1901,19.1,17.2,19.4,20.9,20.9,20.4,19.9,18.7,19.6,19.6,19,18.1
1902,18.7,16.8,20,20.8,21,20.3,19.6,19.1,19,19.6,19.4,19.2
1903,18.3,17.2,19.6,20.6,20.5,20.8,19.9,19.3,19.3,19.9,18.9,18.1
1904,18,17.8,18.9,19.5,19.7,19,18.7,18.5,18.6,19.4,18.1,17.1
1905,18.1,17.4,19.3,20.4,20.3,19.3,18.9,18.6,18.8,19.4,18,18.9
1906,18.2,18.9,19.2,20.9,20.3,19.9,20,19.4,19.1,19.2,18.3,18.4
1907,17.5,17.5,18.9,19.7,20.3,19.8,19.3,18.3,18.8,19.8,19.3,18
1908,18,17.6,18.5,20.3,19.5,19.3,19,18.3,19.2,19.4,18.2,18.6
1909,18.4,18.4,19.4,20.4,19.9,19.9,18.4,19.1,19.1,20,18.9,17.7
1910,17.8,18.2,19,19.8,19.4,19.5,19.1,18.9,18.6,18.9,18.5,18
1911,18,17.5,18.6,19.2,19.4,19.7,18.6,18.4,19,18.8,18.2,18.4
1912,17.4,18,19.6,20.1,20.8,20.3,19.1,18.3,18.8,19.1,18.7,18.1
1913,17.8,17.9,19.3,19.8,19.7,19.7,19.1,18.5,19,18.9,18.3,18
1914,17.1,17.3,19.6,20.2,20.5,19.4,19.3,18.7,18.6,19,19.1,18.9
1915,18.1,18.9,19.3,20.9,20.4,20.5,19.8,18.9,19.2,19.9,19.2,18.5
1916,18.1,18,18.9,19.7,19.8,19.2,19.2,18.9,18.4,19,18.5,18.2
1917,17.2,17.2,18.4,20,19.6,19.6,18.2,18.8,19,19.3,18.3,17.4
1918,16.1,16.8,18.1,19.5,20.3,19.6,19.3,18.4,19.1,19.3,18.5,18.3
1919,17.8,18,19.8,21.2,20.5,20.1,18.9,18.2,18.7,19.2,18.5,18.2
1920,17.2,18.4,19.6,20.2,20.1,19.7,19.1,19.3,19,19.2,18.8,18.1
1921,17.8,17.7,19.4,19.9,20.2,19.3,19,18.3,18.6,19.2,18.5,17.9
1922,18.1,18.3,19.2,20.5,20.5,20.1,19.2,19,19.1,19.3,18.6,18.2
1923,17.5,17.9,18.5,20,19.4,18.9,19,18.2,18.9,19.1,18.6,18.1
1924,18,18.6,19.1,20.5,21,19.6,18.7,18.5,19.3,19.6,18.2,17.6
1925,18.4,17.5,19.5,19.8,20.3,19.1,19.1,19,18.9,18.6,18.6,17.3
1926,17.4,18.3,19.1,20.7,20.5,19.2,19.5,18.7,19.1,19.3,18.7,18.1
1927,17.7,18.1,19.4,20,20.6,19.7,19.3,18.7,19.3,19.2,19.1,18.6
1928,18.5,18.4,19.6,20.1,20.5,19.3,19.6,19.8,19.1,19.3,18.6,18.5
1929,17.4,18.4,18.6,19.9,20.5,20.3,18.8,18.2,19.2,18.9,18.1,18.3
1930,17.9,17.4,19.6,20.6,20,19.7,19.3,19,19.5,19.9,19.2,18.8
1931,18.8,19.2,20.3,20.9,21,20.2,19.9,18.9,19.4,19.6,18.8,18.2
1932,16.8,17.4,18.6,20.6,20.9,20.1,18.9,19.1,19.3,19.4,18.8,18.3
1933,17.8,18.6,19.3,20.7,21.2,20.1,19.3,19.2,19.2,19.2,18.6,18.1
1934,17.5,17.3,19,19.8,19.1,20,19.3,18.8,18.9,19.2,19.2,18.2
1935,17.5,18.5,19.8,20.8,19.8,20.1,19.2,19.1,19,20,18.9,18.2
1936,17.8,18.8,19,20.5,21.2,20.4,19.3,18.8,19.2,19.6,18.8,19.3
1937,18.9,18.6,20.3,20.9,20.6,20.1,19.1,18.7,18.9,19,18.8,18.7
1938,17.7,18,19.2,20.5,19.8,20.1,19.5,19.8,19.7,19.7,18.7,18.8
1939,18,18.1,20,20.3,20,19.9,19.4,19.1,19.5,19.9,19.5,17.1
1940,17.5,17.6,19.3,20.5,20.9,20.1,19.4,18.7,19.5,19.9,19.5,18.4
1941,18.6,18.7,19.6,20.2,20.7,20.2,19.6,19.7,19.3,19.5,19.3,19
1942,17.6,18.8,20.5,20.7,20.6,20.1,19.1,19.1,19.1,19.5,18.9,17.9
1943,16.9,17.5,19.5,19.3,20,19.5,19.1,18.8,19.5,19.4,18.9,18.1
1944,17.8,17.7,18.4,20.1,20.6,19.9,19.3,18.8,19.6,19.6,19.5,17.5
1945,17.4,17.7,19.2,20.1,19.8,19.8,19.4,18.4,19.2,18.8,19,18.3
1946,18.2,17.9,20.1,20.4,20.8,19.9,19.8,19.2,19.4,19.6,19.6,19.4
1947,19.6,18.5,20.3,21.2,21.1,20.5,19.9,19.2,19.8,19.7,18.5,19
1948,17.8,19.4,20,21.2,21.5,20.6,19.7,19.6,19.3,20,18.6,19.5
1949,16.9,18.3,19.1,20.2,21,20.2,20,19.7,19.6,19.8,19,18.9
1950,18.4,18.7,19.5,20.4,20.6,20,19.6,19.4,19.6,19.5,19,17.4
1951,18,18.6,19.7,20.7,20,19.8,20,19.3,19.8,20.2,19.3,18.9
1952,18.5,19.1,20.4,20.6,21.3,20.4,20.4,19.3,19.5,20.3,19.2,19
1953,17.9,18.9,20.4,20.8,20.5,20.2,20,19.4,19.7,20.4,19.5,19.1
1954,19,18.9,19.8,21.1,21.6,20.8,20.5,19.5,19.3,19.3,18.4,18.4
1955,17.6,18.2,19.3,20.2,21,20.2,19.7,19.4,20,19.7,18.8,17.3
1956,17.9,18.3,19.7,20,20.5,20.4,20.1,19.2,18.7,19.8,18.6,18.5
1957,18.1,18,19.9,20.3,20.9,20,19.9,19.7,19.4,19.7,18.3,19.3
1958,17.8,18.4,20.2,20.5,21.5,19.6,19.8,19.5,19.3,20.1,18.5,18.4
1959,17.3,19.2,19.6,20.6,20.8,21.4,20.5,19.4,19.8,19.6,19.1,19.3
1960,18.5,18.6,20.1,20.2,20.8,20.1,20.4,19.3,19.7,19.5,19.5,18.6
1961,16.8,18.6,20.1,20.9,20.8,20.1,19,19.2,19.3,19.4,18.9,19
1962,17.1,17.5,19.8,20.2,21.2,20.3,19.2,19.5,19.4,19.9,19.1,18.6
1963,16.4,17.1,18.4,19.5,21,18.9,19.4,19.9,19.5,19.9,19.5,18.7
1964,18.8,18.2,19.3,20.4,20.3,19.9,19.8,19,19.4,19.6,18.1,17.8
1965,16.7,18.2,18.7,19.9,19.7,19.5,19,19.5,19.6,19.9,19.8,19.2
1966,18.6,19.4,20.4,20.9,19.3,20.5,20.2,19.6,18.6,19.8,19,19.3
1967,17.6,17.3,18.6,20.1,20.9,19.4,19.8,18.4,19.1,18.8,18.6,17.2
1968,17.4,16.8,19.2,19.2,20.4,20.4,20,18.7,19.3,19.4,18.1,18.4
1969,18.7,17.8,19.7,20.4,21.3,20.7,19.8,19.7,19.4,19.7,18.6,18.6
1970,18,18.1,20,20.5,20.9,19.9,20,18.9,19.2,19.5,19.4,19.2
1971,16.4,17.9,18,19.4,19.7,19.6,19.2,19.4,19.4,19,18.3,18.2
1972,17.7,17.9,17.5,19.4,20.1,20,19.2,18.3,19.8,19.9,19.8,18.9
1973,18.1,19.2,19.4,21,21.1,20.1,19.7,19.3,19.5,19.3,18.3,17.9
1974,17.5,18.5,19,20.9,20.7,19.7,20.4,19,19.9,19.7,18.9,19.1
1975,18.5,18.8,19.8,20.4,21.1,20,19.8,19.1,20,19.8,19.1,17.8
1976,17.3,18.3,19.6,20.6,19.4,19.6,20.2,18.3,19.3,20.3,19,18.6
1977,19,17.7,18.9,20.8,20.9,20.7,19.9,19,19.1,20.3,18.6,17.7
1978,17.6,17.7,20.1,20.6,20.6,20.1,19.8,18.5,19,18.9,18.2,18.7
1979,17.5,19.2,20.2,20.2,19.7,20.3,20.2,19,19.8,18.9,18.3,17.4
1980,17.3,17.9,19.4,20.5,20.3,20.8,19.7,19.6,19.4,19.8,19.6,19
1981,16.2,17.8,19.3,21,20.2,19.4,19.4,19,19.8,19.4,19.1,17.7
1982,16.8,17.7,19.6,19.8,20.2,20.5,19.4,19.2,19.7,19.6,19.5,18.7
1983,18.1,18.8,20,21.1,21.2,21.4,21,19.8,20.1,19.9,18.5,17.6
1984,17.6,18.6,19.9,20.6,19.9,19.8,19.7,18.7,19.9,19.1,19.2,18.4
1985,17.4,20.3,20.1,20.4,20.5,18.9,19.5,18.8,19.2,19.1,19.3,18.1
1986,17,17.4,19.1,20.7,20,19.7,19.4,18.7,19.1,19.2,19.2,18.1
1987,17.2,17.2,19.8,20.9,21.6,20.5,20.3,20.2,20,20.3,20.1,18.8
1988,19.1,19.4,20.7,21.1,21.7,20.1,20,20,20.2,19.7,19,17.1
1989,18.2,18.5,18.9,20.6,20.5,20.4,20.2,19.7,19.7,20.1,18.9,17.5
1990,18.2,19.1,19.6,21,20.8,19.2,19.6,19.2,19.1,19.7,19.5,18.8
1991,18.4,18.7,19.7,20.4,20.9,20.9,20.6,19.3,19.6,19.3,18.6,17.6
1992,17.2,17.8,20.2,20.6,20.9,20.5,20,19.3,19.4,20.4,18.5,18
1993,17.5,17.9,19,20.4,21.3,20.8,20.3,19.6,19.3,19.1,19.2,18.1
1994,18.2,19.1,19.8,20.7,20.9,20.4,18.7,19.3,19.8,19.6,19.2,19.1
1995,18.3,18.1,20.7,20.8,20.6,20.2,19.7,19.2,19.3,20.1,19.4,18.6
1996,18,17.7,20.3,19.8,19.8,20.9,19.5,19.3,20,20.3,19.4,18.4
1997,17.1,18.4,18.7,20.2,20.2,20,19.9,19,19.5,19.9,19.4,19.5
1998,18.8,19.6,20.6,21.3,21,20.9,20.8,20.2,19.4,19.6,20.1,19.9
1999,19.3,18.1,19.6,19.8,19.9,19.1,19.4,19.2,18.7,19.1,18.9,18.6
2000,18.4,18.5,19.3,19.8,19.6,19.6,18.6,19.1,18.6,19.5,19.2,19.2
2001,18.3,19.3,19,20.2,20.7,20,19.2,18.9,19.1,20,18.2,16.8
2002,17.4,17.7,18.8,20.2,21.1,19.8,19,19.3,19.2,20.6,19.6,18.4
2003,17,17.3,18.5,20,20.1,18.6,20.1,18.4,18.8,19.2,20.2,18.7
2004,18.1,17.9,18,20.7,20,19.2,20.1,19.5,19.9,19.4,19.6,19.3
2005,19.3,18.6,19,19.5,20.8,19.6,20.6,19.2,19.1,19.8,19.5,18.2
2006,18.5,18.7,19.2,20.3,20.1,20.6,19,18.9,19.7,19.6,19.6,19
2007,18.3,18.3,19.1,20,20.1,20.4,20.8,19.3,19.6,19.8,18.5,17.9
2008,17.8,17.7,18.7,20.4,19.4,20.2,19.8,19.1,19.8,20.1,20,19.3
2009,16.8,18.9,20.1,19.2,19.4,19,19.7,19.4,20,18.9,19.3,18
