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