1901,22.2,22.2,21.8,22,21.9,21.4,20.4,20.1,19.7,21,21.5,21.9
1902,22.1,22.8,22.4,22.6,22,21.6,20.8,20.1,19.6,20.7,21.2,22
1903,21.7,21.7,21.9,23,23.1,21.6,20.7,19.9,19.4,20.9,21.3,21.9
1904,21.7,22.5,21.7,22.6,22.3,21,19.8,19.1,19.2,20.6,21,21.4
1905,21.8,21.7,21.1,21.7,22.3,21.2,20.4,20.1,19.7,20.8,21.7,21.5
1906,22.3,21.9,22.2,21.9,21.4,20.3,20.1,19.8,19.4,20.9,21.4,21.6
1907,22,21.9,22.4,22.9,23.2,21.9,19.8,20.1,19.7,21.3,21.4,21.7
1908,22.4,23.4,22.4,22.8,22.9,21.8,20.9,20.6,20.1,21.3,21.2,21.9
1909,21.9,22.1,22.9,22.7,23,22,20.8,20.1,19.7,21.2,21.5,21.8
1910,21.5,22.4,21.9,22,21.8,20.8,20.3,20.2,19.9,21.4,21.5,21.5
1911,21.2,21.9,21.2,22.2,22.6,22.1,20.7,20.1,19.8,21.1,21.4,21.7
1912,21.9,21.6,21.4,22,21.8,20.4,20,19.9,19.4,20.7,21.4,21.8
1913,22.1,21.5,21.6,21.9,21.8,20.6,19.9,19.9,19.6,21,21.5,21.2
1914,21.2,21.4,21.6,22.1,21.8,20.6,19.7,19.2,19.6,20.9,21.4,21.8
1915,22.1,22.8,21.6,23.3,23.4,22.1,21.1,20.5,19.8,21.3,21.6,21.6
1916,21.8,22.6,21.5,22.1,21.8,20.4,19.7,19.5,19.3,20.8,21.2,21.4
1917,21,21,21.1,21.7,21.4,19.7,19.5,19.6,19.5,21.2,21.4,21.6
1918,21.5,21.4,21.9,22.1,22.3,20.6,20.2,19.4,19.4,21.1,21.7,21.6
1919,21.7,22.6,22.7,21.8,23.3,21.7,20.4,19.8,19.5,21,21.3,21.9
1920,22.1,22.7,21.8,22.1,22.1,20.4,19.8,19.8,19.5,21.2,21.6,21.7
1921,21.8,21.6,21.7,22,21.5,20.2,19.2,19.5,19.4,21,21.4,21.8
1922,22.2,22.5,22.2,21.7,21.8,20.4,19.3,19.2,19.4,20.8,21.1,21.4
1923,22.1,21.5,21.8,21.4,22,20.7,19.8,19.8,19.6,21.2,21.7,22.1
1924,22.4,21.7,21.7,21.7,21.8,20.2,19.4,19.2,19.4,20.5,21.2,21.4
1925,21.1,21.3,21.4,21.6,22,21,20.4,20,19.5,20.8,21.2,21.5
1926,21.8,22.1,21.9,22.3,22.2,20.9,20.2,20,19.8,21,21.7,21.9
1927,21.9,22,21.8,22.1,22.2,20.7,19.9,20.1,20,21.2,21.7,22
1928,22.1,22.8,22.2,22.1,22.2,21.3,20.4,20.1,19.8,21,21.4,21.6
1929,22.2,22,22,21.8,21.8,20.8,20,20,19.9,21,21.3,21.4
1930,21.9,22.3,22.2,22.1,22.6,21.3,20.7,20.4,19.9,21,21.7,22
1931,22,22.4,22.5,22.8,22.9,21.8,21.1,20.3,19.8,21,21.6,21.8
1932,21.9,22.4,22.1,23,23,21.6,20.6,20.5,19.6,21,21.5,21.7
1933,22,22,21.9,22.2,21.9,21,20.5,20.2,19.9,21.4,21.5,21.7
1934,22,21.8,21,21.9,21.5,19.9,19.4,19.7,19.8,21.2,21.5,21.7
1935,22.2,21.5,21.7,21.8,21.7,20.4,19.8,19.8,19.5,21.1,21.7,22
1936,22.1,21.8,22,22.6,22.3,20.3,19.3,19.8,19.5,21.1,21.5,21.7
1937,22.5,22.3,22.5,22.2,21.9,20.6,20.1,20.1,19.9,21.3,22,22.2
1938,22.2,23.1,21.7,21.9,22,20.7,20.1,19.9,19.8,21.2,21,21.8
1939,22.1,21.8,21.6,21.9,22.3,20.9,20.3,19.9,19.6,20.6,21.4,21.8
1940,21.8,22.3,21.5,21.9,22,20.1,19.6,19.7,19.6,21,21.4,22.2
1941,22.7,23.2,22.2,22.8,22.9,21.3,20.8,20.5,20.7,21.7,21.8,22
1942,22.7,22.2,22.5,23.2,22.6,21.1,19.9,19.4,20.4,21.7,22.5,21.9
1943,22.3,22.3,22.7,22.2,22.2,20.8,19.9,19.8,19.8,21.7,21.9,22.1
1944,22.1,22.6,22.8,22.4,22.2,20.9,20.1,19.3,19.3,21.3,22.3,22.6
1945,23,22,23.2,23.1,22.4,20.2,19.7,20.2,20.2,21.4,22.3,22.1
1946,22,22.9,22.5,22,22.7,20.9,20.9,20.6,20.1,21.3,21.7,22
1947,22.2,22.3,22.1,21.8,22.1,20.8,20.6,20.6,20.1,21.9,22.3,21.5
1948,22.6,22.5,22.4,22.9,22.3,21.1,20.5,20,20,20.9,22,22.4
1949,22.5,22.7,23.1,22.7,22,20.8,20.2,19.6,20.2,21.8,22,22.5
1950,22.6,23.3,22.2,21.2,21.6,20.5,19.7,19.4,19.9,21.4,21.9,21.3
1951,22.2,22.1,23,22.6,22.3,20,19.5,19.8,19.9,21.6,21.9,21.4
1952,22.5,23.1,22.1,22.3,22.1,20.8,20.2,19.8,20.4,21.3,21.9,22.2
1953,22.2,22.6,22.5,22.5,22.4,20.3,20.1,19.8,20.5,21.5,22,22.3
1954,22.4,22.8,22.8,22.7,22,20.8,19.8,19.7,20,21.1,21.4,22
1955,22.2,21.6,21.2,21.8,21.7,20.3,19.7,19.5,20,21.3,21.8,21.8
1956,22.1,22.2,22.1,22.2,23.1,20.9,20.1,19.7,19.9,21.5,21.7,21.9
1957,21.6,22.4,21.6,21.8,22.4,20.2,20.4,20.6,20.6,20.6,21.9,21.9
1958,22.4,22.5,22.8,22.9,22.4,21.1,19.9,19.9,19.5,21.6,21.9,22
1959,22.2,22.1,22.8,22.5,22.4,21,20.6,20.4,20,21.8,21.9,22.4
1960,22.5,22.9,21.6,22.1,22.5,21.6,20.3,20.5,19.9,21.7,22.1,22.2
1961,21.9,21.9,21.6,21.3,21.6,20.5,19.5,19.2,19.5,20.8,21.1,21.4
1962,21.7,22.2,21.9,21.6,21.8,20.5,19.7,19.6,19.1,20.9,21.2,21.5
1963,21.6,21.8,21,21.6,21.8,20.2,19.6,19.5,19.5,21.2,21.8,21.3
1964,21.5,21.2,21.4,22.1,22.3,20.4,20.4,20.5,19.4,21.1,21.1,21.3
1965,21.4,21.4,21.3,21.3,21.7,20.2,20.1,19.2,19.1,20.6,21.5,21.5
1966,21.6,21.2,21.3,23,22.3,20.8,20.3,19.9,19.5,21.2,21.6,21.9
1967,22.5,22.5,21.5,21.7,22,20.8,19.7,19.6,20.2,21,20.9,21.2
1968,21.5,22.7,21.2,21.7,21.9,20,19.9,19.8,19.5,21.7,21.9,22
1969,22.1,22.5,22.4,22.5,22.5,21.1,20.3,19.8,20.2,21.3,21.8,21.9
1970,22,22,21.4,21.5,21.6,20.7,19.7,19.6,20,21.2,21.7,22.1
1971,21.7,22,22.1,22.1,21.4,20.9,20,19.7,19.8,20.9,20.9,21.4
1972,21.7,21.8,21.5,22,21.7,20.7,20.3,19.8,20.3,21.5,21.8,22.4
1973,22.3,23.6,22.8,22.3,22.6,21.1,20.7,21.2,20,21.5,22,21.9
1974,21.6,21.6,21.2,21.9,22,20.6,19.7,19.7,19.5,21.2,21.6,21.8
1975,22,22.1,21.8,22.7,21.7,20.3,19.8,19.9,19.4,21.3,21.9,21.3
1976,21.4,21.1,20.8,21.3,21.6,20.4,19.8,19.6,19.7,20.8,21.3,21.6
1977,21.7,21.5,22.2,22.2,22,20.7,20,20.2,20.1,21.1,21.7,22.3
1978,22.2,21.8,21.2,22,22.4,20.6,20.3,20,19.5,21,21.3,21.4
1979,22.1,21.9,21.9,22.6,22.3,20.5,19.9,20,20.1,21.3,21.8,22.2
1980,22.7,22.2,21.2,21.9,21.9,20.6,20.5,20.1,20.2,20.9,21.5,21.1
1981,21.5,21.8,21.3,22,22,20.9,19.2,19.8,19.6,21.5,22.1,22
1982,21.5,21.4,21.7,21.6,22.1,20.6,20.2,20,19.7,21.1,21.7,22
1983,22.2,22.1,22.3,22.6,22.8,20.8,20.2,20.5,20.3,21.3,21.5,22.1
1984,22.1,23,22.7,21.9,22.1,21,20,20.3,20,21.3,21.9,22.3
1985,22.7,21.6,22,21.8,22.2,21.2,20,20.2,20,21.4,21.4,21.6
1986,22.1,21.7,21.3,22.1,22.5,20.4,19.9,20.1,19.8,21.1,21.9,21.6
1987,21.9,22,21.8,22.6,22.9,21.4,20.9,21.1,19.1,20.9,22.1,22.6
1988,22.3,22.9,22.6,22.4,22.4,21.2,19.9,19.9,20.1,21.8,22.2,21.9
1989,21.6,22.2,22.6,21.9,22.4,21,19.9,20.3,20,21.5,21.5,22
1990,21.7,21.6,22.6,22.7,22.3,20.9,20.3,20,20.1,21.4,22.1,21.6
1991,22.4,22.7,22.1,22.5,22.5,21.1,20.1,19.6,19.7,20.6,21.6,21.6
1992,22,22,21.9,22.8,22.6,20.6,20,19.2,20,21.2,21.2,21.7
1993,21.9,22.3,22.3,22.6,22.5,21.5,20.1,20.4,20.3,22.1,22.2,22.6
1994,22.3,22.6,22.8,22.2,22.4,20.5,20.2,20.1,19.9,21.6,21.8,22.4
1995,22.1,22.5,22.7,22.4,22.6,20.5,20.4,20.3,20.4,21.9,21.8,21.8
1996,22.4,22.5,22.5,22.3,22.5,21.1,21,20.6,20.3,22,22.3,22.7
1997,23,22.3,22.2,22.4,22.3,20.5,20.5,20.3,20.4,22.1,22.4,22.6
1998,23,23.3,23.9,23.1,23.3,21.7,21.1,20.3,20.3,21.7,22.6,22.8
1999,22.7,23.1,22.1,23.1,22.2,21.3,20.7,20,20.5,21.6,22.6,22.5
2000,21.9,22.4,22.5,22.3,22.7,21,20.3,20.4,20.3,22.1,21.5,21.4
2001,21.9,22.5,22.5,22,23.2,20.8,20.7,20.6,20.6,21.9,22.4,22.8
2002,21.7,22.2,22.1,22.5,23,21.1,21,20.4,20.6,21.7,21.5,22.6
2003,22.6,22.3,22.1,22.4,23,20.6,20.3,20.2,20.4,21.7,22.5,22.7
2004,22.2,22,22.3,22.5,22.2,20.6,20.1,19.9,20.1,21.7,22.3,22.5
2005,23,23.2,23.4,23.3,22.8,21,20.4,20.2,20.4,21.6,22,22.1
2006,22.3,22.7,22.5,22.1,22.6,21.1,20.7,20.6,20.5,22.2,22.5,22.4
2007,22.4,22.6,22.3,22.5,22.3,21,20.1,20.3,19.9,21.3,22.1,22.4
2008,22.2,23,22.3,22.1,22.3,20.5,20.5,19.9,20.5,21.4,22.4,22.5
2009,22.6,21.8,22.1,22.4,22.6,21.1,20.6,20.5,20.8,21.9,22.5,22.7
