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