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