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