1901,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1902,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1903,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1904,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1905,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1906,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1907,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1908,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1909,20.2,20.3,20.5,20.5,20.3,20,19.6,19.7,19.7,20,20.3,20.2
1910,20.4,20.4,20.4,20.1,20.3,20.2,19.8,19.7,19.9,20,20.4,20.3
1911,20.2,20.6,20.8,20.6,20.3,20,19.6,19.8,19.9,20.3,20.7,20.5
1912,20.2,20.3,21.2,20.9,20.4,20.4,19.6,20,19.6,20.4,20.8,20.2
1913,20.3,20.9,20.7,20.8,20.3,20.2,19.8,19.5,19.8,20.1,20.7,20.6
1914,21.1,20.7,20.9,20.8,20.5,20.2,20.2,19.8,20.2,20.3,20.7,20.7
1915,20.7,20.7,21.1,20.9,21.3,20.4,20.1,20.4,19.9,20.7,20.3,20.5
1916,20.4,20.4,20.7,20.9,20.5,19.8,19.9,19.7,20,19.8,20.2,19.8
1917,19.8,19.7,20.2,20,19.7,19.5,19.6,19.1,19.2,19.6,20,19.5
1918,19.6,19.9,20.4,20.2,19.9,19.8,19.5,19.6,19.7,20.3,20.4,20.3
1919,20.3,20.6,20.8,20.3,20.3,20.4,19.7,19.4,19.4,19.8,20.5,20.1
1920,20.2,20.3,20.6,20.5,20.2,19.9,19.5,19.4,19.7,20.4,20.3,19.9
1921,20,20,19.8,19.9,19.8,19.6,18.9,19.2,19.4,19.7,19.9,20.2
1922,20,19.9,20,20.1,19.6,19.6,19.2,19.3,19.4,19.8,20,19.4
1923,19.2,19.9,19.8,19.8,19.6,19.8,18.8,19.4,19.5,20.2,20.4,19.7
1924,21,20.7,20.9,20.7,20,19.2,19.4,19.2,18.8,19.1,20,19.5
1925,19.4,19.4,19.7,20.2,20.3,19.9,19.5,19.4,19.3,20.5,20.4,20.7
1926,20.6,20.8,21.1,20.8,20.1,20,19.4,19.7,19.6,19.3,20.2,19.4
1927,19.4,19.4,19.7,19.8,19.6,19.4,18.6,18.7,18.9,19,19.9,20.2
1928,19.8,19.8,19.9,20,19.8,19.8,18.9,18.9,18.9,19.4,19.8,19.5
1929,19.9,19.9,19.6,19.7,19.6,19.7,18.7,19.2,19.3,19.8,19.9,19.2
1930,19.5,19.8,20.4,20.1,20,19.8,19,19.3,19,19.5,20.3,20
1931,20.8,20.6,20.8,20.8,20.4,20.1,19.1,19.4,19.4,19.8,19.9,19.5
1932,19.7,20.2,19.8,20,19.9,19.7,19.4,19.5,19.5,19.7,20.7,19.9
1933,19.9,19.5,19.8,20,20,19.4,19.1,19.4,19.7,18.9,19.3,19.1
1934,19.3,18.8,19.4,19.7,20,20,19.4,19.4,19.3,18.7,19.9,19.8
1935,20.2,19.8,20.1,20,19.5,19.4,19.6,19.2,19.2,20.1,20.1,20.3
1936,19.4,20.1,20.1,19.7,20.4,20,19.6,19.5,19.5,19.7,20.5,20.1
1937,19.7,19.9,20.4,20,20,20,19.7,19.7,19.7,19.9,20.8,20.8
1938,20.4,20.5,19.8,19.6,19.4,19.5,20,19.2,19.6,20.3,20.3,20.2
1939,19.4,19.4,19.4,19.2,19.9,19.9,19.7,19.5,19.3,20.3,21,21
1940,20.3,20.6,20.7,20.3,20.6,20.4,20.1,19.1,19.8,20.3,21,19.4
1941,19.8,20.5,21.1,20.8,20.6,19.8,20.1,20.1,19.6,20.6,21.2,20.6
1942,20.4,19.9,20.8,20.7,20,19.5,19.3,19.8,19.7,20.3,20.8,20.2
1943,20,19.3,19.5,19.7,19.9,19.8,19.8,19.1,19.4,20.6,20.7,20.1
1944,19.7,19.2,19.7,20,20,20,20.2,19.8,19.5,20.5,20.9,20.5
1945,20,19.7,20.2,20.2,19.7,19.7,19.9,19.8,19.8,20.1,20.2,20.2
1946,19.6,19.6,20.1,19.9,20,19.9,19.5,19,19.2,20.1,20.4,20.6
1947,20,20.3,20.9,20.2,19.9,20.2,19.9,19.2,19.2,20.1,20.2,20.4
1948,19.8,19.7,19.9,19.9,19.8,19.5,19.7,19.3,19.6,20.4,20.7,20.7
1949,19.6,19.4,20.2,19.8,19.6,19.6,19.5,19.3,19.3,19.9,20,20.4
1950,19.4,19,19.8,20.1,19.7,19.6,19.4,19.1,19.6,19.6,20.6,19.9
1951,19.6,19,19.8,19.8,20,19.6,19.7,19.7,19.7,20.2,20.6,20.5
1952,20.1,19.7,21,20.4,20.1,19.9,19.7,19.4,19.1,20.2,20.7,20.5
1953,20,19.5,19.9,20.1,20.3,20.3,19.6,19.9,20,20.8,20.9,20.6
1954,19.9,19.8,20.3,20.5,20.4,20,19.7,19.5,19.5,19.9,20.2,19.9
1955,20,19.5,19.8,19.8,20.1,20.1,19.2,19.3,19.4,20.3,20.1,20.2
1956,19.6,19.5,19.8,20.1,19.7,19.8,19.6,18.9,19.3,19.6,20.3,20.3
1957,19.5,20.4,20.3,20.7,20.5,20.1,19.7,19.8,20.2,20.3,20.5,20.7
1958,21,20.6,20.7,20.7,20.7,20.6,20.2,20,20.6,20.5,20,20.7
1959,20.8,20,20.3,20.5,20.1,19.9,20.1,19.6,19.2,19.5,20.3,20.4
1960,20.3,19.9,20.5,19.9,19.7,19.8,19.2,19.6,19.1,20.3,20.3,20.7
1961,20.4,20.1,20.8,20.7,20.7,19.7,19.6,19.5,19.5,20,20.6,19.8
1962,19.9,20.2,20.4,20.4,20.1,19.8,19.5,19.6,19.8,20.5,20.6,20.7
1963,20.1,19.5,20.5,19.9,20.4,20.1,20.4,20.2,19.9,20.9,20.3,20.4
1964,21.3,21.1,20.9,20.6,20.6,20.1,19.9,20,20,19.6,19.9,19.6
1965,20.4,19.8,20.6,20.8,20.6,20.3,20.1,19.5,20.4,20.7,20.3,20.3
1966,21.1,20.9,20.3,20.8,21,20.5,19.7,19.5,19.5,20.8,20.4,20
1967,19.6,20,20,20,20.2,20.1,20.3,19.5,19.6,19.8,20.6,20.1
1968,19.9,20.4,20,20.2,19.4,19.8,19.9,19.5,18.8,19.9,20.2,20.3
1969,20,20,20.8,21,21,20.5,20,19.4,20.1,20.2,21.2,20.2
1970,20.5,20.2,20.5,20.5,20.6,20.3,19.7,19.5,19.1,20.9,20.3,20.1
1971,19.5,19.2,19.4,19.5,19.6,19.4,20,19.8,19.7,19.8,20,20.8
1972,19.4,19.6,20,20.1,20.2,19.8,20.9,19.5,19.7,20.5,21.4,21.9
1973,21.4,21,21,20.6,20,20.4,19.7,19.6,19.2,21.7,20.2,19.5
1974,19.6,19.9,20.1,20.7,20.6,19.8,19.3,19.5,19.1,18.5,19.7,18.9
1975,19.8,19.8,20.3,20.3,20,20.1,18.9,19.2,19.3,19.3,20,20.1
1976,19.4,19.2,19.3,19.8,20.1,19.8,19.7,20.3,20.2,20.7,19.8,19.8
1977,21.3,20.1,20.6,20.6,19.9,19.7,20.2,20.2,20,19.8,20.2,19.8
1978,20.2,20.8,20.7,20.5,20.2,19.6,19.6,18.8,19.6,19.6,20.5,22.6
1979,20.5,21,20.1,20.3,20.5,20.1,19.8,20.3,20.5,19.8,20.5,19.8
1980,20.8,21.5,20.9,20.7,20.6,20.1,19.4,19.1,19.7,19.1,19.9,20.3
1981,19.8,19.5,20.7,20.6,20.4,20.2,18.9,18.9,19.2,20.2,20,19.8
1982,20.2,20.4,20.8,20.3,20,20.5,19,19.7,20,19.5,20.7,19.5
1983,21,21.1,21.1,20.8,21.3,20.3,18.1,19.9,20.4,19.5,19.8,18.9
1984,19.6,18.8,20.5,20.8,20.7,19.7,18.9,19.3,18.7,19.6,20.5,20.3
1985,21.9,19.7,20.5,21.3,20.3,19.3,18.8,19.3,19.3,19.6,19.5,19.4
1986,18.9,22,21.1,19.6,20.2,19.9,18,20.2,19.8,19.6,19.6,19.5
1987,20.4,19.9,21.1,20.8,20.2,20,21.5,19.6,20.3,21.8,21.1,22.4
1988,21.2,20.8,21.4,21.1,21,20,19.4,20.5,20.2,20.4,20.4,20.4
1989,19.8,19.9,19.9,20.7,19.8,19.6,18.2,20.3,20.5,20.5,20.1,19.9
1990,20.2,20.4,20.9,20.4,20.8,20.6,18.8,20.1,20,19.8,20.2,19.8
1991,20.2,20.6,20.9,20.7,20.7,20.5,19,18.8,19.4,19.6,20.2,20.2
1992,20.1,21,20.6,20.7,20.3,20.5,18.3,18.9,19.6,19.9,19.7,20
1993,20.1,20.5,19.6,20.3,20.1,20.3,19.2,20.3,19.1,20.4,20,19.5
1994,20.2,19.8,20.5,19.9,20.2,19.6,18.9,19.7,19.3,19.6,19.6,19.1
1995,21.2,21.1,21,21.4,20.9,20.7,19.9,19.8,19.8,20.1,20.4,20.3
1996,20.6,21.6,20.7,20.9,20.9,19.7,21.5,18.8,18.9,20.1,20.8,22
1997,20.1,20,20.2,21.1,20.5,20.8,21.5,20.5,19.7,21,20.7,20.4
1998,20.6,21.2,21.8,21.5,21,20.7,20.3,20.9,20.6,20.4,20.5,20.5
1999,21.3,20.1,20.1,19.7,20.1,20.3,20,19.4,19.7,20.4,20.9,20.7
2000,20.4,20.3,20.3,20.8,21.4,20.8,20.1,20.3,20.3,20.6,21.2,20.4
2001,20.5,20.1,21.1,20.9,21,20.4,20.5,20.9,20.7,21.3,21.7,20.7
2002,21.6,21.4,21,20.9,20.4,19.7,20.7,20.1,20.5,20.9,20.8,20.5
2003,22.6,21.9,21.5,21.5,21.2,20.9,20.4,20.4,20.2,20.8,21.4,20.6
2004,21.8,21,21.2,21.3,20.6,20.9,19.8,20.2,20.3,21.6,21.2,20.9
2005,22,21,21.7,21.2,21.1,20.9,20.1,20.6,20.3,21.2,21.8,20.8
2006,20.8,20.7,21.2,21.3,20.5,20.8,19.8,20.7,20.5,21.6,21,21.1
2007,21.3,22.1,21,21.2,21.3,20.5,20.7,20.2,20.2,20.6,21,20.5
2008,20.2,20,20.6,21,20.1,20.5,20.2,20.3,20.4,20.5,20.7,19.8
2009,20.1,20.1,20.5,21.1,19.9,20.5,20.3,20.5,20.6,21.7,21.7,20.6
