1901,22.2,22.2,21.7,22.1,21.4,22.2,21.6,21.4,21.6,21.9,22,22.1
1902,21.9,22.6,22.4,22.6,21.5,22.3,21.8,21.3,21.6,21.6,21.6,22.4
1903,21.9,21.7,22.1,22.9,22.4,22.3,21.8,21.3,21.4,21.8,21.9,22.3
1904,21.6,22.2,21.5,22.4,21.5,21.6,20.8,20.4,21.1,21.4,21.4,21.7
1905,21.8,21.6,21.3,21.6,21.7,21.9,21.3,21.2,21.5,21.4,21.9,21.5
1906,22.1,21.7,22,21.6,20.7,20.9,21,20.8,21,21.4,21.7,21.8
1907,21.8,21.6,22.2,22.6,22.3,22.3,20.8,21.2,21.4,21.8,21.8,21.9
1908,22.2,23.1,22.3,22.5,22.1,22.3,21.8,21.6,21.8,21.8,21.4,22
1909,21.9,21.8,22.8,22.4,22.2,22.5,21.7,21.2,21.5,21.9,22,22
1910,21.5,22.4,21.9,21.7,21.2,21.4,21.4,21.3,21.7,22,21.9,21.8
1911,21.1,21.9,21.4,22.2,22,22.6,21.6,21.3,21.6,21.8,21.9,22.1
1912,21.9,21.6,22,22.2,21.1,21.2,21,21.2,21.3,21.8,21.9,22
1913,22.1,21.6,21.6,22,21.1,21.3,20.9,20.9,21.3,21.7,22.1,21.8
1914,22,21.8,22.2,22.3,21.3,21.6,21.2,20.5,21.7,22,22.1,22.6
1915,22.7,23.4,22,23.9,23.5,23.2,22.8,22.1,21.9,22.4,22.2,22.3
1916,22.1,22.8,22.1,22.4,21.3,21.2,21.2,21,21.5,21.9,21.8,22
1917,21.1,20.9,21.3,21.7,20.7,20.6,20.9,21,21.4,22,22,21.8
1918,21.5,21.5,22.6,22.4,21.9,21.5,21.6,20.8,21.4,22.2,22.5,22.3
1919,22.1,23.1,23.6,22.1,23.2,23,22,21.2,21.4,21.8,22,22.4
1920,22.5,23.1,22.3,22.5,21.7,21.2,21.1,21.2,21.6,22.5,22.1,22
1921,21.9,21.6,21.8,22,20.9,21,20.3,20.8,21.4,21.9,22,22.4
1922,22.5,22.7,22.4,21.6,21,21.1,20.2,20.3,21.2,21.4,21.5,21.7
1923,22.1,21.5,21.9,21.4,21.3,21.5,21.1,21.2,21.5,22.2,22.2,22.4
1924,22.8,21.8,22,21.7,21,20.7,20.7,20.4,21.2,21.3,21.7,21.6
1925,21.2,21.2,21.6,21.7,21.5,21.9,21.8,21.4,21.2,21.8,21.8,22.2
1926,22,22.3,22.4,22.5,21.6,21.6,21.5,21.5,21.8,21.6,22.1,22
1927,21.8,21.8,21.7,22,21.4,21.5,21.1,21.1,21.6,21.6,22.1,22.6
1928,22.3,22.9,22.5,22,21.6,22.2,21.6,21.4,21.6,21.8,21.8,22
1929,22.2,21.9,21.8,21.7,21.3,21.7,21.2,21.2,21.5,21.8,21.7,21.7
1930,21.9,22.2,22.6,22.2,22.2,22.2,22,21.7,21.5,21.6,22.2,22.5
1931,22.4,22.5,22.7,22.9,22.5,22.7,22.5,21.7,21.6,21.9,22,22
1932,21.9,22.3,22.5,23.2,22.5,22.4,22.1,21.9,21.4,21.8,22.2,22.1
1933,22.1,22.1,22.2,22.3,21.7,22,22,21.7,22,22,21.9,22
1934,22.1,21.5,21.1,21.9,21,20.9,21.1,21.2,21.9,22,22.1,22
1935,22.4,21.5,21.9,21.8,21.3,21.2,21.2,21.3,21.5,22.1,22.2,22.5
1936,22.4,22.2,22.6,23,22.1,21.3,20.8,21.3,21.6,22,22.1,22.3
1937,22.9,22.3,22.9,22.4,21.6,21.6,21.6,21.7,22.1,22.2,22.7,22.9
1938,22.4,23.2,22,22,21.5,21.8,21.8,21.4,21.8,22.1,21.5,22.3
1939,22.4,22,21.9,22,21.9,21.9,21.8,21.4,21.6,21.6,22.1,22.5
1940,22.1,22.6,22.1,22,21.5,21.1,21,21,21.7,21.9,22.1,22.8
1941,22.6,22.8,22.6,22.8,22.3,22.7,21.9,21.7,21.7,22.3,22.3,22.5
1942,23,22.7,23.2,23.4,22.8,22.6,22,21.3,22,22.1,22.3,22
1943,22.2,22.1,22.3,22.3,22.1,22.2,21.6,21,21.4,22.3,22,21.8
1944,21.7,22.4,22.2,21.9,21.4,21.9,21.4,21.8,21.5,22.1,22.4,22.4
1945,22.1,21.3,22.5,22.1,21.1,21.2,20.9,21.3,21.7,21.8,22,22.2
1946,21.3,21.6,22.2,22.2,22,22,21.8,21.1,21.5,21.7,22.1,22.1
1947,21.9,22,21.9,22,21.2,21.7,21.6,22.7,21.6,22.1,21.8,21.9
1948,22.4,22.7,22.2,22.2,21.5,21.6,21.3,21.2,21.4,22,22,22.6
1949,22,21.5,21.6,21.8,21.2,21.5,21.1,21.1,21.6,22,21.6,22.4
1950,22,21.9,21.1,21.4,21.3,21.5,21,21.3,21.5,21.5,21.7,22.1
1951,22,22.4,22,22,21.8,21.3,20.9,21.7,21.8,21.7,21.9,21.9
1952,22.7,22,22.1,21.9,21.4,21.7,21.8,21.4,21.9,21.8,21.8,22.2
1953,22.1,22.3,22.7,22.2,21.9,21.8,21.7,21.7,21.9,22.1,22.1,22.6
1954,22.4,22.1,21.9,23,22,21.7,21.5,21.8,21.6,21.8,21.8,22.1
1955,21.9,21.9,22.1,21.7,21.3,21.7,21.5,20.9,21.7,22,21.7,22.5
1956,22.3,21.3,22,21.8,21.9,21.7,21.4,21.2,21.6,22.6,21.8,22.1
1957,21.4,22.2,21.2,21.3,21.7,22.1,22,21.5,21.8,22,22.4,22.7
1958,22.6,22.8,22.3,22.8,22.8,22.5,21.7,21.4,21.6,21.9,22,22.9
1959,22.2,22,22.2,22.4,21.9,21.8,21.6,21.5,21.7,22,21.8,22.2
1960,22.2,22.5,21.8,22.3,22.1,21.7,21.8,21.6,22,22.2,22,22.4
1961,22.3,21.5,22.1,22.1,21.3,21.1,21.6,21.5,21.6,21.6,21.6,22.1
1962,22.2,22.3,22.1,21.9,21.6,21.3,21.1,22,21.8,22.3,22.2,22.3
1963,22,21.7,21.4,22,21.5,22.5,21.1,21.6,22,22.6,22.7,21.7
1964,21.3,21.8,22.1,21.6,21.2,21.7,22,21.4,22.1,21.9,22.1,22.2
1965,21.8,22.3,22.3,21.8,21.7,21.8,21.8,21.9,22.5,22.6,22.5,22.6
1966,22.9,22.5,22.8,22.7,22.4,21.1,20.9,22.2,22.4,22.6,22.4,22.8
1967,22.7,21.8,21.7,22.3,21.6,21,20.5,21.4,22.4,22,22.1,22.9
1968,22.2,22.1,21.6,22.2,22,21.3,21.6,22.9,22.1,22.5,22,23.3
1969,22.4,23.4,23.1,22.7,22.3,21.9,21.6,22,22,22.6,22.3,22.1
1970,22.6,23.1,22.3,22.8,22.4,22.2,22,21.8,21.9,22.3,22.4,22.5
1971,22,21.5,21.6,21.4,21,20.8,21.1,20.7,21.2,21.7,21.5,22.1
1972,21.5,21.4,21.5,22.3,21.4,21.4,21.3,21.1,21.5,21.7,22.1,22.4
1973,22.2,22.2,22.3,22.1,21.8,21.5,21,21.6,21.5,22.3,22.2,21.5
1974,21.6,21.2,21.1,21.5,20.9,20.8,20.4,20.6,21,21.6,21.8,21.2
1975,21.6,21.5,21.4,21.6,21,20.2,20.4,20,21.1,21.3,21.4,22.3
1976,21.2,21.5,21.6,21.7,21.3,20.8,20.5,21,21.2,21.8,21.5,21.9
1977,21.5,21.3,21.6,21.7,21.4,21.3,21.3,20.5,21.3,21.8,22.3,22
1978,22,22.7,21.8,22,21.8,21.2,20.9,20.9,21.3,21.6,21.6,22.2
1979,22.1,22.1,22.4,22.5,21.7,21.4,20.9,21.4,21.6,22,22,22.3
1980,22,21,21.6,22.3,22.4,22.1,21.9,21.3,21.8,21.9,22,22.3
1981,21.9,22.2,22.5,22.8,21.8,21.8,21.4,21.5,21.6,22,22.2,22.4
1982,21.8,22,22.2,22.2,21.6,21.4,21,20.9,21.4,21.6,21.9,22.4
1983,23,22.6,22.8,22.9,22.3,21.9,21.5,21.3,21.8,21.6,22,22.1
1984,21.6,21.8,21.7,21.5,21.2,21,20.8,21,21.3,21.5,21.8,22.3
1985,21.2,21.1,21.5,21.3,21.1,21.6,21.2,20.4,21.5,21.7,21.4,21.6
1986,21.7,21.2,21.3,21.4,21.9,21.4,21.3,20.9,21.5,21.9,22.1,22.1
1987,22.3,22.4,21.9,22.4,22.2,22.3,21.7,21.7,22.4,22.5,22.7,23
1988,22.4,22.8,22.4,22.1,21.8,21.6,21.4,21.8,21.8,21.7,22.1,21.7
1989,21.8,22.3,21.9,21.8,21.3,21.5,21,21.3,21.7,21.9,22.3,21.9
1990,22.5,21.8,22.6,23,22.1,21.9,21.3,21.5,22,22.2,22.3,22.4
1991,21.9,22.4,22,22.5,21.9,22,21.4,21.2,21.9,21.5,22,22.6
1992,22.3,22,21.9,22.3,22.1,21.6,21.1,21.5,21.2,21.8,21.9,22.6
1993,22,22.2,22.1,22.6,22.1,22.1,21.5,21.6,22,22.1,22.3,22.8
1994,22.2,22.2,22,22.3,21.8,21.6,21.2,21.5,22.1,22.4,22.1,22.7
1995,22.3,22.3,22.6,22.3,21.8,22.1,21.5,22.2,22.5,22.7,22.2,22.7
1996,22.2,22.6,22.2,22.2,21.9,22.6,21.9,21.6,22.1,22.4,22.3,22.4
1997,21.9,22.4,22.7,22.1,21.9,22,21.8,21.7,22.4,22.9,22.7,23
1998,23,23.6,23.3,23.3,22.8,22.9,22.7,22.4,22.8,22.9,22.7,23
1999,22.6,23.3,22.3,22.7,21.7,22.1,22.1,22.3,22.1,22.5,22.7,22.6
2000,22.2,22,22.4,22.2,22,22,21.6,21.5,22,22.4,22.6,22.2
2001,22,21.8,22.4,22.3,22.4,21.8,21.8,22,22.4,22.5,22.7,23.5
2002,22,22.9,22.5,22.5,22.4,22,22.1,22.2,22.4,22.6,22.4,22.7
2003,22.7,22.3,22.3,22.9,22.4,22.5,21.9,22.2,22.5,22.7,22.9,22.8
2004,22.4,21.8,22.2,22.8,22.8,22,21.6,21.5,22.3,22.5,22.6,23.1
2005,23.3,23.3,23.2,23.1,22.5,22.7,22.5,22.5,22.7,23,23.1,22.6
2006,23.1,22.8,22.5,22.5,22.2,22.5,22.3,22.1,22.8,23,22.4,22.7
2007,23.1,22.4,22.2,22.5,22.6,22.5,22.4,21.9,22.4,22.5,22.5,22.5
2008,21.8,22.2,21.9,21.9,21.9,21.8,22.3,22.3,22.8,23,23,23.2
2009,22.5,22,21.9,22,21.6,22.2,22.4,22.2,22.7,22.7,23.1,22.8
