1901,15.3,18.9,20.1,20.2,20.1,20.3,19.6,19.6,19.8,19.7,19.2,17.2
1902,17,18.5,19.8,20.4,20.5,20.8,19.8,19.8,19.4,19.7,18.9,17.2
1903,16.3,18.9,20.6,20.5,20.6,20.3,19.5,19.2,19.6,19.6,19.1,17.3
1904,15.9,18.7,19.9,20,20.3,20.4,19.2,19.5,19.7,19.5,19.2,17.2
1905,16.1,18.4,19.9,20.4,20.6,19.9,19.4,19.4,19.2,19.8,19.1,17.2
1906,15.7,19.4,20.9,21.3,20.3,20.4,19.1,19.4,19.4,19.3,19,16.8
1907,16.6,18.4,20.2,20.2,20.7,20.3,19.8,19.6,19.6,19.9,19,16.9
1908,16.5,18.9,20.1,20.7,20,20.2,19.3,19.2,19.3,19.3,18.9,17
1909,16,19.2,20.7,20.2,20,19.7,19,19.1,19.7,19.4,18.9,17
1910,14.9,19.2,20.4,20.8,20.6,21.2,19.5,19.5,19.5,19.4,19,17.4
1911,16.5,19,20.4,20.6,20.2,19.6,19.4,19.1,19.7,19.6,18.6,16.5
1912,17,19,20.6,20.9,21,20.6,19.7,19.6,19.4,19.5,18.6,17.2
1913,17.1,18.8,19.3,20.3,20.6,21.5,20,20,19.7,19.4,18.5,16.5
1914,16.7,18.6,19.8,20.2,20.9,21.1,19.4,19.3,19.2,19.5,18.8,16.8
1915,15.8,18.7,20.6,20.6,20.3,20.4,19.5,19.6,19.8,19.8,19.1,17.2
1916,16,18.5,20.4,20.1,20.3,20.2,19.3,19.3,19.2,19.3,18.6,16.8
1917,16.5,18.3,19.8,20.2,19.9,19.9,19.7,19.4,19,19.2,18.1,16.7
1918,15.6,18.5,19.7,19.8,20.1,19.9,19,18.8,19.5,19.4,19,16.7
1919,16.2,19,19.6,19.6,19.6,19.7,18.8,19.2,19.1,19.3,19.3,17.3
1920,16.2,18.9,19.8,19.9,20.1,20.2,19,19.2,19.3,19.3,18.7,17.1
1921,16.2,18.7,20,19.7,19.4,19.3,19.4,19.4,19.5,19.8,18.8,16.8
1922,16.3,19,20.5,19.8,20.2,20.3,19.5,18.9,19,18.9,18.5,16.5
1923,16.3,17.8,19.8,19.5,19.9,20.2,20,19.1,19.4,19.2,18.8,17.5
1924,16.2,19.1,20.5,19.5,19.8,19.6,19,19.2,19.8,19,18.4,15.5
1925,13.7,17.9,19.4,20.9,21.5,21,19.3,18.9,18.5,18.7,16.9,15.3
1926,15.7,19.7,20.9,20.8,20.1,18.6,18.2,19.8,19.9,19.9,18.5,17.1
1927,14.8,18.7,18.7,19.9,19.7,19.1,18.8,19.1,19.8,18.5,18.1,16.3
1928,15.4,17.7,19.3,18.4,18.9,19.8,19.2,18.3,18.7,17.8,17.9,16.7
1929,14.6,16.7,19.5,20.3,19.8,18.7,18.7,18.5,18.9,18.8,18.2,15.7
1930,14.6,17.1,18.8,19.3,20.1,18.8,18.7,18.4,19.1,18.7,17.9,17.3
1931,15.9,18,20.2,20,19.8,20,19.1,19.1,18.6,19.2,18.4,17.1
1932,14.6,18.2,20.2,19.9,20.2,20.3,18.7,19.5,19.6,19.5,18.6,15.6
1933,15.9,17.1,18.5,19.8,20.5,19.6,19.8,20.1,19.4,18.9,18.7,17.5
1934,14.2,17.1,19.5,20.5,20,19.9,19.5,20.1,20.4,19.4,19,16.5
1935,15.3,17.4,19.5,19.8,19.6,19.4,18.8,19,19.4,18.9,18.1,16.9
1936,15.6,19.2,20.3,19.3,19.5,19.6,18.7,18.9,19.2,19.5,19.2,17.1
1937,15.9,18.6,20.3,20.6,20.5,20.6,19.2,19.4,19.2,19.3,19.1,17.2
1938,16.2,18.6,20.1,20.4,20.4,20.5,19.4,19,19.4,20,19.2,17.7
1939,16.5,17.9,20.2,19.7,20.2,20.5,19.9,19.7,19.6,19.5,19,17.1
1940,15.9,18.1,19.6,20.2,20.7,20.5,19.6,19.6,19.8,19.4,18.7,16.5
1941,17.1,18.8,20.4,20.7,21,20.4,19.5,19.9,19.7,20.2,19.6,17.3
1942,15.4,18.5,20.3,20.9,20.4,20.2,19.3,18.5,19.9,19.8,19.4,16.3
1943,15.3,17.8,20.5,20.5,20.6,20,19.4,18.9,19.5,19.4,18.3,16.6
1944,15.5,18.4,19.7,20.8,20.8,20.2,19.9,19.9,19.4,19.5,19.5,17.5
1945,17,18.7,20.5,20.8,20.5,20.9,19.5,19.5,19.4,19.5,19.1,17.1
1946,16.2,18.2,20.8,20.4,20.8,20,19.3,19.1,18.9,19.2,19.5,17.3
1947,16.2,18.9,20.3,20.8,21.3,20.3,19.9,19.6,19.4,19.4,18.4,17.2
1948,15.2,18.2,20.3,20.1,20.7,19.8,19.5,19.6,19.3,19.7,18.8,17.5
1949,16.1,17.7,20.3,20.7,20.8,20.2,19.9,19.6,19.9,19.5,19,17.1
1950,16.1,17.8,20.1,21,20.5,20,19.4,19.2,19.1,18.7,18.9,17.2
1951,16.5,17.9,19.4,19.8,19.9,19.9,19.1,18.8,19.4,19.4,19.1,17.9
1952,17.5,19,19.4,19.4,19.5,19.5,18.2,18.1,19,19,18.6,17.7
1953,17.5,18.6,19,19.9,19.8,19.2,18.9,18.2,19.1,19.3,18.9,18.3
1954,17.4,19.3,19.3,19,19.5,19.2,18.6,18.2,19.2,18.8,19.1,17.8
1955,17.1,19.1,20.2,20.9,20.1,20.1,19.2,19.3,20,19.5,19.2,16.9
1956,16.3,19.1,19.6,20.5,20,19.9,18.2,18.8,19.8,19.1,18.9,17.1
1957,14.9,18.4,19.9,20.2,20.6,20.8,19.8,20,20.1,20,19.6,18.1
1958,17.7,18.5,20.3,20.5,20.8,20,18.8,19.1,19.8,20.3,20.8,17.4
1959,16.1,19.1,20.2,20.5,20,20.4,19.3,19.5,19.3,19.5,19.1,16.4
1960,16.5,18.8,19.4,19.3,20.4,20,19.6,19.8,20.2,20.1,19.6,18.3
1961,15.3,17.9,20.9,20.4,20.8,20.1,19.3,18.2,19.8,19.6,18.9,17
1962,16.6,18.1,19.5,20.1,20,19.5,19.7,19.6,19.4,19.8,19.8,16.7
1963,16.3,18.6,19.2,20.8,20.1,20.5,20.1,19.9,20.5,20.1,18.7,16.6
1964,16.1,18.4,20.2,20.8,20.2,20.2,19.4,18.9,19.4,19.4,19.3,18.1
1965,16,19.2,20.4,20.1,20.1,20.1,19.3,19.1,19.6,20.2,19.5,17
1966,16.5,18.8,20.7,20.7,20.7,20.4,20.2,19.9,19.6,19.4,19.4,17.3
1967,14.5,18.8,20.2,20.3,20.4,20,18.9,19.7,19.5,19.5,19,17.5
1968,15.9,18.8,19.8,20,19.7,20.3,20.2,20.6,19.9,19.3,18.9,17.4
1969,17.3,19.4,20,20.5,20.9,20.5,19.7,19.6,20.4,19.7,18.5,17.4
1970,17.8,19.5,20.8,20.8,20.5,20.6,19.6,20.3,19.3,19.7,19,16.8
1971,14.9,18.3,19.2,19.1,19.4,19.6,18.4,18.6,18.7,18.4,18.2,15.8
1972,16,17.2,19.3,19.6,19.7,19.7,19.9,19.3,19.2,18.9,18.5,16.9
1973,15.3,18.5,20,20,20.1,19.8,19.3,19.7,19.6,19.2,17.9,15.9
1974,14.5,17.6,19.5,19.5,19.9,20.2,19,19.1,19,18.8,17.8,16
1975,13.7,17.8,19.6,19.8,19.7,19.6,18.8,19.2,19,18.8,17.9,16.7
1976,14.8,17.2,18.8,19.5,19.3,19.4,18.9,18.6,19.3,18.5,18.3,15.6
1977,16.7,17.9,19.5,19.9,19.5,19.8,18.8,19.2,19.3,19.5,18,16
1978,17,19.4,19.7,19.5,19.7,19.6,18.5,19,19,19.1,18.4,16.7
1979,17,18,19.8,20.3,20.4,20,19.6,19.7,19.4,19.5,19.2,16.2
1980,17.2,18.7,19.5,20.4,19.8,20.3,19.4,19.3,19.5,19.7,19.3,16.9
1981,13.9,18.9,19.9,20.2,20.2,20.5,19.5,19.5,20.1,19.4,18.5,17.2
1982,13.9,18.3,17.3,19.9,20.1,19.9,19.3,19,20,19.2,18.5,15.6
1983,14.1,18.2,20.9,20.8,20.4,20.5,19.5,19.5,19.7,19.1,18.7,16.9
1984,15.9,18.2,20.5,20.2,19.9,19.9,18.9,19.8,19.8,19.5,18.9,16.8
1985,16,17.9,20.3,20.1,20.1,19.5,18.4,19.7,17.9,19.7,19.4,16.2
1986,14.4,18.6,19.7,20.3,20.1,19.8,18.7,19.1,19.3,19.1,18,14.9
1987,16.5,18.7,20.4,21.3,20.8,20.7,20.4,20.5,20.2,20,19.5,17.5
1988,15.2,18.8,21.9,20.5,20.5,20.4,19.8,19.5,19.9,19.9,19,14.8
1989,15.2,17.4,19.6,19.9,20.5,19.9,19.5,19.6,19.4,19.6,20.1,18.1
1990,15.8,17.3,19.3,20.4,20.6,20.5,18.9,20,19.7,19.6,19.5,17.5
1991,15.8,18.6,17.9,20.1,20,20.9,19.7,19.8,19.9,19.3,19.3,17.4
1992,15,18.5,20.1,20.3,20.1,20.1,19.1,20.9,19.3,19.5,18.9,18.3
1993,15.3,18.9,19.3,20.2,19.5,20.5,19.5,20.1,19.5,20,20.1,17.5
1994,16,18.1,20,20.2,20.2,20.4,19.4,19.9,20.1,19.8,19.2,16.1
1995,13.8,18.2,20.3,20.2,20.5,20.5,19.8,20,19.8,19.3,19.6,17.1
1996,17.4,18.3,19.6,20.6,20.6,20.5,19.6,19.9,19.7,19.6,18.9,18
1997,16.7,17,20,20.7,20.4,20,19.7,20,20.3,20.5,19.7,17.8
1998,15.7,19.4,21.9,21.4,21.5,21,20.4,19.6,20.2,19.9,20.1,17.9
1999,15.7,17.7,19.8,20.4,20.4,20.2,19.8,19.8,19.6,19.1,19.7,16.8
2000,16.8,17.5,20.2,20.1,20.3,20.2,19.3,19.6,19.6,19.5,19.5,17
2001,15,17.8,20.3,20.1,20.5,20,19.2,19.5,19.5,20,19.8,17
2002,15.8,18.3,20.2,20.2,21,20.4,19.9,19.8,19.7,19.2,19,17.4
2003,15.8,19.4,19.8,20.4,21,20.2,19.6,20.1,18.8,20.3,19.7,18
2004,16.6,19,20.4,20.1,20.8,20.2,19.8,19.6,19.7,19.8,19.3,18.8
2005,16.1,19.8,21,20.8,20.7,20.7,19.7,19.5,20.1,19.8,19.6,17.7
2006,16.2,18.9,19.9,20.6,20.4,21.1,19.9,19.9,19.9,19.6,19.1,16.7
2007,16,18.9,20.8,20.2,20.8,20.5,19.9,19.5,19.7,19.7,19.2,17.3
2008,14.4,18.5,20,20.1,20.3,20,18.9,19.2,19.5,18.9,18.9,16.7
2009,15,19.7,20.4,20.7,20.2,20.1,19.8,19.7,19.4,19.3,18.9,17.6
