1901,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1902,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1903,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1904,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1905,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1906,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1907,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1908,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1909,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1910,19.5,19,19.4,18.7,18.8,18,17.9,18.3,18.5,18.8,19.4,19
1911,19.2,18.6,18.5,18.7,18.9,19,18.5,19.1,19.1,19.5,20.3,20.1
1912,20.1,19.8,20.2,20.2,19.2,18.4,18.2,18.6,19.5,19.8,19.6,19.7
1913,19.9,18.8,19.5,19.5,19.3,18.7,18.8,19.5,19.8,20.7,21,20.1
1914,20.1,19.4,19.4,19.4,19,18.5,18.5,19.3,19.5,19.9,20,20.2
1915,20.1,20.2,19.7,20,19.7,18.9,18.9,19.3,19.2,19.5,19.7,19.9
1916,19.5,19.3,19.5,19.9,19.5,18.2,17.9,18.5,19.5,19.3,19.4,19.9
1917,19.7,19.5,19.7,19.9,19.8,19.5,18.5,18.8,19.2,19.3,20.2,19.2
1918,19.4,18.7,19.3,19.4,18.2,20.3,19.8,20.3,19.7,19.6,19.8,19.6
1919,19.9,19.5,19.3,19.8,20.1,18.4,18,18.7,19.3,19.3,19.8,19.4
1920,19.4,19,19.4,19,18.8,18.1,17.4,18.6,19,19.5,19.6,18.8
1921,18.8,18.4,18.9,18.8,19.3,17.7,17.1,18.5,18.7,19.1,19.7,19.3
1922,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1923,19.2,18.9,19.1,19.3,19.5,19.2,18.7,19.2,19.7,20,20.2,19.7
1924,19.6,19,19.3,19.4,19.5,19.1,18.8,19.2,19.6,19.7,20.2,19.7
1925,19.3,18.8,19.1,19.4,19.6,19.2,18.8,19.3,19.6,20,20.2,19.9
1926,19.4,18.9,19.3,19.5,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1927,19.4,18.9,19.2,19.4,19.6,19.2,18.7,19.3,19.7,19.9,20.2,19.8
1928,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1929,19.4,18.9,19.2,19.4,19.6,19.2,18.7,19.3,19.7,19.9,20.2,19.8
1930,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1931,19.4,18.9,19.3,19.5,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1932,19.4,18.9,19.2,19.5,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1933,19.4,18.9,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.1,19.7
1934,19.3,18.8,19.1,19.4,19.5,19.2,18.7,19.3,19.7,19.9,20.2,19.8
1935,19.4,18.8,19.2,19.4,19.6,19.2,18.8,19.3,19.7,19.9,20.2,19.8
1936,19.4,19,19.3,19.5,19.6,19.2,18.8,19.3,19.7,19.9,20.3,19.8
1937,19.4,18.9,19.3,19.6,19.8,19.5,19.2,19.7,20,20,20.5,20
1938,19.7,19.1,19.3,19.6,19.8,19.3,19.1,19.5,20,19.9,20.4,20
1939,19.5,19,19.3,19.8,19.8,19.6,19.2,19.3,19.8,20.2,20.3,19.9
1940,19.6,19.3,19.5,19.6,20,19.6,19.2,19.4,20,20.3,20.7,19.9
1941,19.7,19.3,19.8,19.8,20.2,19.3,19.3,19.8,20.1,20.8,21.4,20.8
1942,20,19.5,19.7,20,20,19.8,19.6,20,20.1,20.7,21.1,19.8
1943,22.1,19.6,22.4,21.3,19.8,19.7,20.1,19.8,20.7,21.4,21.1,21.4
1944,21,20.3,19.8,20.5,21.1,20.4,22.1,21.1,22,21.2,21.2,21.2
1945,20.9,20.3,20.2,20,20.1,19.3,19.5,20.6,21.7,21.4,21.9,20.6
1946,19.9,19.8,20.3,20.3,20.1,19.7,19,19.7,20.2,20.8,21.3,19.8
1947,19.8,19.4,19.8,19.8,20.1,19.2,18.8,19.3,19.7,19.6,20.1,19.3
1948,19.5,19.3,19.1,19.4,20.9,19.7,18.8,19,19.8,20.2,20.3,19.3
1949,20.1,19.3,20.3,18.1,18.2,17.6,17.8,17.7,18.1,18.4,19.5,18.8
1950,18.4,17.4,17.6,17.7,18.7,17.6,17.3,18.1,18.9,18.8,19.4,18.5
1951,18.6,17.3,18.2,18.1,19.2,18.8,18.9,19,19.3,19.5,19.4,19.2
1952,19.4,18.2,18.9,18.4,18.7,17.8,17.7,18.1,18.9,19,19,19.1
1953,18.7,18.1,18.5,19.6,20,19.3,18.4,19.1,20.3,19.3,19.6,19.1
1954,18.8,18.4,18.4,19,18.4,18.4,17.8,18.5,19.2,18.5,19.1,18.6
1955,18.9,18.4,18.4,18.2,19.1,19.8,18.3,18.6,18.8,19.5,19.6,18.9
1956,18.3,17.7,18.3,18.4,19.2,18.5,17.9,18.1,18.7,18.8,19.2,19
1957,18.7,18.5,19.4,19.1,19.7,19.5,18.9,19.2,19.9,19.4,19.5,19.7
1958,19.7,18.9,19.1,19.2,19.5,19,18.9,18.5,19.6,19.3,19.3,19.5
1959,19.3,18.3,19.6,19.4,19.1,19.2,19.1,20,18.4,19.3,19.4,18.8
1960,19.4,18.6,19.2,18.8,18.8,18.8,18.8,19.3,19.1,19.4,19.3,19.8
1961,18.7,18.8,18.7,19.7,19.8,18.9,19.1,19.9,19.8,19.6,19,19.4
1962,18.8,18.6,19,19.3,19.2,18.8,18.7,19.3,19.8,19.9,20.6,20.9
1963,19.8,19,18.6,19.1,19.5,19.6,19,20,20.7,19.9,20.8,19.8
1964,20,19.6,19.2,19.4,19,19.2,18.7,18.9,19,19.7,19.7,19.3
1965,20,19.1,18.9,18.9,19.2,18.2,17.9,19.2,19.8,20.1,20.1,19.9
1966,19.6,19.5,19.6,19.6,19.6,19.2,19.2,19.1,19.2,19.8,20.1,20.2
1967,19.8,18.8,19.1,18.7,19.2,18.3,18.7,18.9,19.7,19.2,19.6,19.3
1968,19,19.2,18.4,19,18.1,18.4,18.7,19.2,19.6,19.6,20.5,20.3
1969,20.7,19.8,20,20,20.3,19.2,19,18.7,20.2,20.2,20.2,20.5
1970,19.6,19.7,19.3,19.3,19.2,19,18.7,19.2,19.2,20.6,19.8,19.8
1971,19.5,18,18.6,18.9,18.9,18.6,18.6,18.3,19.3,19.4,20,19.2
1972,19.4,19.1,18.9,18.8,19.3,19,19.3,20.1,20.1,20.6,20.5,20.7
1973,19.1,18.9,19.3,19.2,19.2,19.3,18.8,18.9,19,19.5,19.2,18.5
1974,18.1,17.6,18.2,18.7,18.7,18.7,17.3,17.9,17.8,18.8,19.4,18.7
1975,17.9,17.9,18.6,19.4,18.9,18,17.2,19,18.6,19.7,19.4,18.5
1976,18.1,18.1,18.5,18.4,18.8,19.3,17.9,19.3,19.3,19.5,19.7,19.2
1977,19.5,17.9,18.8,19.1,19.1,18.6,18.7,19.3,19.5,19.6,19.7,19.8
1978,19.6,19.2,19.9,19.4,20.2,19.9,19.5,19.2,19.6,20.6,20.8,20.3
1979,20.5,19.2,19.4,20.1,20.4,19.5,19.3,20.1,20.3,21,20.6,20.4
1980,20.6,20.2,19.5,20.9,20.5,19.4,19.4,19.5,20.5,20,20.9,20.8
1981,20.4,19,20.3,20.5,20.7,19.8,19.3,19.3,20.1,20.3,21.1,19.9
1982,19.4,19.5,20.1,19.9,19.7,19.8,19.2,19.4,21,20.4,20.7,20.6
1983,20.5,20.6,20.6,20.4,20.6,20.5,20.7,20.3,21,20.5,20.9,20.3
1984,19.9,18.2,20.1,19.5,20,19.8,19,18.7,19.8,20.6,20.7,19.5
1985,20,18.6,19.6,19.6,18.5,18.9,18,19.4,19.8,20.2,19.7,19
1986,18.6,18.3,18.4,20.3,20.2,20,18.7,20,20.2,19.6,21,19.1
1987,18.7,18.8,19.4,19.3,19.9,19.9,19.2,19.8,20.5,20.5,20,20
1988,20,18.8,19.2,19.7,19.6,19.3,19,19.8,19,19.9,21.2,19.8
1989,18.5,18,18.7,18.6,19.7,19.3,18.9,19.7,20.5,19.1,20.4,20.3
1990,19,18.8,18.5,19.6,19.6,18.6,18,19.7,19.8,19.9,21,19.1
1991,18.4,18.7,18.8,19.2,19.9,19.5,19.2,18.7,20.1,20.1,19.4,20.2
1992,20.7,19.3,19.7,20.8,21.9,20.5,19.3,19.8,20.5,20.9,21.3,19.8
1993,19.6,19.1,19.1,19.9,20.6,19.6,19.1,19.5,20.6,19.6,20.3,19.8
1994,19.3,18.1,19.2,20.1,20.5,18.9,18.9,19.7,20.4,20.5,20.1,19.9
1995,20.5,19.6,19.3,20.2,19.3,21,19.7,20.1,20.4,20.5,20.4,19.3
1996,18.6,18,19.6,19.2,20.1,19.3,18.7,19.1,19.9,19.3,20.8,19.1
1997,20.3,18,19.4,20.6,21,21.6,21.7,21.3,21.8,20.6,21.8,21.3
1998,21,20.5,21.1,21.8,21.6,21,19.6,21.4,21.1,20.2,20.9,20.5
1999,19.6,19.5,19.5,19.9,18.8,20.6,18.3,20.2,20.6,20.8,20.5,21
2000,20.2,19.6,20.2,19.6,20.7,20.6,19.3,19.7,20.6,20.9,21.5,20.1
2001,19,18.7,20,19.8,18.9,18.3,18.8,19.4,19.5,19.9,20.6,19.9
2002,19.5,20.2,20.6,20.9,20.9,19.7,19.1,19.8,21,20.8,21,20.6
2003,20.4,19.8,19.8,20.4,19.7,19.9,19.7,18.6,19.6,21.7,21.3,20.3
2004,20.7,20.3,20.6,21,20.7,19.6,19.2,19.5,20.1,21.4,21.3,20.9
2005,20.9,19.6,20,20.2,20.8,20.4,19.8,20.6,20.4,19.5,19.2,18.6
2006,19.8,19.4,19.6,19.6,20.1,20.3,19.3,19.5,19.9,19.9,20.1,19.8
2007,19.4,19.3,18.4,19.5,18.8,19.5,18.7,19,19.5,20.1,20,20
2008,19.6,19.3,19.3,19.7,19.6,19.7,19.6,20.5,20.2,20.2,20,20.6
2009,19.1,19.3,19.3,20.1,20.3,19.4,19.8,20.5,20.4,20.9,21.4,21.2
