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