1901,18.5,18.5,18.9,18.2,16.1,13.1,12.9,14.8,17.5,18.6,18.6,18.5
1902,18.5,18.5,18.8,18.5,16,13.4,13.2,15.1,17.7,18.6,18.7,18.8
1903,18.6,18.7,18.9,18.5,16.3,13.4,12.9,15,18.2,19.1,18.5,18.4
1904,18.4,18.3,18.5,18.3,15.9,13.4,12.8,14.8,17.3,18.8,18.7,18.3
1905,18.6,18.5,18.6,18.2,16.1,13.7,12.8,15.1,17.9,19.2,18.7,18.7
1906,18.8,18.4,18.8,18.1,16.2,13.3,12.9,14.8,17.6,18.7,18.4,18.6
1907,18.6,18.4,18.7,18.3,16.1,13.2,12.7,14.5,17.5,18.9,18.5,18.6
1908,18.5,18.5,18.8,18.4,15.8,13.3,12.9,15,17.7,19.1,18.8,18.6
1909,18.5,18.6,18.9,18.3,16.1,13.2,13,15,17.6,18.9,18.6,18.7
1910,18.6,18.5,18.7,18.2,15.9,13.2,12.9,14.8,17.5,18.7,18.7,18.6
1911,18.4,18.4,18.6,18.1,16,13,12.7,14.7,17.3,19,18.8,19
1912,18.8,18.8,18.7,18.5,16.5,13.2,12.8,14.7,17.7,18.8,19.1,18.5
1913,18.6,18.6,18.7,18.3,16.1,13.1,13.1,15,17.7,19.1,18.9,18.6
1914,18.8,18.5,19.1,18.3,16.3,13.5,12.9,15,18,19.3,19,18.8
1915,18.7,18.6,18.9,18.5,16.1,13.5,13.3,15,17.9,19.3,19,18.8
1916,18.7,18.6,19.1,18.5,16.1,13.4,13,14.8,17.8,19.3,18.7,18.7
1917,18.7,18.9,19,18.4,16.4,13.5,13.1,14.9,17.6,19,18.8,18.4
1918,18.3,18.5,18.8,18.1,16,13.1,12.9,14.4,17.6,19.4,18.9,18.7
1919,18.7,18.5,18.9,18.5,15.8,13.2,12.9,14.7,17.6,18.7,18.6,18.7
1920,18.8,18.8,18.9,18.2,16.3,13.4,13,14.9,18,19.3,18.9,18.9
1921,18.8,18.8,19,18.3,16.1,13.4,12.9,14.7,17.6,19.1,18.7,18.6
1922,18.8,18.6,19,18.5,16.3,13.5,13,15.3,17.9,19,19,18.8
1923,18.7,18.5,18.9,18.3,16.1,13.3,13,14.9,17.2,19.1,18.9,18.6
1924,18.6,18.4,18.7,17.8,16.3,13.5,13,14.9,17.8,19.2,18.8,18.6
1925,18.2,18.6,19.1,18.5,16.2,13.3,12.8,14.7,17.3,18.8,18.9,18.8
1926,18.3,18.6,18.6,18.1,16.2,13.1,13.1,14.5,17.9,19.1,18.7,18.7
1927,18.4,18.5,18.4,18.1,15.9,13,12.9,14.5,17.3,19.2,18.5,18.1
1928,18.2,18.6,19,18.3,16.2,13.6,12.6,14.8,17.7,19.3,18.4,18.2
1929,18.5,18.3,18.5,18.1,15.9,13.3,13.1,14.5,17.7,19.3,18.9,18.2
1930,18.5,18.3,18.9,18.5,16.1,13.4,13.2,14.7,17.5,19,18.2,18.6
1931,18.6,18.7,18.8,18.3,16.6,13.1,13.5,15,17.9,19.1,18.6,18.5
1932,18.7,18.6,18.7,18.3,16.4,13.4,13.1,15,18.1,19.1,18.5,18.6
1933,18.9,18.7,19.1,18.3,16.4,14,13.5,15,17.6,19,18.2,18.6
1934,18.3,18.5,18.6,18,17.1,13.7,13.7,15.8,17.7,18.9,18.5,18.4
1935,18.7,18,18.8,17.7,16.9,13.6,13,14.7,18.1,19.9,18.8,18.7
1936,18.7,19.1,18.7,18.3,17.2,13.7,13.6,14.8,17.8,19.2,19.3,18.2
1937,19,19.1,18.6,18.3,15.8,13.4,13,14.5,18.1,19,19.4,18.7
1938,18.8,19.1,18.7,18.5,16.1,13.4,13.7,15,18.2,19.3,19,18.7
1939,18.5,19,19,18.2,16.8,14.1,13.7,15.9,18,18.9,18.6,18.4
1940,18.3,18.6,18.8,18.4,16.3,14.2,13.3,15.7,18.4,18.4,18.2,18.4
1941,19.4,19.3,19.1,18.5,16.9,14.1,13.3,15.6,18.3,19.4,18.1,18.6
1942,18.8,18.8,18.9,18,16.8,14.4,13.4,16,18.2,18.5,17.1,18.2
1943,18.7,18.3,18.1,17.8,17,13.4,13,15,17.4,18.4,18.6,18.4
1944,18.3,18.4,18.2,17.9,16.2,14.9,13.9,15.3,18.6,19.8,18.5,18.6
1945,19,18.7,18.8,18.1,16.7,12.7,13.1,14.9,17.6,19.6,19.1,18.1
1946,19,18.8,18.8,18.4,17.1,13.2,13,14.6,18,19.8,18.6,18.5
1947,18.5,18.2,19.1,18.5,16.5,13.9,13.5,14.7,17.9,18.9,19.1,18.3
1948,18.4,18.7,18.5,18.5,16.9,14,13.4,15.3,17.4,19,18.6,18.8
1949,18.9,18.1,18.3,18.4,16.4,13.8,14,16.1,18.4,19.2,19.3,18.5
1950,18.4,18.5,18.9,17.9,15.1,13.2,13.4,15,17.2,18.1,18,18
1951,18.1,18.1,18.6,18.1,16,13.3,13,15.2,18.4,19.1,18.7,18.6
1952,19.4,18.9,18.7,18.2,16.3,14,12.7,15.1,17.9,18.5,17.9,18
1953,18.6,18.5,18.7,18.2,16.3,12.5,13.6,15.1,17.4,18.5,18.9,18.2
1954,18.3,18.1,18.3,17.2,15.9,12.4,12.1,15.1,17.3,18.3,18.4,18.4
1955,18.6,19.1,18.3,17.9,16.2,13.5,13.1,13.9,17.6,18.9,18.9,18.2
1956,18.4,18.4,18.6,18.3,15.9,13.3,11.9,15.1,17.2,18.3,18.7,18.1
1957,18.5,18.4,18.7,17.9,15.9,12.8,13,15.5,18.5,19.4,19.4,18.9
1958,19.8,19.4,19.3,19.2,16.1,14.6,12.7,15,19.6,19.6,19.7,19.2
1959,19.6,19.4,19.1,18.4,16.1,14.6,14.2,15.8,18.1,19.4,18.7,18.9
1960,19.2,18.4,18.7,18.2,15.7,15,13,15.5,18,19.2,18.8,19
1961,19.2,18.9,19,18.9,17.4,14.6,14.4,14.6,17.8,19.8,18.6,18.7
1962,18.8,18.6,18.8,18.5,15.1,13.8,13.8,15.7,17.8,18.7,18.6,18.8
1963,18.7,18.8,18.8,17.7,15.4,12.9,14,14.9,18.2,19.9,18.1,18.5
1964,18.9,19.2,18.8,17.8,15.6,13.7,11.6,15,16.8,18.2,18,18.4
1965,18.1,18.2,18.4,17.8,15.3,12.6,12.5,14.5,17.3,17.9,18.9,18.2
1966,18.3,18.7,18.7,17.8,16.8,14,13.3,15.5,18.3,18.8,18.5,18.2
1967,18.5,18.9,18.7,18.5,16.4,14.3,12.8,15,17.7,19,18,19
1968,18.6,18.4,18.4,17.6,15.4,13.1,13,14.7,17.8,18.6,19,18.6
1969,18.3,19.7,19.3,19.2,16.8,13.5,13.1,15.2,17.8,19.1,19,18.8
1970,18.8,19.6,19,18.6,16,13.9,13.7,15.6,17.8,18.8,18.5,18
1971,18.5,18.3,18.1,18.2,16.3,13.1,13.9,14.8,18,18.1,18.1,17.7
1972,18.3,18.4,18.5,18.4,17.3,13,13.3,15.3,18.7,19.4,19.1,18.8
1973,19.2,18.2,19.1,18.1,16.3,13.5,12.5,14.6,17.7,18.5,18.4,18
1974,17.6,17.9,18.4,18,16.1,12.6,12.6,14.8,16.5,18.4,17.8,18.2
1975,18.4,17.6,18.4,18.4,16.4,13.8,13.2,14.4,17.4,18,18.4,17.9
1976,17.9,17.9,18.8,17.9,15.5,12.9,12.6,14.4,18,19.2,18.7,18.7
1977,18.7,18.9,18.7,18.3,16.6,13.3,13,15.6,18,19.4,18.7,18.6
1978,18.4,18.8,18.6,18.6,15.7,13.1,12.5,15.4,18.3,19.1,18.3,18.9
1979,18.1,18.7,18.8,18.2,16,12.3,12.9,15.3,17.4,18.4,18.8,18.5
1980,18.7,18.3,18.8,18.2,15.5,12.1,12.3,14.7,18.4,18.9,18.5,18.6
1981,18.4,18.5,18.8,17.7,15.1,12.3,11.5,14.9,17.6,18.8,19.2,19.1
1982,18.6,18.9,18.2,18.3,16.1,13.8,13.1,14.7,17.7,19,18.6,20.3
1983,19.6,19.8,19.6,18.7,17.4,14.8,14.3,13.8,18,19.5,19.3,18.9
1984,18.4,18.3,18.6,17.7,16,13.4,13.5,14.4,17.8,19.3,18.6,18.3
1985,18.8,19,18.7,17.3,15.8,12.7,12.6,14.6,17.8,18.9,17.9,18.7
1986,18.7,18.2,18.5,18.3,16.4,12.3,12.2,15.1,17.5,19.2,18.4,18.6
1987,19.1,19.2,19.4,18,16.8,12.2,13.2,15.9,19.2,19.1,20.6,19.2
1988,19.2,18.8,19.1,18.7,15.5,14.6,13.8,15.5,18.1,19.1,18.5,18.6
1989,18.8,18.9,18.3,18,15.8,13.1,12.8,14.8,17.8,18.8,18.7,18.8
1990,18.7,19,18.5,18.7,15.8,14,12.8,14.8,16.5,19.6,20.2,18.8
1991,18.5,19.4,18.6,18.5,17.5,13.6,13.3,14.9,17.6,18.8,18.3,17.3
1992,18.9,20.5,19.8,19.2,17.5,14.1,13.3,14.5,19.7,19,17.8,18.5
1993,18.3,18,18.4,18.7,16.7,13.5,13.8,15.4,17.2,19.4,19.8,19.3
1994,18.3,19.1,19.2,19.1,17.5,13.5,13,16.7,18.7,19.2,20.3,19.1
1995,18.8,19,19.8,18.6,16.9,13.9,14.2,17.2,18.1,20.5,21.5,20.2
1996,19.2,19.1,18.8,17.9,16.2,13.5,13.8,15.9,18.7,19.9,20.3,20.3
1997,20.3,19.4,19.5,19.5,17.5,15.1,14.4,15.6,18.8,20.3,20.5,19.9
1998,19.5,19,19.5,18,18.4,14,15,16.6,17.4,19.7,20.9,19.8
1999,19.2,19.5,18.8,18.3,16.6,13.9,13.5,15.3,17.8,18.8,18.8,20.3
2000,19.5,18.4,18.7,18.6,16.9,14.1,13.1,15.5,18.3,18.8,18.1,18.3
2001,18.5,19.3,18.9,18.7,16.2,14,13.6,15.9,18.6,19.9,19.1,19.3
2002,18.4,18.5,19.2,19,16.7,13.6,15.2,15.8,18.4,19.9,19.2,19.1
2003,19.5,19.5,19,18.2,16.1,14.8,13.6,15.6,18.7,19.4,20,19.4
2004,19.6,19.3,19.3,18.4,16,13.3,13.4,15.7,18.6,19.8,18.7,19.3
2005,19.3,20.5,19.7,18.1,16.4,14.3,15.2,16,18.4,19.8,20.1,20.8
2006,18.2,18.6,18.9,18.6,16.9,13.5,13.7,16.2,17.5,20.1,19.4,19.3
2007,18.7,19,18.8,18.4,16.5,13.8,13.2,15.3,18.6,19,18.9,18.6
2008,19.3,18.3,19,18.2,16.7,13.4,13.3,15.3,17.9,19.6,19.3,18.5
2009,18.9,19.9,19.1,17.9,16.2,14.4,13.4,15.8,18.8,20.1,19.2,19.8
