1901,19.6,19.6,19.6,20.1,20.2,20,19.7,19.7,19.7,19.9,20,19.4
1902,19.2,19.5,19.8,20.1,20.4,19.9,19.5,19.6,19.7,19.9,19.9,19.7
1903,19.7,19.6,20,20.1,20.2,19.8,19.6,19.8,19.7,19.9,20.1,19.6
1904,19.3,19.2,19.4,19.8,19.9,19.6,19.3,19.7,19.6,19.7,19.8,19.6
1905,19.4,19.3,20,19.8,20.2,19.8,19.2,19.3,19.5,19.4,19.7,19.1
1906,19.2,19.3,19.5,19.6,19.9,19.5,19.2,19.2,19.2,19.3,19.6,19.4
1907,19.2,19.1,19.3,20.2,19.9,19.5,19.2,19.4,19.3,19.5,19.8,19.3
1908,19.2,19.3,19.6,19.7,19.9,19.6,19.2,19.3,19.5,19.4,19.5,19.3
1909,19.4,19.2,19.7,19.8,19.9,19.6,19.3,19.4,19.6,19.7,19.9,19.4
1910,19.3,19.4,19.5,19.7,20,19.4,19.3,19.3,19.6,19.5,19.5,19.3
1911,19,19.3,19.7,19.8,20.1,19.6,19.1,19.3,19.4,19.4,19.7,19.4
1912,19.5,19.7,20.1,20.3,20.2,19.6,19.4,19.5,19.6,19.6,19.9,19.4
1913,19.2,19.6,19.6,20.1,20.1,19.6,19.1,19.3,19.5,19.7,20,19.5
1914,19.7,19.4,19.9,20,20.1,20,19.4,19.6,19.5,19.8,19.8,19.6
1915,19.9,19.9,20.4,20.5,20.8,20.1,19.8,20,19.8,20.2,20,19.8
1916,19.7,19.6,20.1,20.4,20.4,19.8,19.7,19.7,19.9,19.7,20,19.5
1917,19.3,19.3,19.4,19.7,20.2,20.2,19.8,19.2,19.5,19.6,20.1,19.5
1918,19.2,19.3,19.9,19.9,20.5,20.2,19.5,19.8,20.1,19.9,20,19.5
1919,19.7,19.8,20.2,20.1,20.3,20.2,19.7,19.5,19.5,19.7,20.1,19.6
1920,19.6,19.6,20.1,20.2,20.2,19.8,19.5,19.5,19.7,20.1,20,19.5
1921,19.7,19.6,19.9,19.6,20.4,19.5,18.7,19.5,19.6,19.4,19.7,19.6
1922,19.4,19.2,19.4,19.7,19.5,19.4,19.2,19.2,19.3,19.6,19.6,18.8
1923,18.6,18.7,18.7,19.4,19.9,19.4,19.2,19.5,19.5,19.8,20,19.2
1924,19.5,19.6,20,20.4,20.3,19.4,19.2,19.1,18.9,18.9,19.5,18.9
1925,18.5,18.8,19.3,19.8,20.2,19.9,19.6,19.3,19.2,20.1,19.9,19.9
1926,19.5,19.8,20.2,20.1,20.4,20.6,19.4,19.6,19.3,19.2,19.8,18.9
1927,18.8,18.5,19.3,19.2,19.4,19.2,18.8,18.7,19,19,19.7,19.6
1928,19.1,18.8,19.3,19.5,19.7,19.5,19,19.1,19.1,19.3,19.6,18.9
1929,18.7,18.9,19,19.3,19.3,19.5,19,19.5,19.3,19.7,19.4,18.6
1930,19.2,19.3,19.9,19.9,20.2,19.8,19.3,19.5,19.3,19.5,19.9,19.5
1931,19.9,19.7,20.1,20.3,20.3,19.9,19.4,19.6,19.5,19.7,19.8,19.4
1932,19.3,19.5,19.7,20,20.1,19.7,19.6,19.5,19.5,19.7,20.2,19.5
1933,19.2,18.8,19.3,19.8,20.1,19.3,18.9,19,19.2,18.9,19,18.7
1934,18.4,18.2,18.8,19.3,19.9,20,19.4,19.5,19.2,18.8,19.8,19.2
1935,19.4,19.2,18.9,19.7,19.8,19.6,19.4,19.2,19.4,19.7,19.8,19.2
1936,18.9,19.2,19.9,19.6,20.4,19.8,19.5,19.5,19.4,19.3,19.9,19.5
1937,19.3,19.3,19.7,19.6,19.9,19.8,19.3,19.5,19.5,19.6,20.1,19.6
1938,19.1,19.2,19.2,19.3,19.1,19.5,19.4,19.3,19.4,19.7,19.5,19.3
1939,18.9,18.6,19.1,19,19.9,19.8,19.5,19.9,19.8,19.6,20.5,20
1940,19.8,19.8,20.1,20.3,20.6,20.2,20.4,19.5,20.6,20.4,19.9,19.9
1941,19.8,19.8,20.9,20.8,21.1,20.2,20.4,20.2,19.9,20.1,20.1,19.8
1942,20.1,20.3,20.4,20.5,20.3,20.2,19.9,20.5,20.5,21.2,20.7,20.4
1943,20,19.4,19.3,19.9,20.4,20.2,19.5,19.8,20.1,20.5,20.3,20.4
1944,19.8,19.2,19.6,19.8,20.3,20.6,20.2,20.5,20.9,20.5,20.6,19.9
1945,19.9,19.6,19.9,20.3,20.3,20.6,19.8,20.5,20.1,19.9,20.3,20.2
1946,19.8,19.1,19.8,19.8,20.4,20.1,19.7,19.5,19.8,19.9,20.2,20
1947,19.7,20,20.6,21.2,20.3,20.7,20,20.1,20,20.2,20.5,20.4
1948,19.5,19.3,19.7,19.8,20.2,19.6,19.6,19.4,19.6,20.1,20,19.7
1949,19,18.9,19.7,19.6,20,19.6,19.5,19.7,19.8,19.7,19.8,19.7
1950,19,19.2,19.3,20.1,19.7,19.6,19.6,19.9,19.8,19.6,20.4,19.2
1951,19.4,18.8,19.4,19.7,20.5,20,19.5,20.1,20.2,20.1,20.5,20.2
1952,20.4,19.9,20.6,20.7,20.4,20.1,19.7,19.8,19.6,20.1,20.6,20.1
1953,19.7,19.4,19.6,19.7,20.3,20.6,19.8,20.1,20.5,21,20.6,19.9
1954,19.6,19.5,20.3,20.5,20.4,20.2,19.8,19.5,19.7,19.9,19.8,19.4
1955,19.3,19.5,19.2,19.3,20.1,19.8,19.2,19,19.4,20.2,19.7,19.6
1956,19.5,19.3,19.4,19.8,19.7,20,19.7,19.5,19.7,19.5,20,19.8
1957,19.3,19.6,19.7,20.4,20.4,20.2,19.7,19.8,20.3,20.3,20.4,20.3
1958,20.4,19.9,20.4,20.5,20.5,20.4,20.1,20,19.6,19.9,19.4,19.8
1959,20.2,19.7,19.3,20.1,20.4,20.1,19.8,19.7,18.3,18.7,19.1,19.9
1960,19.7,19.2,19.4,19.3,20,19.7,19.1,19.8,19.5,19.8,20.1,20.1
1961,20.4,19.7,20.5,21,21.4,19.7,19.5,19.3,19.1,18.8,18.6,18.8
1962,19.4,19.3,20.2,20.1,20.4,19.7,19.5,19.4,19.4,20,20,20.1
1963,19.7,19.1,19.7,19.7,20.5,20.8,20.3,20.1,20.3,20.7,20.9,20.6
1964,21.5,21.1,21.8,21.3,22.1,21,20.2,19.3,20.8,20.6,20.8,20.4
1965,20.6,19.5,20.6,20.1,20.4,19.9,19.6,19.9,20.7,20.8,20.6,20.5
1966,20.9,20.9,20.3,20,20.6,20.4,19.9,19.8,20.1,20.1,20.1,20.2
1967,19.6,20,19.9,19.5,20.5,20.1,19.6,19.7,19.6,20.3,20.2,19.8
1968,19.7,19.3,19.4,19.6,20.1,19.9,19.7,19.9,19.8,20,19.9,20
1969,19.9,18.5,20.7,20.8,21.2,20.5,19.8,19.7,20,20.2,20.3,20.8
1970,20.6,20.3,20.6,20.7,20.9,20.5,19.7,19.9,19.6,19.9,19.4,19.4
1971,19.1,18.2,18.4,18.7,19.6,19,19.3,19.2,19.4,18,19.5,18.4
1972,19.2,19.3,19.8,19.4,19.7,19.2,19.7,19.4,19.5,20.2,19.8,19.9
1973,20,19.9,20.2,20.2,20,19.3,20,19,18.8,19.8,19.3,18.5
1974,18.9,19,18.3,20.6,21.3,19,18.8,18.8,19.1,19.8,20,18.8
1975,19.4,19.2,19.8,20.5,20.3,20.6,18.8,19.2,18.5,19.6,19.4,19.1
1976,18.5,18.1,18,19.1,20.1,19.4,19.4,20,20,20.4,20.5,19.9
1977,20.5,20.3,20.6,20.5,18.9,20.2,20.7,20.5,20,19.5,20,18.9
1978,19,20.3,20.4,20.7,20.4,18.8,19.7,18.6,19.1,19.7,20.2,19.8
1979,19.7,20.1,19.7,19.9,20.5,20.5,19.9,20.5,20.4,19.8,20.5,19.5
1980,20,19.9,20.4,20.7,20.7,21,19.9,19.8,19.3,19,19.9,20.2
1981,18.5,18.8,19.3,19.3,19.2,19.2,17.7,18.5,18.5,19.3,20.4,20.5
1982,19.9,19.5,20,19.6,19.7,20,19.6,19.4,20.1,20.1,20.2,19.5
1983,19.8,20.1,20.4,20.1,20.7,20,19.8,19.5,19.9,20.3,20.8,20.1
1984,19,19.2,19.9,20.2,19.1,19.4,18.3,19.1,18.7,17.7,19.5,19.3
1985,19.2,17.9,20.1,20.7,19.9,19.5,19.3,20.1,20,20.4,20,19.9
1986,20.4,21.7,22,21.2,21,20.2,20,20.4,20.3,20.2,20,20.1
1987,20.1,20.4,20.7,19.9,19.9,19.8,19.7,20.1,19.9,20.2,20.2,20.2
1988,20,20,20.3,21.2,20.6,19.8,19.1,19.2,19.4,19.6,19.3,19
1989,19.1,19,18.8,19.4,19.5,19.9,19.4,20.1,20.1,19.9,19.8,19.9
1990,19.9,19.8,20,19.9,20.7,20.6,19.9,20.6,20.6,21.1,21.2,20.8
1991,21.3,20.7,19.4,19.4,19.7,19.6,18.5,18.4,19.2,19.9,19.3,19.4
1992,18.6,18.6,19,19.3,19.3,18.9,17.7,17.8,18.1,18.4,20.1,17.4
1993,18.2,18.6,18,18.8,18.9,19.7,19.1,19.4,19,18.5,17.9,20.1
1994,19.9,18.9,19.6,19.7,20.1,20.1,17.8,17.4,17.9,17.8,17.9,17.8
1995,19.8,20,20,20.6,20.8,20.8,19.9,20.3,20.5,20.4,19.9,18.6
1996,19.7,19.3,19.6,20.2,20,19.7,19.5,20,20,20.3,20,19.8
1997,19.5,18.8,19.7,20,20.1,20.7,20.2,20.7,21.3,22.1,21.7,21
1998,21.3,21.8,22.2,21.2,21.2,21,20.6,21.5,21.4,20.9,20.4,20.6
1999,19.8,19.3,19.7,19.9,20,20.1,19.3,19.3,20,20.6,20.9,21.7
2000,20.1,19.6,20.3,21.2,21.6,20.7,21,20.8,20.5,21,20.8,20.7
2001,20,20.8,20.6,19.8,20.7,20.7,20.5,21.8,21.2,22,21.8,21.9
2002,21.8,21.5,21.1,19.7,18.7,18.3,19.1,19,19.3,21.2,21.1,20.8
2003,21.2,21.2,20.7,21,20.3,20.5,19.7,20.1,20.2,20.6,20.6,20.7
2004,21.2,20.1,20.3,20.4,20.2,20.6,20.1,20.2,20.1,20.9,21,21.1
2005,20.8,20.5,20.7,20.6,20.8,21.1,20,20.4,20.7,20.9,21.3,20.3
2006,20.3,20,20.4,20.9,20.5,20,20.5,20.5,20.3,21.2,20.4,20.8
2007,21.1,21.2,20.7,20.3,20.4,20.2,19.4,20.2,20.4,20.4,20.4,19.8
2008,19.3,19.3,19.4,20.3,20.1,20.1,19.7,20.5,20.3,20.3,20.6,20.1
2009,20,19.7,20,20.9,21.5,20.6,20.4,20.7,20.4,20.5,21.3,20.9
