1901,16,16.6,17.7,20,19.3,18.8,18.7,18.7,19.1,18.4,17.2,14.5
1902,14.7,15.6,18.5,19.7,19.9,19.7,19.2,19.5,18,18,16.9,15.6
1903,15.3,16.4,18.7,20,19.6,19.2,18.8,18.5,18,17.8,15.8,14.2
1904,14.1,15.4,17.9,19.8,18.9,17.9,18.1,18.5,18.4,18.3,16.3,14.6
1905,14.7,16.5,18.1,19.2,19.7,19.5,19.2,19,18.4,18.2,17.1,14.8
1906,15.8,17.1,17.7,20.9,21,19.2,18.7,18.5,17.4,18,17.3,15.1
1907,14.7,16.3,18.1,18.5,19.4,18.7,18.7,17.9,18.6,18.5,17,15.2
1908,15,15.9,17.5,20.4,19.4,19.5,18.1,18.3,18.5,18.5,16.6,14.8
1909,14.9,16.3,18.6,19.5,19.1,19.2,18.4,18.8,17.7,18.3,17.5,15.9
1910,15,16.2,18.6,20.3,20.3,19.1,19.1,18.1,17.3,17.8,15.7,13.7
1911,15,14.9,18,19.7,19.5,18.9,18.5,18.4,19,18.1,17.2,15.5
1912,14.6,17.3,18.7,20.4,20.8,19.1,18.6,18.6,18.4,17.9,16.4,14.4
1913,14.1,16.4,18.5,20.4,20.3,19,18.3,18.7,19.1,17.9,16.7,15.8
1914,14.3,16.7,18.7,19.8,20.4,20.1,18.8,18.5,18.8,18.2,17.1,16
1915,15.5,16.9,18.2,20.1,20.1,19.6,19.4,19.5,18.7,18.7,17.2,14.6
1916,14.2,16.4,18.6,20.5,19.7,18.3,19.1,18.3,18,18,16.6,14.4
1917,14.1,15.4,17.6,19.7,19,18.1,19.4,18.7,18,17.3,16.9,14.8
1918,14.3,15.1,17.2,19.4,18.4,18.7,19.6,18.9,18.5,19.1,18,15.4
1919,15.9,17,18.3,20.6,19.5,18.8,19,18.7,18.6,18.6,17.1,15.4
1920,14.6,16.7,18.8,19.8,20.2,19.3,19,18.8,18.5,18.5,17.1,14.8
1921,15.6,16.1,18.7,19.3,20.5,19.1,19,18.8,17.7,18.1,16.2,14.7
1922,15.2,15.9,18.7,20.1,19.5,18.9,18.5,18.7,18.4,17.9,16.8,14.3
1923,14.5,16,17.7,19.6,19.8,19.7,18,18.5,18.1,18.6,17.8,16.1
1924,15.5,17.1,18.6,21,20.8,19.1,18.5,18.8,18.3,18.5,17,15.3
1925,15.5,16.2,18.4,20.6,18.6,19.1,18.8,18.7,18.9,18.4,17.2,15.5
1926,15.8,16.8,19.1,19.9,20.8,20,19.8,19.1,18.5,18.5,17.4,16
1927,16.1,17.3,19.5,21,20.5,19.2,18.3,18.9,18.7,18.4,16.8,16
1928,15.9,16.6,18.4,20.6,21,19.6,18.9,18.5,19,18.4,17.3,15.4
1929,15.6,16.6,18.3,19.5,19.7,19.1,19.4,19.7,19.2,18.3,17.1,15.8
1930,15.4,16.3,18.4,20.2,19.3,19.6,19.1,19.1,18.8,18.3,16.9,15.7
1931,15.2,17,18.8,20.9,20.9,20.1,19.3,19.1,18.3,18.7,17.2,15.3
1932,14.2,16.1,18,20.2,19.5,19.2,18.7,19.3,18.4,18.7,17.2,15.2
1933,14.9,16.8,18.2,19.9,18.8,18.2,18.6,18.4,17.9,17.8,17.4,15.1
1934,14.8,16,18,19.9,20,19.1,19,18.7,18.8,18.8,15.7,14.6
1935,15,16.7,18.3,19.5,20.7,19.5,18.6,18.6,17.8,18.6,16.3,15.6
1936,15.5,16.8,18.3,20.1,20.1,18.1,18.7,18.6,18.7,18.5,17.5,15.9
1937,15,17.3,18.8,18.9,20,19,18.4,19.2,18.9,18.2,16.8,15.2
1938,15.7,17,19.2,20.2,20,18.4,18.5,18.5,18.1,17.5,16.6,15.4
1939,14.8,16.4,18.1,19.2,20.1,19.1,18.3,18.7,18.3,18.7,16.7,14.9
1940,13.8,16.4,18,19.6,19.3,19.1,18.8,18.5,18.8,18.6,17.1,15.4
1941,15.3,17,19.5,20.5,20.3,19,19.5,19.5,18.6,18.7,17.7,16.1
1942,15.1,16.9,19.1,19.5,20.3,18.9,18.7,18.6,18.3,18.3,16.5,15.8
1943,15.5,16.5,18.8,19,18.5,17.9,18.3,18.6,17.7,17.1,16.8,14.8
1944,15.3,16.2,17.2,18.9,19.9,18.9,18.5,19.2,18.5,18,17,15.6
1945,15.1,17.1,18.8,19.1,19.8,19,19,18.9,18.4,18.1,16.5,15.3
1946,14.3,16.3,18.9,19.1,19.2,18.5,18.8,18.6,18.3,18.3,16.8,15.8
1947,15.6,16.4,18.9,19.2,20,19.1,18.9,19.1,17.9,17.8,16.3,15.7
1948,15.9,17.2,18.7,19.5,19.3,19,19,18.9,18.4,18,17.6,15.2
1949,15,16.4,19.1,19.4,19.1,18.6,18.8,18.8,17.9,18.1,16.1,14.9
1950,15,16.6,18.5,19.6,19.9,18.7,18.4,19,18,17.8,16.2,15.3
1951,14.9,16.1,18.2,19.2,19.3,17.9,18.6,19.2,19.1,18.4,17.6,14.9
1952,15.2,16.9,18.2,20.3,19.8,19.1,19.1,18.7,18.6,18.2,16.8,15.7
1953,15.1,16.2,19,19.4,20.2,19.5,18.6,18.9,18.5,18,16.2,15.1
1954,15.2,17,18.2,19.6,19.3,18.7,18.3,18.4,17.8,17.3,15.7,15.4
1955,15.5,17,18.2,19.1,18.9,19.1,18.9,18.6,19,18.5,16,14.5
1956,14.9,15.9,18.8,20.1,19.2,18.6,18.2,18.8,18.6,17.7,17,14.6
1957,14.8,16.1,17.7,19.3,20,19.4,19,19.1,18.6,19.2,17.6,16.6
1958,15.5,17.6,18.9,20.3,20,20,19.3,19.3,18.5,18.6,17.7,15.4
1959,15.9,17.1,18.1,19.7,20.2,19.2,18.6,18.8,18.7,19,17.2,15.7
1960,15.7,16.5,18.7,19.6,19.1,19.3,19.5,18.8,18.6,18.4,16.7,15.4
1961,15.5,16.7,18.8,19.8,19.2,18.5,18.5,19,18.2,17.9,16.8,15.3
1962,14.4,16.3,17.8,19.3,19.1,19.4,19.2,18.7,18.3,18.3,16.2,15.1
1963,15,15.4,18.1,19.2,19.7,18.9,19.3,18.7,18.6,18.3,17.6,15.5
1964,13.9,15.8,18.2,20.3,20.3,18.9,19,18.3,17.6,17.7,15.9,13.7
1965,14,16,17.7,19.1,19.7,18.8,18.7,18.7,18.6,19,17.7,15.9
1966,15.7,16.9,18.5,19.7,19.2,19.4,19.3,19.4,18.5,18.1,17,15.4
1967,14.4,15.1,17.9,19.7,20,19.4,18.3,18.5,18.1,17.7,15.4,16.4
1968,14.7,16.1,18.1,19,19.7,19.2,18.7,18.9,18.5,17.5,17.2,15.3
1969,14.7,16.7,18.9,20.1,20.2,19.4,19,19.1,18,18.3,17.2,16
1970,15.2,16.4,18.1,20.5,19.4,18.9,18.9,18.5,18.1,18.1,16.7,13.3
1971,15.1,15.7,17.7,19.5,19.4,18.6,18.8,18.3,18.4,17.7,15.8,14.7
1972,13.6,15.9,17.2,19.7,19.6,20,19,18.8,19,19.2,17.3,16.2
1973,14.3,16.9,18.3,20.8,20.3,19.6,19.5,18.1,18.7,18.4,16.7,15.1
1974,14.2,15.5,18.3,20.3,19.1,18.7,18.7,18.3,18,17.7,15.7,14.1
1975,14.2,16.6,18,19.9,19.4,18.7,18.2,18.6,18,18.1,16,13.5
1976,13.7,15.5,17.9,19,19.6,19.4,18.9,18.7,18.8,19,18.3,15.7
1977,14.3,16.8,18.8,20.6,19.6,19.4,18.8,19,18.8,18.9,18.4,15.1
1978,15.2,16.8,18.5,20.5,19.8,18.6,18.5,19.1,18.5,19.1,18,17.1
1979,16.4,17.5,18.9,20.7,20.5,20,18.9,19.2,19,19.1,18.9,16.8
1980,15.1,17.2,19.2,21,20.9,19,19.4,18.8,19.1,19.3,17.9,16
1981,16,17,18.8,20.7,20.7,19.3,19.7,18.7,19.1,19.4,17.4,15.7
1982,15.3,17.5,18.9,20.6,20.7,19.5,19.3,19.1,18.7,19.5,18.6,16
1983,15.3,17.8,19.4,20.2,21,20.3,19.7,19.3,18.4,18.8,16.2,16
1984,16.6,16.8,19.2,20.5,20.9,19,18.7,18.6,18.5,18.1,17,15.2
1985,16.3,17.1,19.3,20.6,20.4,18.7,18.7,18.7,19,17.8,16.5,16.2
1986,15.7,16.8,19.4,20.6,20.6,19.3,19.4,18.7,19,18.8,17.1,16.3
1987,15.6,16.3,18.3,20.5,20.6,19.2,20,18.9,19.5,19.1,18.1,16.8
1988,15.5,17.7,19.6,20.5,20.5,19.5,18.9,19,18.4,18.5,17.4,15.1
1989,15,15.8,18.7,20.2,20,19,19,18.3,18.5,18.7,17.7,15.7
1990,15.2,17.3,19.4,20.4,19.8,19.2,18.8,18.7,18.9,19,17.5,16.2
1991,15.9,17.1,19,20.4,20.6,19.8,18.8,18.4,19,18.4,17.3,15
1992,14.2,16.4,17.8,19.7,19.8,19.4,18.8,18.6,18.6,18.3,18.2,14.6
1993,14.7,16,18.5,19.9,20.4,19.7,18.7,18.8,17.9,18.7,18,15.8
1994,15.4,16.9,18.6,20.2,20,19.3,18.8,19,18.3,18.3,17.1,14.7
1995,14.9,17.1,18.3,19.9,19.7,19.9,19,19.2,18.8,18.4,17.6,15.5
1996,15.4,16.5,19.3,19.7,20.3,19.5,19.7,19,19,17.9,17.4,15.1
1997,15.1,16,18.1,19.7,20.4,20.3,19.9,19,19.3,19,18.9,17.5
1998,16.7,17.2,19.4,21.2,20.9,20.2,19.7,19.6,18.8,18.7,17.6,16.1
1999,14.7,17.1,18.6,20.1,18.9,18.9,19.3,19.3,18.8,19.1,17.2,14.7
2000,15.8,17.3,17.8,20.3,19.4,19.2,18.9,19.1,19,18.6,17.2,15.3
2001,16,17.7,19,20.5,20.1,19.7,19.5,19,19.4,18.6,17.9,15.9
2002,15.8,17,19.4,20.8,20.6,19.7,20.2,19.4,19.7,19.3,17.9,16.1
2003,16.1,18,19.4,20.6,21.3,20.4,19.8,19.9,19.3,19.2,18.1,16
2004,15.9,17.2,19.8,20.6,18.9,19.3,19.4,19.3,18.8,18.5,17.5,15.9
2005,16.2,17.4,19,19.9,20.5,20,19.5,19.5,18.8,18.6,16.9,15.9
2006,16,16.9,18.6,20.3,19.7,19.5,19.8,19.6,19.5,19.2,18.2,16
2007,16.1,17.1,19.5,20.6,20.6,19.8,19.8,19.3,18.6,18.8,17.4,15.9
2008,16,16.8,17.8,19.8,20.5,19.5,19.6,19.1,18.8,19,18,16.4
2009,15.8,17.7,19.5,20.8,20.3,19.6,19.3,19.8,19,18.9,18,16.6
