1901,14,16.9,18.6,24.1,24.6,25.1,24.9,24.8,24,23.9,20.9,16.3
1902,14.3,16.4,19,23.8,24.6,24.6,24.5,24.2,24,22.8,19.1,15.7
1903,13.5,15.3,19,24.3,25.2,24.6,24.6,24,24.1,23.8,20.6,14.9
1904,13.4,14.5,18.8,23.2,24.6,24.5,24.6,24.5,24.6,23.5,20.2,15.8
1905,13.5,14.4,18.6,22.7,25.3,24.5,24.8,24.6,24.9,23.9,20.6,17.5
1906,15.6,16.1,18.1,24.4,26,24.9,25.3,24.6,25.2,23.6,20.1,16.6
1907,15.3,15.3,17.8,22.9,24.3,24.6,24.2,24.4,24.6,23.3,20.3,15.5
1908,14.5,15.3,18.6,24.2,24.4,24.6,24.4,24.2,24.3,22.9,19.8,15.5
1909,14.7,16.1,18.8,23.3,24.6,24.5,25.1,24.5,24.7,24.4,20.8,16
1910,14.7,14.9,17.8,23.1,24.6,24.7,24.2,24.6,24.4,23.4,20.1,14.6
1911,14.5,14.8,18,23.1,24.5,24.7,24.3,24.5,24.4,22.9,19.8,15.8
1912,13.9,16,19.2,23.5,25.2,25,24.4,24.2,24.1,23.2,20.2,15.4
1913,14.8,17.2,18.6,23.8,24.3,24.8,24.6,24.2,24.1,23.2,19.9,15.3
1914,13.3,16,18.8,22.9,24.9,24.5,24.7,23.9,24.2,21.9,19.8,16.3
1915,15.4,15.6,19.1,23.3,24.4,24.7,24.6,24.5,24.3,24.3,21.2,15.1
1916,13.5,16.2,18.6,23.3,24.9,24.7,25,25.1,25.1,24.3,21.8,16.2
1917,13.7,15.8,17.4,22.6,24.2,24.6,25,25,24.8,24.1,22.1,15.9
1918,13.6,15.8,18.5,22.5,23.8,24.2,25.1,24.7,25,24,20.3,16.6
1919,15.6,16.8,18.7,23.2,25.2,24.9,25,25.7,24.4,24.1,21.9,16.9
1920,14.9,15.5,19.3,22.9,24.1,24.7,25.6,24.5,25,23.9,20.6,16.9
1921,15.6,15.8,19.4,23.8,25.1,24.7,25.1,25.2,24.9,23.2,20.8,16.4
1922,15.3,16,18.6,23,24.8,25.1,25.1,25.1,25,23.8,21.3,16.6
1923,15,15.2,17.5,23.5,24.7,25.3,24.1,24.6,24,23.1,21,16.9
1924,15.2,15.7,19.1,24.1,24.8,25.1,24.3,24.4,23.8,23.8,21.5,15.4
1925,14.3,15.4,18.3,23.2,24.3,24.8,25,24.7,24.6,23.1,20.5,16.7
1926,15.3,16,19.1,22.9,25,24.6,25.5,25.4,25.2,24.3,20.8,17.9
1927,14.7,15.9,17.5,23.1,24.1,25.2,25.6,25.2,24.8,23.9,20.5,16.5
1928,15.8,17.4,18.4,23.2,24.6,24.4,25.5,25.2,25.1,23.8,20.1,17.2
1929,15.6,15.9,18.4,23.6,25.4,24.5,25.7,25,25.2,23.8,20.4,16.3
1930,13.8,14.9,18.6,23.5,24.7,24.4,24.1,24.2,24,23.4,20.8,16
1931,15.4,15.4,18.4,24.8,25.1,25.1,25.2,25,24.1,23.1,19,16.6
1932,14.2,15.3,18.7,23.3,25.8,25.2,24.4,24.8,24.4,23.5,21,15.5
1933,14.8,15.1,18.4,23.1,24.5,24.6,24.2,23.8,23.8,23.4,19.3,15.4
1934,14.6,15.3,18.7,23.9,26,24.7,24.1,24.1,24.3,23,19.7,14.2
1935,14,15.9,18.4,23,26.3,24.9,24.3,23.7,24,23.5,20.1,17.1
1936,14.6,14.6,19,23.6,25,24.1,24.1,24.6,23.6,22.6,19.9,17.2
1937,14.3,16.5,17.3,23.9,24.3,25.1,24.6,24.7,24.3,22.9,20.5,17.1
1938,15.7,15.1,19.7,24.6,23.5,24.8,24.2,24.2,24.3,23.2,18.1,15.1
1939,15.4,15.1,18.4,24.8,24.2,24.5,23.9,23.7,23.6,22.9,20.3,13.8
1940,12.9,13.9,17.3,23.7,24.3,24.2,24,24.2,24.1,22.9,20.1,15.1
1941,14.2,14.6,19,24.3,25.3,25,25,24.8,24.7,23.2,19.7,17.5
1942,14.2,15.4,19.3,23.6,25.5,24.9,25.1,24.2,23.8,23.2,20.9,15.8
1943,14.5,14.9,18,22.3,24.5,24.2,24.3,23.8,23.9,23.3,20,16.1
1944,15,15.3,18.4,22.9,25.1,24.7,24.7,24.4,24.1,23.4,19,14.8
1945,13.8,14.8,18.7,23,24.3,24.7,24.8,24.4,24.2,23,20.3,16.9
1946,12.8,16.4,18.7,22.2,25,25.1,24.5,24.3,23.7,23,19.9,17.9
1947,15.3,15.1,19.4,24.3,25.6,25,24.6,24.9,24.7,23.2,19.6,16.9
1948,14.1,15,17.7,22.3,23.8,24.8,24.3,24.3,23.8,23,19.9,15.8
1949,14.1,14.9,17.2,21.5,23.2,24.6,24,24.1,23.8,23.6,20,14.5
1950,12.5,14.3,17.6,22.4,25.1,24.6,23.9,24.1,24.1,23.6,20.4,15
1951,13.3,14.3,17.5,22.4,24.9,24,24.5,24.4,24.3,23.6,20.3,17.5
1952,14.2,16.1,17.8,23.2,25.3,24.6,24.3,24.1,23.7,24,20.8,15.4
1953,15,16.3,19.2,24.4,24.7,24.7,24,23.6,23.9,23.8,20.7,16.8
1954,13.7,16.1,18.2,24.6,25.3,24.5,24.5,24.3,24.4,23.1,19.3,16.2
1955,13.3,14.5,18.3,24.1,24.9,24.6,24,23.9,23.9,23.4,20.7,13.9
1956,12.9,15,18.6,24.3,24.3,24.7,23.9,24.2,23.8,23.1,20.1,15.2
1957,14.4,14.5,17.7,23.8,26,25.1,24.3,24.6,24.3,22.9,19.3,15.4
1958,14.9,15.3,18.2,24.6,25.9,25.6,24.7,24.6,24.5,24,20.4,15
1959,14.8,15.5,18.3,24.8,25.7,25.6,24.3,24.5,24,23.1,19.4,17.5
1960,15,16,18.1,24.2,25.6,25.1,24.4,24.6,24,23.5,20.6,16.7
1961,15.1,15.8,19.9,24.2,25.8,25.7,24.2,24.6,24,23.3,20,15.5
1962,14.1,15.9,18.3,23.9,25.2,25,24.9,24.5,24.4,23.4,19.2,15.5
1963,13.2,15.8,18.8,22.1,23.9,24.2,24.3,24.4,24,23.2,20.1,16.2
1964,14.6,15.7,18.9,23.3,24.4,24.4,23.9,24.4,24.5,24,21.1,15.8
1965,14,15.7,17.4,23.5,25.6,24.7,24.3,24,24,23.3,19.9,18.3
1966,16.1,16.4,19,24.1,26.3,24.6,24.8,24.3,23.8,22.8,21.4,17.5
1967,15.6,15.2,18.9,23.4,24.8,24.5,24.4,24.3,23.6,23.3,19.1,16.4
1968,14.7,14.9,18.6,22.4,23.9,24.1,24.5,24.4,24.2,23.5,20.9,16.5
1969,13.7,14.7,18.6,23.8,25,24.9,24.6,23.8,23.7,23.1,20,15.9
1970,14.4,15.5,18.6,23.7,24.7,24.4,23.9,24,23.9,23.5,20.7,17.2
1971,14.4,15,18.5,22.8,24.1,24.1,23.7,23.6,24,22.8,18.3,15.2
1972,13.7,13.7,18.2,23.6,25.3,24.3,24.9,23.8,23.7,23.5,21.6,16.5
1973,14.6,16.5,18.9,23.9,24.2,24.9,24.5,24.2,24.2,23.6,21,15.3
1974,12.5,14,18.2,23.8,24.5,24.6,24.1,24.3,24.6,24,22.1,15.6
1975,15.7,16.8,20.9,22.1,23.1,24.4,23.9,24.3,23.9,24.1,20.3,14.9
1976,13.8,15.6,21.1,22.4,23.1,24.4,24.6,23.7,24.3,23.3,20.4,16.1
1977,15.2,15.2,20.4,23.2,24.2,23.8,23.8,23.6,23.7,22.8,20,16.5
1978,13.8,15.9,18.1,23.4,25.1,24.9,24.9,24.8,24.3,23.7,20.8,16.9
1979,15.2,16.4,19,24.5,26.7,25.3,24.6,23.5,24.4,23.5,20.6,17.2
1980,14.2,15.7,19.8,25.7,25.4,24.8,24.7,23.9,24.8,23.2,20.4,16.7
1981,15.4,15.8,18.6,23.2,25,24.8,23.9,24.3,23.8,23.6,21.6,16.5
1982,14.3,16,18.3,23.9,25.7,24.6,24.3,24.1,23.8,23.3,20,15
1983,13.5,16.7,19.5,23.8,25.5,22.5,24.6,24.4,24.3,23.8,20.8,15.7
1984,15.1,17.8,19.5,24.8,25.1,24.6,24.1,24.3,24,23.6,20.1,16.9
1985,15.7,16.2,20.1,25.4,24.6,24.2,23.5,24.5,24,23.5,20.3,17
1986,15,16.9,18.5,24.3,24.7,24.5,24.2,24.7,23.8,23.3,20.8,17.2
1987,16.1,16.7,18.8,24.2,25.9,24.6,25.4,24.5,24.7,23.7,22.8,15.9
1988,14.9,16.7,19.8,23.4,25.7,23.8,24.5,24.4,24.1,23.7,20.8,17
1989,14.8,15.5,19.4,22.8,24.6,24.4,24.1,24.3,24.1,23.3,19.5,14.6
1990,14.7,17.3,19,24.1,25,26.3,25.1,24.8,24.6,23.8,22.2,17.2
1991,14,16.8,20.8,24.3,25.3,23.7,24.4,24.1,24.1,23.8,20.1,16.1
1992,13.7,15.1,19.1,22.9,24.3,24.9,23.9,24.3,24.1,23,20.1,14.9
1993,14.9,15.5,18.6,23,24.4,24.3,24.5,24.2,23.7,23.2,19.5,15.5
1994,14.3,16,18.5,23.6,25.1,24.8,23.7,24.1,24.2,22.5,19.3,16.3
1995,14.9,14.8,19,23.9,25.6,25,24.2,23.8,24,23.7,21.3,15.6
1996,14.2,16,19.7,23.3,24.3,24,23.8,23.6,23.9,22.6,20.6,16.7
1997,13.4,14.5,19.4,21.9,24.7,24.3,24.5,24.5,23.7,22.8,21.3,17.2
1998,14,15.6,18.3,23.7,25.4,25,24.3,24.7,24.6,24,21.7,17.4
1999,15.1,18.9,19.7,25.5,23.6,24.2,23.6,24,23.2,23.4,20.3,15.7
2000,14.9,17.2,18.7,24.3,23.9,24.4,23.5,23.9,23.3,23.4,19.6,16.2
2001,15.8,17.7,20.3,25.4,24.9,24.4,24,24.2,24.1,24.1,20.3,17.6
2002,15.7,16.8,20.2,24.7,24.3,25,24.4,23.5,23.4,23.1,21.1,18.4
2003,15.1,16.8,18.6,23.9,25.2,24.4,24.5,24.5,24.3,23.9,20.3,15.8
2004,15.6,16.5,20.3,24.6,25.3,25,23.9,23.9,23.7,22.4,20.4,16.5
2005,14.3,17.5,20.2,23.6,24.2,24.9,23.9,24.1,23.5,23,20.5,17.4
2006,14.6,18.3,20.2,23.3,23.5,24.3,24,23.4,24,23.3,20.3,17.1
2007,14.8,16.4,18.7,24.5,24.1,24.7,24.3,24.5,24.2,23.4,20.4,16.5
2008,16.8,16.7,20.9,24.7,24.9,24.4,24.5,24.4,24.1,24,20.8,17.1
2009,15.8,17.9,20.3,25.5,25.1,25.4,24.8,24.7,24.9,24.2,21.4,17.2
