1901,17.3,19,20.3,21.8,23.5,25,26.1,25.5,24.4,21.3,19,16.9
1902,16.4,18.2,19.6,21.1,22.1,24.7,27.3,26.9,25,21.4,18.8,17
1903,17.6,18.1,19.9,22.2,22.9,24.7,26.7,25.2,24.2,21,18,16.3
1904,16.6,17.9,19.1,21.9,23.4,24.9,26,25.7,24.2,21.1,18.8,17.1
1905,17.2,18.4,19.9,21.6,22.4,25.2,26.4,25.4,24.2,21.8,19.3,17.3
1906,15.8,19.2,19.9,21,24,26,26.4,25.9,24.5,20.3,18.1,15
1907,15.3,18.1,19.7,21.2,22.8,24.9,26.2,25,24,20.4,18.5,14.9
1908,16.8,17.4,20.9,22.7,25.2,25.1,26.3,24.9,25.2,23.3,18.1,15.9
1909,16,18.1,19.2,20.5,22.4,24.1,25.9,25.9,24.2,20,17.4,16.7
1910,15.9,17.4,19.4,22.3,23.3,24.8,27.2,26.1,24.2,20,17.9,17.4
1911,16.2,17.1,19.7,21.9,24.1,25.6,26.3,25.7,24,20.7,18.6,17.1
1912,16.1,18.3,19.1,21.7,23.4,24.7,25.7,25.4,24.2,21,18.9,17.2
1913,17,17.8,19.8,21.7,22.3,24.2,26.1,25.5,24.3,21.1,18.6,17
1914,16.7,18.6,20.3,21.7,22.4,25.2,26,25.3,24.2,21.4,18.5,17.2
1915,17.3,18.5,20,21.7,23.2,25.1,25.9,25.4,24.3,21.1,18.9,17.1
1916,16.9,18.5,20,21.8,23.3,25,26.1,25.3,24.1,21,18.8,17.2
1917,17,18.6,20,21.6,23.3,25,25.9,25.4,24.1,20.9,18.7,17.1
1918,16.9,18.3,19.8,21.6,23.3,25.1,25.9,25.4,24.3,21.2,18.9,17.4
1919,17.6,18.8,20.3,21.7,23.4,25.1,25.9,25.5,24.2,21.1,18.8,17.3
1920,17.1,18.3,20,21.7,23.2,25.1,25.9,25.2,24.1,21,18.8,17.2
1921,17.1,18.3,19.8,22,23.2,25,26,25.2,24.2,21.2,18.9,17.3
1922,17.1,18.5,20,21.7,23.3,25.2,26,25.4,24.1,21.2,18.9,17.2
1923,17.4,18.3,20.2,21.5,23.2,25,25.9,25.2,24.1,21,18.8,17.2
1924,17.2,18.6,20.3,21.8,23.2,25.1,26,25.4,24.2,21.2,18.9,17.4
1925,17,18.4,20.1,21.8,23.2,25,26,25.4,24.3,21.2,18.9,17.4
1926,17,18.5,20,21.6,23.4,25.1,25.9,25.5,24.3,21.2,18.8,17.3
1927,17.5,18.4,20.2,21.5,23.3,25,25.9,25.3,24.2,21.3,18.9,17.5
1928,17.4,18.7,20.3,21.8,23.4,25.1,26,25.4,24.3,21.2,18.9,17.3
1929,17.3,18.7,20.2,21.9,23.3,25.1,25.8,25.4,24.2,21.2,18.9,17.1
1930,16.9,18.5,20,21.7,23.2,25,25.9,25.3,24.2,21.2,18.6,17.2
1931,17.1,18.6,20,21.6,23.2,25.1,25.9,25.4,24.1,21.1,19,17.3
1932,17.2,18.6,20.1,21.8,23.3,25,25.9,25.3,24.2,21.1,18.8,17.2
1933,17.2,18.7,20.2,21.7,23.3,25.1,25.9,25.4,24.2,21.1,19.1,17.3
1934,17.2,18.4,20.2,21.7,23.3,25.1,25.8,25.4,24.2,21.2,18.9,17.2
1935,17.2,18.5,20.2,21.8,23.2,25.1,25.9,25.2,24.2,21.2,18.9,17.2
1936,17.1,18.6,20.3,21.8,23.5,25.1,25.9,25.4,24.2,21.2,18.9,17.2
1937,17.1,18.6,20.2,21.8,23.5,25.1,26,25.4,24.3,21.2,19.4,17.5
1938,17.6,18.6,19.9,21.6,23.1,25.3,26.1,25.5,24.3,21.4,18.8,17.4
1939,17.3,18.8,20,21.9,23.7,25.2,25.9,25.2,24,21.6,18.9,17.4
1940,17.8,19.3,20.6,21.8,23.6,25.4,26,25.5,24.5,21.4,19.1,17.8
1941,17.2,18.7,20.2,22,23.3,24.8,26.2,25.2,24.2,21.4,19.2,16.9
1942,17,19,19.9,22.1,23.1,25.4,25,24.8,23.8,20.9,18.8,17.3
1943,16.7,17.3,19.1,20.7,22.9,24.1,25.7,24.9,23.6,20.6,19.3,18
1944,17.6,18.4,20.5,22.4,23.7,25.5,25.6,25.1,23.9,21.2,18.3,17.4
1945,17.6,18,19.3,21.9,23.2,25,26,24.7,23.6,20.5,18.2,17.2
1946,17.4,19.6,20,21.7,23.8,25,26.7,25.8,25,22.1,19.5,17.8
1947,20.1,21.1,22.1,22.1,23.2,26.6,26.4,25.5,24.2,23.5,22.5,18.1
1948,19.1,21.5,18.5,23.5,24.3,24.7,25.7,25.1,24.2,21.3,19,18.1
1949,19.1,19.7,22.2,23.9,24.3,25.5,25.9,25.8,24.3,22.1,19.9,18.7
1950,18.3,19.3,22.3,23.5,24.9,25.9,26.6,25.8,24.7,21.3,19.2,18.6
1951,18.2,19.4,22,23.5,24.7,26.3,27,24.4,24.2,23.9,21.8,20.1
1952,19,20,22.1,23.8,24.7,25.9,25.3,25.3,24.2,21.6,19.8,19.1
1953,17.9,19.4,21.4,23.1,24.6,25.8,25.4,24.8,24.6,21.7,21.2,19.6
1954,18.5,20.4,22.3,24.1,23.6,25.4,23.9,23.6,25.7,21.6,20.7,19.5
1955,20.6,18.4,19.3,21,22.9,24.3,23.4,23.4,23.4,20.5,19.1,19.4
1956,18,18.5,21.1,21.8,23.1,24.7,24.1,22.5,24,23.5,19.4,19.7
1957,17.4,18.3,17.7,20.8,21.8,23.4,23.5,23.3,21.6,19.4,18.4,16.4
1958,16.9,18.9,19.5,20.7,21.8,24.4,24.4,23.4,23.9,21.1,18.3,17.2
1959,15.7,19.3,18,19.9,21.7,24.6,24.5,22.3,24.5,21.2,19.4,18.1
1960,17.6,17.2,18.6,22,23.3,24.1,24.2,24.1,24.5,21,19,18.6
1961,17,18.7,20.3,22.8,23.7,24.4,23.9,24,24.4,21.8,20.2,18.3
1962,16.4,16.5,19.4,21.1,22.7,22.9,24.7,22.9,23.9,19,18.8,16.6
1963,17.5,18.3,19.2,22.4,23.4,23.5,24.5,24.5,22.9,20.5,20.3,19.1
1964,18.3,17.9,19.2,21.5,24.1,25.2,25.6,25.6,24.5,20.7,16.4,15.4
1965,14.8,15.5,16.4,21,20.7,24,24.9,24.6,23.4,20.7,19.6,16.9
1966,16.5,20.2,20.1,21.4,22.2,25.1,26.4,26.8,23.6,21,17.6,14.9
1967,15.5,18.2,21.2,21.7,22.9,24.7,25.6,25.6,24.9,21.2,19,16.9
1968,16,19.9,19.7,22.5,22.7,24.9,26.1,23.6,24.9,20.3,19.8,18
1969,19.6,19.3,20.2,20.7,23.4,24.8,26.8,24.9,23.7,20.1,18.5,16.3
1970,18.6,18.9,21.5,22,24,25.4,26.1,24.8,24.3,21.6,17.8,16.8
1971,16.7,17,18.4,20.6,23.1,24,25.4,24.7,23.1,21.4,19.6,17.4
1972,17.1,18.6,19.8,21.9,22,25.1,26.3,25.4,23.6,21.1,18.5,18
1973,17,16.7,19.3,20.5,23.9,25.3,26.1,25.1,23.9,20.5,18,15.7
1974,16.3,17.2,19.5,19.7,22.2,24.4,24.8,23,22.7,19,15.4,14.8
1975,15.2,17.1,18.2,20.9,22.5,25.2,25.9,24.8,25.1,21.1,17.2,15.2
1976,15.3,18.2,19.9,21.4,23.3,25.1,25.7,25,23.5,21.3,17.8,17
1977,17.4,16.6,18.2,20.6,24,25.6,26.2,24.4,24.3,21.7,18.9,17.5
1978,16.9,18.2,19.6,22,24.4,26.2,24.9,25.4,24.4,21,19.4,18.3
1979,18.4,18.5,20.8,22.1,23.3,25.1,26.5,25.3,24.2,22.1,19.6,19.4
1980,18.5,20.3,22.4,23.2,24.7,26.4,26.4,25.9,24.7,21.8,20.3,17.7
1981,17.5,18.5,21.3,22.7,24.1,25,26.6,26.2,24.7,20.8,18.7,16.6
1982,18,21,21.3,22.6,23.1,25.2,26.8,27,24.9,21.1,20.8,18.5
1983,17.3,20.1,21.9,23.3,23.9,25.1,26.7,27.6,25.9,21.8,18.6,17.8
1984,16.7,15.8,19.3,20.8,22.8,26,25.8,24.9,23.6,19.9,18.5,18.1
1985,17.5,18.2,20.3,23.4,24.2,24.9,26.2,26.7,24.4,21.3,18.8,16.7
1986,15.4,20.6,20.3,22.7,25.3,28.2,26.9,25.6,24.4,21.5,19.6,19
1987,18.1,19.3,23.3,23.1,24.4,26.1,25.8,27.1,25.1,23.4,19.7,17.6
1988,19.2,20.8,20.4,23.4,24,26.3,28,26.9,26.7,23,18.7,17.8
1989,18.7,19.5,21.7,21.7,22.8,25.3,26.3,26.1,25.1,22.5,20.2,19.8
1990,19.1,22,22.5,23.3,24.7,25.9,26.2,25.9,26,21.3,19.4,17.4
1991,19.6,19.9,22,22.5,23.4,25.3,26.3,26,23.2,20.6,18.5,18.3
1992,15.4,18.1,20.5,22.8,24.6,26.2,26.4,25.5,24.4,21,19.7,18.5
1993,18,18.3,20.5,21.7,23.3,26.1,24.9,24,24.8,21.9,18.9,16.5
1994,16.8,18.1,20.5,23.7,24.1,26.6,26.5,25.4,24,20.2,17.5,17.4
1995,17,19,20.4,22.5,24.8,24.2,26.8,25.9,24.9,21.6,18.9,18.6
1996,18.8,18.4,21.3,25.1,24.2,24.6,26.4,25.3,25.3,21.4,18.5,16.7
1997,17.6,18.5,20.4,21.8,23.6,24.9,27.1,26.3,24.7,21.4,20.2,16.7
1998,17.6,20.9,21.3,23,24.5,26.4,26.4,26,25.3,21.2,18.8,16.7
1999,17.1,17.7,21.1,21.5,24.2,24.8,26.3,25,24.6,20.8,17.8,16.5
2000,16,18.3,20,23.3,23.2,25.9,27,25.3,24.2,20.9,18.4,16.6
2001,17.5,17.9,20.5,23.6,23.3,25.1,26.4,24.5,23.7,21.2,18.1,17.6
2002,16.5,18.9,20.2,23,25.5,25,26.9,25.5,24.5,19.2,19.6,18.9
2003,17.6,20.3,20.7,22.9,24.8,26.7,26.2,25.6,24.8,20.8,19.2,17.2
2004,18.9,18,19.7,22.3,23.5,24.9,26.7,25.9,23.9,20.2,18.5,17.6
2005,17,19,21.1,23.3,23.7,23.6,25.8,25.7,24.6,21.3,18.8,16.8
2006,17.1,20.1,20.4,22,24.6,25.8,26.3,24.7,24.5,22,19.3,17
2007,17,20.1,21.4,22.6,24.7,24.9,25.6,25,24.2,20.1,20.1,16.6
2008,16.2,15.9,17.4,20.8,24.1,25.3,26.2,24.7,24.4,21.4,18.3,16.1
2009,17,19.5,21.9,23.2,24.4,26.1,26.6,26.1,25.5,20.9,19.6,18.4
