20,15.2
1956,14.5,21,23.9,24,24.1,23.7,23.9,23.8,23.7,23,19.2,15.9
1957,16.8,20.2,22.7,24.7,26,24.9,24.4,24.5,24.3,24,21.3,18.8
1958,18.5,20.5,24.5,25,25.9,25,24.9,24.2,24.2,23.8,19.4,15.9
1959,16.7,22.3,22.1,25.3,24.5,24.6,24.3,24.1,24.1,24.2,21.7,20.5
1960,18.8,20,25.1,26.8,25.8,24.7,24.6,24.9,24.4,23.8,22.3,17.6
1961,17.1,21.7,22.9,25.9,24.9,25.6,24.6,24.7,23.7,23,21,17.9
1962,16.8,19,24,25.3,23.4,24.4,24.2,23.6,23.4,22.5,20.5,16.9
1963,13.8,20.6,23.7,24.9,27,25.6,24.5,24.5,24.4,23.7,22.7,18.7
1964,18.3,20.4,23.3,26,25.1,24.8,24.2,24.6,24.2,24.2,20.7,17.8
1965,15.8,22.4,23.2,25.5,25.2,24.5,24.6,24.4,24,23.8,21.6,20.4
1966,20,22.6,24.4,26,25.3,24.8,25,24.7,23.9,24.1,21.4,20.8
1967,18.2,20.3,22.7,24.8,25.2,24.9,25,24.7,24.1,22.9,21.1,16.8
1968,16.8,21.3,23.6,24.9,25.1,24.7,24.6,24.4,23.8,23.1,21.6,19.5
1969,21.2,21.9,24.9,25.7,25.5,24.3,23.4,22.9,22.9,22.7,19.2,16
1970,18,19.9,23.4,23.5,23.5,23.8,23.8,23.3,23.6,23,20.9,19.9
1971,16.4,19.5,22.4,24.3,24.4,24.8,24.5,24,24.2,22.9,18.9,19.4
1972,16.5,21.9,23.3,25.2,26.8,25.3,25.9,24.9,24.6,24.4,23.1,20.4
1973,16.5,21.7,24.9,27,25.6,25.6,25.3,24.7,24.4,23.5,20.4,16.2
1974,17.2,20.2,23.8,25.5,25,24.8,24.3,24.8,23.9,24.2,21.5,18.9
1975,20.2,20.7,24.6,26.3,25.1,25.5,24.5,24.7,24.2,24,21,16.4
1976,15.8,21.2,24.1,25.7,24.7,24.8,24.8,24,24.4,24.6,19.8,18.2
1977,19.4,20.4,23.7,25.7,25,26,25.7,25.2,24.5,24.6,20.9,18.3
1978,20.8,23.1,26,26.8,26.2,25.4,24.6,24.8,24.4,23.8,20.8,18.9
1979,20.9,23.2,25.2,26.4,26.6,25.8,25.8,25.2,24.5,23.3,19.2,17.8
1980,17.4,22.4,25.3,27.5,27,25.3,25.1,24.5,24.4,23.9,22.1,18.2
1981,16.2,21.5,23.9,24.7,25,24.3,23.5,23.8,23.7,23.5,22,17.4
1982,16.8,22.2,24.4,24.6,25.2,24.8,24.2,23.7,23.5,23.4,22.4,16.1
1983,17.3,22,23.9,26.3,25.6,24.8,24.2,24.1,24.2,23.3,20,17.4
1984,17.4,22.5,23.5,25.2,24.5,24.5,23.3,24,23.1,22.7,21.1,19
1985,19.8,22.4,24.4,25.3,24.5,24.3,23.6,24.1,23.6,23.4,22.4,18
1986,16.3,21.4,22.5,24.9,24.3,25,24.5,24,24,24,20.9,19
1987,18.7,21.7,23.5,25.3,25.6,25.4,25.3,24.7,24,23.9,23.8,15.8
1988,19,23.3,25.4,25.3,24.4,24.2,24.2,24,23.9,23.6,19.9,17.8
1989,20.2,22,23.4,26.1,25.2,24.4,24.7,24.1,23.8,23.7,21.2,16.8
1990,21,22.9,24.1,25.6,25,25.2,24.7,24.3,23.7,24,21.5,18.4
1991,21.3,20.8,26.1,26.5,26.6,25.9,26,25.2,25.4,24.1,20,19.9
1992,18.5,21.5,24.6,27.2,26.6,25.6,25.3,25.2,24.7,23.2,19.5,18.2
1993,19.5,20.2,24.9,26.1,26.1,26,26.1,25,24.5,23.9,21.2,18.3
1994,19.6,24.1,24.2,26.3,25.7,25.6,25.4,25,24.7,22.6,20.1,19.7
1995,19.7,20.4,24.6,26.2,25.6,25.6,25,23.9,25,24.2,21.7,17.6
1996,18.4,19.3,23.9,24.9,24.2,24.3,24.6,24.5,23.9,23.7,22.4,18.2
1997,17.6,21.1,23.8,23.9,25.4,25,24.6,24.6,23.4,23.9,22,20.1
1998,20.1,23.3,25.3,26.4,25.9,25.5,25,24.7,24.2,23.8,22,19.7
1999,19.2,20.9,24.1,24.5,24.2,24.5,24.6,24.2,23.6,23.2,22.6,17.6
2000,19.9,20.6,23.5,25.2,25.1,25.2,25.2,25.1,24.4,24.7,21.1,20.9
2001,21.8,22,24.1,27.6,24.3,24.5,24.8,24.8,24.1,24.1,19.5,19.9
2002,18.3,22.6,24.6,25.5,24.9,24.5,25,24.3,23.9,23.6,22.7,21.5
2003,17.8,21.3,23.3,25.6,25.3,24.5,24.1,24.5,23.8,23.7,21.6,17.5
2004,19.1,20.4,24.2,26.1,25,24.5,24,24.5,23.7,23.8,21.3,16.8
2005,19.4,23.8,23.9,26,25.6,25.3,24.5,24.6,23.9,24,22.2,19.6
2006,18,22.1,24.9,25.1,24.4,24.6,25,24.2,23.8,24.1,22.4,18.4
2007,18.6,21,25,25.4,23.6,24.1,24.4,24.6,24.1,23.5,20.1,20.1
2008,18.2,21.5,23.5,25.1,24.4,24.3,24.4,24.1,23.9,24.2,21.4,18.3
2009,16.4,22.2,24.1,25.1,25,25,24.9,24.8,24.4,24.5,21.2,19.6
