1901,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1902,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1903,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1904,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1905,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1906,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1907,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1908,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1909,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1910,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1911,22.7,22.4,23,23,21.9,20.9,19.6,19.7,19.8,20.8,21.9,22.1
1912,22.4,22.7,23,22.9,21.9,20.5,19.5,19.4,19.6,20.9,22.2,22
1913,22.3,22.4,22.8,22.9,22.2,20.5,20.2,20,20.2,21.2,22.2,22.6
1914,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.7
1915,22.7,22.8,23.1,23.4,22.2,20.7,20,19.9,20.1,21.1,22.3,22.4
1916,22.5,23,22.9,22.9,22.3,20.8,20,20,20.2,21.2,22.3,22.5
1917,22.8,23,23.2,23,22.3,20.8,20.1,19.9,20.1,21.2,22.3,22.7
1918,22.6,23.1,23.2,23,22.4,20.8,20.2,20,20.2,21.2,22.2,22.6
1919,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1920,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1921,22.7,22.8,23.2,23.2,22.3,20.9,20.2,20,20.4,21.4,22.7,23.1
1922,23.1,23.2,23.6,23.4,22.6,21.3,20.1,19.9,20.4,21.5,22.8,23.2
1923,22.7,22.6,23.2,23.1,22.3,20.8,20.2,19.7,20,21,22,22.4
1924,22.9,23.2,23.5,23.5,22.7,21.4,20.8,20.6,20.7,21.7,22.8,23
1925,22.9,22.7,23.2,23.2,22.6,21.5,20.9,20.7,20.5,21.1,22.2,22.5
1926,22.5,22.8,23,22.6,22.5,21.3,20.9,20.6,20.6,21.2,22.2,22.1
1927,22.5,22.6,23.1,22.4,21.6,20.4,20.1,20.5,20.4,21.6,22.6,22.7
1928,22.3,22.7,23.5,23.7,22.6,20.8,20.5,20.2,20.6,21.7,22.9,22.8
1929,22.5,23.2,23.5,23,22.3,20.5,19.9,19.4,19.8,21.2,22.2,22.6
1930,22.8,22.8,23.2,23.2,21.7,20.4,19.7,19.5,19.8,20.7,21.8,22.6
1931,22.8,22.9,23.2,23.1,22.8,21.2,20.5,20.2,20.5,21.5,22.2,22.7
1932,22.7,23.4,23.2,23.2,22.3,20.9,20.2,20,20.2,21.2,22.2,22.6
1933,22.6,23,23.4,23.5,22.5,21.2,20.4,20.1,20.4,21.3,22,22.5
1934,22,21.7,22.4,23.4,23,21.2,20.5,20.4,20.1,21.4,22.5,22.9
1935,23.1,23,23.5,22.6,22.2,20.5,19.4,19.1,20.4,21.9,22.3,22.6
1936,22.6,23,23.2,23.2,22.9,20.8,19.7,19.2,19.7,21.8,22.9,22.5
1937,22.9,23.2,23.3,24.1,23.1,21.3,20,19.9,20.9,21.8,23.1,22.4
1938,22.6,22.6,23.3,23.2,22.3,21.1,20.3,19.9,20.2,21.5,22.4,22.5
1939,22.1,23,23.3,23.4,23.1,20.7,20.7,20.6,20.8,21.5,22.6,22.5
1940,23.1,23.3,23.3,22.3,22.9,21.4,20.3,20.1,20.4,21.1,22.7,23
1941,22.6,23,23.6,23.7,23.2,20.9,20,20.3,20.9,21.5,22.7,23.1
1942,23.1,23.9,24.1,24.2,23,21.5,20,20.2,19.9,21.3,22.6,23.2
1943,22.7,22.9,23.7,24.2,23.3,21,20,20.2,20,21.1,22.3,23.1
1944,21.6,23.1,23.7,23.9,23.1,21.5,20.4,20.2,21,21.6,23.5,23.5
1945,23.1,23,23.7,24.6,23.6,20.5,20.2,20.2,20,21.9,22.8,23.3
1946,22.8,22.9,23.4,24.2,23.6,21.5,20.3,20,20,21.4,23.1,23.8
1947,23.9,23.5,24,23.8,22.3,21,20.5,19.8,20.1,21,22.4,22.7
1948,22.6,22.5,23.6,23.8,23.5,21.2,20.1,20.1,20.3,21.3,21.6,22.3
1949,22.4,22.1,22.9,23.7,23.1,21.3,20.8,21,20.7,21.8,22.6,23
1950,22.2,22.2,23.3,23.5,21.9,20.3,20.1,19.8,20,20.8,21.5,22.3
1951,22.4,22.4,23.1,22.7,22.2,21.1,20,20.2,20.8,21.6,22.4,22.6
1952,23,23.2,24.3,23.9,23.3,21.5,20.5,20.2,20.8,21.3,22.8,22.7
1953,23.2,23.1,23.7,23.8,23,21.2,20.3,20.1,20.1,21.3,22.5,22.9
1954,22.8,23.1,23.6,23.6,23.1,21.1,20.4,20.2,20.5,20.9,22.4,22.4
1955,22.9,22.2,23.4,23.3,22.1,20.6,20.2,19.7,20.5,21,22.3,23
1956,22,22.2,23.1,23.1,22.3,20.4,19.3,19.7,19.4,20.6,22.1,22.1
1957,22.4,22.2,23.3,23.9,22.8,21.4,20.2,20.6,20.5,22.1,22.3,22.3
1958,23,23.5,24,23.8,22.5,21.1,20.1,20.6,20.9,21.4,23.2,22.6
1959,22.8,23.3,23.8,23.1,21.9,20.8,20.2,19.7,20.4,22,23,23.7
1960,22,22.1,23.4,23,22.3,20.5,19.8,19.2,20.3,21.1,21.4,22.6
1961,23.2,23.9,23.4,23.5,23.2,21.5,20.9,20.6,21,21.8,22.4,23.3
1962,22.6,22.2,22.6,22.9,21.5,20.9,20.1,20.4,20,20.9,22.3,22.7
1963,22.3,22.7,23.9,22.8,21.7,20.4,20.2,19.7,19.6,21.2,23.2,22.1
1964,22.6,23,24,23.5,21.5,20.8,19,19.5,19,20.3,21.4,21.8
1965,22.1,22.4,23.2,23,22,20,19.6,19.9,20.7,21.6,22.4,23
1966,23,23.2,23.5,23.1,22.5,21.3,20.8,19.8,20.7,21.4,22,23
1967,23.2,22.7,23.8,23.2,22.5,21.4,20.8,20.3,20.2,21.4,22.3,21
1968,22.1,22.3,22.8,22.9,22.2,20.3,19.8,19.8,19.9,21.6,22.1,22.5
1969,22.6,22.8,23.4,24.1,22.5,21.1,21,20.4,20.7,21.8,23,23.2
1970,23.2,23.4,23.9,23.1,23,21.3,21.1,20.9,20.3,21.1,22.4,23.4
1971,22.8,22.5,22.6,23.2,21.8,20.5,20.1,19.4,19.7,20.3,21.7,22.5
1972,22.5,23,23.1,23.1,23.4,20.9,20.3,20,20.9,22.2,22.5,23.3
1973,23,23.3,24.2,24,22.9,21.2,19.7,20,19.6,20.6,22.4,22.4
1974,21.1,21.5,22.2,23.2,22.4,21.7,20.6,20,20.4,21.3,22.5,22.7
1975,22.4,23,23.5,23,22.6,21,20.2,19.4,19.8,20.4,21.3,23.4
1976,22.3,22.7,22.8,23.1,22.3,21,19.8,19.7,20.1,21.5,21.9,23
1977,22.8,23.2,22.8,23.7,22.1,20.1,20.2,19.9,20.5,21.6,22.2,22.3
1978,22.4,22.9,23.2,23,21.5,21.2,19.8,20.1,20.4,21.3,22,22
1979,22.7,22.9,23.4,22.6,21.9,19.9,19.4,19.7,20.2,21.3,22.6,22.8
1980,22.8,23.1,23.1,23.9,23.4,20.5,20.3,20.1,20.4,21,22.7,23.8
1981,23.3,23.2,23.1,22.3,21.4,20.6,19.7,19.9,19.9,21.3,21.8,23.1
1982,23,22.7,22.7,22.2,21.8,20.5,19.7,18.9,19.1,20.9,22.2,22.6
1983,23.1,23.6,23.4,24.5,22.7,22.4,20.8,20.4,20.3,21.3,21.6,23.3
1984,22.9,22.4,23.4,23.6,22.2,20.6,20,19.6,20.1,21.1,21.5,21.8
1985,22.6,23,22.3,22.8,22.2,20.6,19.9,19.8,20.3,20.8,22.9,22.8
1986,22.4,22.2,23,23.2,22,20.9,19.4,19.2,20,21.6,22.6,22.1
1987,23.3,22.7,23.5,23.7,22.9,21.1,19.9,20.8,20.7,21.8,22.7,23.4
1988,23.8,23.3,23.6,23.7,22.3,21.7,20.5,20.5,20.5,21,21.8,22.4
1989,22.1,22.1,22.9,22,21.3,20.5,19.8,19.6,20.1,20.7,21.2,22
1990,22.3,23,22.9,22.5,21.9,20.3,19.5,19.4,19.8,20.7,22.1,21.7
1991,22.9,23.7,23.9,23.1,22.8,21.1,20.9,19.9,20.1,22.2,22.5,23.4
1992,22.4,24.3,23.8,24,23,22.4,20.9,20.2,21.1,21.2,22.5,23
1993,22.6,22.8,23.4,23.8,23.3,21.2,19.7,19.7,19.8,20.3,22.5,22.7
1994,23.9,23.3,24.1,23.5,22.6,21,20.8,20.7,20.8,22.8,22.4,23.1
1995,23.4,23.3,23.6,23.6,22.8,21.1,20.8,20.5,20.5,22.3,22.5,22.6
1996,23.4,23.4,23.5,23.5,22.6,21.5,20.2,19.5,19.8,21.1,21.9,23.1
1997,23.5,23.1,24.1,23,22.4,22,20.7,20.3,20.7,21.8,22.4,22.4
1998,23.3,23.5,24.3,24.1,22.4,21.9,20.3,20.2,21.3,21.8,21.9,23.5
1999,23.6,23.1,23.9,23.1,22.4,21.1,20.5,19.9,20.5,20.4,22.4,22.8
2000,23.1,22.4,23.6,23.1,21.9,20.6,21,19.7,19.8,20.9,23.7,23
2001,23,23.1,24.2,23.1,22.7,21,20.4,19.6,20.5,21.8,22.6,23.1
2002,23.4,23.1,23.6,23.6,22.8,21.8,20.8,20.9,20.7,22,22.7,23.4
2003,23.6,23.4,24.1,24.5,23.9,22.3,20.6,20.6,20.6,22.5,22.6,22.7
2004,24.4,23.4,23.9,23.5,23.1,21,20.7,20.7,20.6,20.6,22.2,22.5
2005,22.9,23.6,23.8,23.5,22.6,21.6,20.3,19.8,20.6,21.3,22.7,23.5
2006,23.4,23.3,24.1,23.1,22.3,21.6,20,20.5,20.8,22.1,23.3,23.7
2007,23.9,23.4,23.7,23.4,22.9,21.7,20.9,20.4,20.9,21.5,22.6,23.6
2008,23.3,23.8,23.2,23.2,21.7,20.5,20.1,20.8,20.7,22.4,22.9,23.1
2009,23.4,23.5,23.9,24,22.8,22.1,20.7,21,21,21.8,23.3,24.4
