1901,19.9,13.6,19.2,23.7,25.3,27.1,28.8,28.1,26.6,24.4,20.9,18
1902,18.5,15.7,21.5,23.5,25.7,26.8,28.9,28.7,26.3,24.3,22.7,19.4
1903,16.6,15.6,20.8,22.8,24.4,27.1,28.7,27.4,27.1,24.7,20,17.6
1904,16.8,17.4,18.4,23.1,24.5,26.9,27.6,27.9,27.4,24.9,20.4,17
1905,19.2,15.4,17.4,20.6,25.3,27,28.6,28.2,27.3,24.4,20.2,20
1906,17,17,18.1,22.7,25.4,28.2,28.4,28.7,28.1,23.7,19.9,18.7
1907,17.9,15.6,18.7,21.3,24,26.2,28.1,29.1,27.3,26.6,22.9,18.5
1908,18.1,16.6,17.8,21.5,24.8,27,28.9,28.3,28.3,26.1,21.4,20.3
1909,18.3,17.2,18.7,22.1,24,28,28.8,29.1,28.1,26.2,21.6,18.7
1910,17.6,17,19.2,21.8,24.8,28.4,29.3,28.3,27.4,23.8,21,18.3
1911,17.4,16.9,19.6,21.8,24.7,28.7,28.9,27.7,27.6,23.5,20.6,20.2
1912,16.7,17.7,20.3,23.1,26,26.7,29.4,28.5,27.3,24.7,21.4,19.1
1913,17.7,17.2,17.6,23.3,25.4,27.5,28.7,29.3,27.7,24.2,22,18.2
1914,17.9,17.3,20.7,23.3,25.4,27.1,28.4,29,27.1,25,21.1,19.7
1915,17.9,18.1,19,23.4,23.4,28,29.6,29.2,28.1,26.9,23,19.5
1916,18.6,17.4,16.6,22.8,26,27.4,29.8,28.3,28.5,24.6,20.9,19.5
1917,15.6,15.4,17.1,21.6,24.1,27.2,28.2,29,27.6,24.5,19.8,16.4
1918,14.5,15.8,17.6,22.9,24.7,27.7,28.2,27.3,27.2,23.8,21.3,20.3
1919,17.6,15.4,21,22.8,24.5,28.2,28.4,28.8,26.1,23.2,20.1,17.3
1920,16.6,16.8,18.6,21.2,24.5,26.3,28.4,28.5,27.2,23.6,22.5,21
1921,18.5,16.1,18.6,23.3,24.7,26.9,28,29,25.6,22.9,20.8,18.7
1922,18,17.6,19.2,22.8,26.5,27.4,29.5,28.4,27.1,24.2,19.7,18.3
1923,17.4,15.8,19.5,22.3,25.4,27.4,29.2,28.5,27,24.3,22.4,19.3
1924,18.6,16.8,18.6,22.4,26.3,26.5,28.2,27.7,27.5,25.3,20.1,17.6
1925,17,15.5,18.7,21.2,25.5,27.3,28.5,28.7,27,23.4,21.5,17.5
1926,17.2,16.9,18.9,20.9,24.5,25.8,28.8,29.2,28.3,24.2,21.5,18.1
1927,17,15.8,17.5,20.5,23.7,27.1,28.3,29.1,26.6,24.3,21.4,18.9
1928,18.2,16.8,19.2,21.6,25,26.4,29.6,28.1,27.3,23.8,21.5,19.7
1929,18,16.4,18.5,21.9,25.6,27.6,27.7,27.9,27.6,24.4,20.4,20.2
1930,15.9,16.9,18.6,24.1,25.9,27.2,27.8,28.2,27.9,25.1,21.5,19.4
1931,18.1,17.8,19.1,22.7,25.2,26.8,29.2,28.5,27.6,23.6,22.2,19
1932,17,14.9,17.9,22.4,26.9,27.3,28.4,28.1,27.3,24.5,21.6,18.1
1933,16.2,16.9,18,23.7,26.4,27.4,28.5,30.2,28.7,25,20.6,18.5
1934,15,16.5,18.4,21,25.3,27.5,28.3,29.3,27.9,24,21.1,19.4
1935,17,17.5,20.4,22.7,25.9,26.9,28.1,28.2,26.6,26,22.7,18.9
1936,16.9,16,16.3,22.6,25.2,27.9,29.2,29,27.5,24.4,21.7,20
1937,18,17,19.5,22.7,26.1,27,28.9,27.3,28.8,25.4,22.8,19.4
1938,18.2,16.6,18.6,23.5,25.9,29.2,29.2,28.5,28.2,25.2,21.7,19.9
1939,18.2,17.9,20.1,21.4,25.4,27.2,28,29.2,28.6,25.7,22.5,19.6
1940,18.7,18.6,18.5,22.8,24.4,27,28.7,28.8,28.2,26,23,20
1941,19.5,18.8,19.9,22.5,26.3,28.2,29.5,30.2,28.4,26.3,22.7,20.7
1942,18.7,18.1,22.8,24.6,26.2,28.9,29.1,29.3,27.8,26.6,22.9,19.5
1943,17.5,17.9,21.1,23.1,26.2,27.7,28.5,28.1,29.5,26,23.4,20.4
1944,19.5,17.9,19.4,23.1,25.4,27,29.3,29.1,28.9,26.3,24,17.6
1945,16.6,14.4,19.7,23.6,24.6,28.4,30.2,29.1,27.8,23.2,23.7,19.4
1946,20.5,19.9,21.6,24.8,26.5,28.3,28.5,29.7,29.1,23.7,22.1,19
1947,17.9,15,19.5,22.2,25.7,26.8,28.7,29,29,23.1,23,20
1948,16,17.5,19.7,22.9,26.4,28.1,28.4,29.2,27.5,25.1,20.7,21.2
1949,16.4,18.4,19.9,22.5,27.2,27.7,29.6,28.3,28.9,25.1,22.7,20.8
1950,19.6,16.6,21,22.1,25.6,26.6,29.4,28.8,29,26.2,21.9,18.2
1951,17.4,18.2,17.8,21.7,24.5,27.1,28.9,28.9,28.7,25.6,22.3,20.2
1952,18.3,17.9,19.8,22.7,27.1,28.3,28.1,28.9,28,25.3,22.9,18.4
1953,17.8,17.7,19.7,20,23.9,27.9,29.5,29.8,27.7,26.1,22.7,20.5
1954,19.5,18.4,17.2,22.8,27.4,28.4,29.6,29.1,27.8,24.9,22.2,18.6
1955,16.5,18.4,21.1,22.3,26,27.2,28,27.6,28.2,23.7,20.1,18.7
1956,16.3,16.6,20.2,23.6,25.8,28.1,29.3,29,26.9,24.6,20.1,18.2
1957,18.2,14.5,18.1,23,24.9,27.3,29.4,29.6,26.8,24,21.2,20
1958,17,15.3,21,24.4,25.5,27.2,28.3,28.7,27.5,24.8,20.8,19.5
1959,16.3,19.2,20.2,23.3,25.9,27.9,28.8,28.5,27.5,24.1,22.1,21
1960,18.3,17.9,22.6,22,24.6,27.4,29.8,27.5,28.4,25.2,22.6,18.5
1961,16.7,16.7,19.3,23,25.4,29.1,28.8,28.4,27.9,25.3,23.2,19.9
1962,15,18,19.1,21.9,25.7,27.9,29.1,29,28.1,25.1,21.5,18.8
1963,14.8,15.8,19.9,23.2,27.4,27.3,28.5,29.6,28.7,24.2,23,18.9
1964,17.7,15.9,19,25.2,25.6,27,29.7,28.6,28.4,26.6,20.9,18.1
1965,17.2,18.9,18.8,22.9,24.7,26.9,28.6,28.4,27.3,25.4,23.6,19.8
1966,19.2,19.9,22.4,23.9,24.8,26.4,28.9,29.3,26.1,25.5,23.2,20.1
1967,16.6,16.3,20.3,22.7,26.1,27.7,30,29.1,27.2,24.1,22.7,15.9
1968,17.2,13.1,18.8,21.8,24.9,26.6,29.1,29.2,28.2,24.2,22,21.5
1969,19.6,17,19.2,23.6,26.6,26.3,29.7,29,28.3,24,21,18.9
1970,16.7,18.6,16.9,21.6,26,28.4,29.9,29.2,28.3,26.1,22.6,20
1971,15.5,17.1,19.5,23.3,25.6,28.9,30.5,29.6,28.3,24.2,20.8,19.5
1972,18.3,16,19.8,22.1,25.6,27.9,28.7,27.3,28.1,26.2,22.9,20
1973,17.7,20.5,21.2,24.3,25.7,27.2,28.2,28.7,29,25.6,21.8,17.5
1974,17.8,15.8,19.4,23.6,26.2,27.2,28.8,28.3,27.4,26.1,22.4,20.8
1975,17.7,18.5,19.4,24.7,25.4,26.9,29.2,28.4,29,26.5,21.5,17
1976,17.3,18.8,19.3,22.5,25.6,27.7,28.6,28.4,27.2,24.8,20,19.4
1977,17.1,15.9,21.6,25,26.9,27.4,29.1,29.1,28.3,25.4,20.8,20.7
1978,17,17.4,19.7,23.2,24.8,28.6,30.1,28.4,28.5,24.7,21.6,20.2
1979,19.4,19.6,20.3,23.5,24.3,26.9,30.6,28.6,28.2,24.4,21.1,20.2
1980,17.7,16.4,21.5,22.7,25.8,29.7,30.5,29.2,27.9,26.1,22.7,18.4
1981,17.9,18.8,22,25.1,24.8,27,28.7,29.5,27.6,25.7,21.4,18.4
1982,17.6,17.6,20.9,21.5,26.1,27.3,29,28.8,28.1,26.4,23.4,18.9
1983,17.8,16.5,18.6,24.9,25.9,28.6,30.6,29.7,29.7,26.9,21.1,18
1984,17,16.5,18.9,22.1,24.8,28.7,29.3,28.4,28.3,25.8,23.1,18.9
1985,18.1,18.1,17.8,22.2,26.8,27.3,29.1,28.8,28.1,26.4,22.4,18.7
1986,16.8,15.3,18.9,24.2,25.6,28.2,29.8,30.1,28.2,25.3,22.3,20.1
1987,18.3,18.6,21.8,23.1,25.4,28,29.5,30,26.9,26.2,23.7,19.2
1988,19.5,17.9,17.9,21.6,26.6,29,30.3,28.7,27.7,25.7,20.4,18.4
1989,18.7,17.6,19,23.6,24.9,28.3,29.6,29.6,27.8,25.2,21.9,18.9
1990,18.7,19.5,19.9,22.4,25.6,27.7,29.6,28.6,28,25.3,23.4,20.6
1991,18.7,18.4,22.2,23.8,26.5,29.3,29.8,29.5,28.3,24.5,21.7,20
1992,17.6,16.9,20.4,23.5,24.7,28.3,29.5,29.2,28.3,24.1,21.1,21.1
1993,17.4,19.5,20.3,22.7,26,28.4,29.9,29.7,28.6,25.4,23.4,20.2
1994,18.9,18.4,18.1,25.8,26.6,28.5,29.1,28.6,27.2,24.7,23.1,21.2
1995,18.2,16.3,19.3,23.8,25.5,28.6,29.1,28.5,28.3,26.4,21.6,18.8
1996,18.8,17.5,21,20,24.1,29.2,30.2,28.6,28.6,26.3,23.6,19.8
1997,18.3,17.7,21.1,24.2,26.2,26.9,29,28.4,27.3,26.2,23.6,21.1
1998,18.7,18.7,21.2,25.8,26.5,28.3,30.2,30.3,28.4,26.3,24.2,21.4
1999,19.7,18.9,21.8,24.7,24.6,28.5,28.7,28.7,28.7,26.6,23.2,19.4
2000,19.5,17.4,20.3,23.3,26.1,28.5,29.6,28.2,28.3,26.9,23.2,21.2
2001,19.7,19.3,21.1,23.2,25.8,28.5,29.8,30.2,28.8,26.2,22.3,20
2002,18.9,19.5,22.3,25,27,29,29.3,29,27.6,26,22.6,20.4
2003,17.7,19.3,20.4,24.5,25.6,27.5,31.5,30,28.9,25.8,23.8,19.8
2004,18.7,20.5,20,24.2,27,28.3,29.6,29.6,27.8,25,23.5,20.6
2005,17.5,17.3,18.8,24.4,25.8,27.9,29.9,28.9,29.3,26.7,24,18.2
2006,19.2,19,20.6,24.4,26,28.6,29.4,29.5,28.3,27.5,24.2,20.3
2007,18.6,21,21.4,23.1,27.3,28.6,32,28.7,28.6,25.9,22.5,20.9
2008,18.4,16,21.3,23.6,26.4,28.7,29.5,29.2,29.2,27.3,22.8,20.3
2009,17.6,21.6,20.5,22.6,26.2,28.6,29.6,29.4,29.5,26.3,22.1,19
