1901,23.8,22.6,23,23.3,22.8,23.6,22.9,23.3,23.2,23.5,23.9,23.9
1902,23.5,23.2,23.9,23.9,23,23.8,23.1,23.1,23.2,23.1,23.4,24.1
1903,23.3,22,23.5,24.4,24.2,23.8,23.1,23.1,23,23.4,23.8,24
1904,23.1,22.8,22.8,23.7,23.1,22.8,21.9,22,22.7,22.9,23.2,23.3
1905,23.3,21.9,22.4,22.8,23.2,23.2,22.5,23,23.1,23,23.9,23.1
1906,23.8,22.1,23.4,22.8,22,22,22.1,22.5,22.7,23.1,23.5,23.5
1907,23.3,21.9,23.7,24.2,24.2,23.9,21.8,23,23.1,23.6,23.6,23.6
1908,23.9,24,23.8,23.9,23.8,23.9,23.2,23.6,23.6,23.5,23.3,23.7
1909,23.4,22.3,24.4,23.9,23.9,24.1,23,23.1,23.2,23.6,23.9,23.7
1910,22.8,22.8,23.2,23.1,22.5,22.5,22.5,23.1,23.3,23.7,23.7,23.3
1911,22.3,22.1,22.3,23.3,23.6,24.2,22.8,23,23.2,23.3,23.6,23.6
1912,23.4,21.9,22.8,23.2,22.5,22.1,22.1,22.8,23,23.2,23.5,23.7
1913,23.6,21.5,22.7,23.1,22.5,22.4,21.9,22.7,22.9,23.3,23.9,23.2
1914,22.9,21.9,23.3,23.5,22.7,22.7,21.9,22,23.2,23.5,23.8,24.1
1915,24.1,23.9,23.3,25.4,25.3,24.9,24.3,24,23.7,24.2,24.3,24
1916,23.6,23.4,23.3,23.6,22.8,22.5,22.2,22.7,23,23.6,23.7,23.7
1917,22.4,21,22.5,23.1,22.2,21.7,21.9,22.9,23.3,23.9,24,23.7
1918,23.1,21.9,23.9,23.7,23.5,22.7,22.8,22.6,23,23.9,24.4,24.1
1919,23.5,23.7,25.2,23.3,25.2,24.4,23.2,23.2,23.2,23.5,23.8,24.2
1920,24.1,23.8,23.6,23.8,23.3,22.4,22.2,23.1,23.3,24.1,24.1,23.8
1921,23.5,21.9,23.1,23.4,22.3,22.2,21.4,22.6,23.1,23.6,24,24.1
1922,24.2,23.4,24,22.8,22.6,22.3,21.3,22,23,23.2,23.4,23.4
1923,23.9,21.8,23.4,22.6,23,22.8,22.4,23.1,23.2,23.8,24.2,24.3
1924,24.2,21.8,23.2,22.8,22.6,22,21.6,22.2,22.9,23.1,23.6,23.4
1925,22.6,21.6,23,22.8,23,23.2,23.1,23.2,22.9,23.2,23.5,23.7
1926,23.4,22.6,23.6,23.8,23.3,23.1,22.8,23.3,23.5,23.5,24,23.9
1927,23.5,22.5,23.2,23.4,23.1,22.9,22.6,23.4,23.7,23.7,24.2,24.5
1928,24,23.9,24.2,23.4,23.3,23.7,23.1,23.5,23.6,23.7,23.8,23.9
1929,23.9,22.4,23.4,23.1,23,23.1,22.6,23.2,23.3,23.5,23.7,23.7
1930,23.7,23,24.2,23.7,23.9,23.7,23.6,23.8,23.5,23.5,24.2,24.5
1931,23.8,23,24.3,24.5,24.4,24.4,24.1,23.8,23.6,23.7,24.1,24
1932,23.6,23,24.2,24.9,24.4,24.1,23.5,24.1,23.2,23.5,24,23.9
1933,23.7,22.7,23.7,23.9,23.2,23.6,23.5,23.8,23.8,24.1,24.1,24
1934,23.9,22.2,22.4,23.3,22.5,22,22.2,23.2,23.8,24.2,24.2,23.9
1935,24,21.9,23.4,23.1,22.9,22.3,22.2,23.1,23.2,23.7,24.3,24.3
1936,24.3,22.6,24,24.6,23.6,22.3,21.8,23.1,23.2,23.8,24,24.1
1937,24.7,22.8,24.6,23.8,23.2,22.8,22.8,23.6,24,24.1,24.6,24.7
1938,24,24,23.3,23.2,23.1,23,23,23.2,23.5,23.8,23.2,24
1939,24,22.5,23.2,23.4,23.6,23.1,23.1,23.3,23.2,23.1,23.7,24.1
1940,23.5,22.9,23.2,23.2,22.9,22,21.9,22.8,23.4,23.6,23.9,24.5
1941,24.2,23.3,23.8,24,23.8,24.2,23,23.5,23.5,23.9,24,24.3
1942,24.7,23.1,24.8,24.9,24.6,24.3,23.4,23.2,23.7,23.8,24,23.7
1943,23.8,22.8,23.8,23.8,23.6,23.7,22.9,22.9,23,23.8,23.7,23.6
1944,23.2,23.2,23.6,23.2,22.8,23,22.4,23.2,23.4,23.7,24.2,24.1
1945,23.5,21.6,23.9,23.4,22.5,22.2,21.7,22.8,23.1,23.5,23.9,24
1946,22.6,22,23.6,23.4,23.5,23.2,23,23,23.2,23.3,24,23.7
1947,23.4,22.4,23.1,23.3,22.7,22.7,22.7,24.8,23.4,23.8,23.8,23.7
1948,24.2,23.6,23.5,23.5,22.9,22.6,22.4,23,23.2,23.6,23.9,24.3
1949,23.4,21.9,22.6,23.3,22.2,22.8,22.6,23,23.5,23.8,23.7,24.1
1950,23.9,22,22.3,22.3,22.3,22.6,21.5,22.5,23,23.1,23.5,23.6
1951,23.2,22.5,24,22.7,22.9,21.7,21.5,23,23.1,23.6,23.4,23.7
1952,24.2,22.5,22.8,22.4,23,23.1,21.9,22.8,23.3,23.7,23.4,23.6
1953,23.7,22.5,23.4,23,23.3,22.4,21.9,23,23.3,23.6,23.8,23.8
1954,23.4,22.2,23,24.3,22.8,22.2,22,23.4,22.9,23.5,23.5,23.6
1955,23,22.1,23.3,22.5,22.9,22.4,22,22.5,23.5,23.5,23.6,23.1
1956,23.4,22.1,23.2,22.9,23.3,22.3,21.9,22.6,23,23.8,23.6,23.5
1957,23,22.6,22.4,22.7,23,22.7,22.4,23,23.3,23.1,23.5,23.9
1958,23.7,22.8,24.1,24.2,23.5,23.1,23.1,23.5,22.9,23.6,24,24.4
1959,23.7,22.5,23.9,23.8,23.5,23.5,23.1,23.5,23.6,23.7,23.8,24.1
1960,24.2,23.6,23.2,23.7,23.5,23.1,22.9,23.4,23.7,23.9,24,24.4
1961,23.3,21.4,22.9,22.7,22.6,22.3,22,22.6,23,23.4,23.3,23.2
1962,23.3,22.3,23,22.6,22.8,22.5,22.2,23,23.1,23.6,23.7,23.7
1963,23.3,22.4,22.7,23.2,23.3,23.2,22.6,23.3,23.5,24.3,24.5,23.3
1964,23.3,22.3,23.6,23,23.1,23.2,22.8,23.4,23.1,23.5,23.8,23.8
1965,23.2,23.1,23.9,22.9,23.1,22.8,22.7,23.4,23.6,24,24,24.1
1966,24.8,23,24.1,23.8,23.5,22.3,22,23.4,24.1,24,24.2,24.6
1967,24.2,21.9,22.7,23,22.7,22.2,21.7,22.7,23.3,23.3,23.4,23.8
1968,23.5,22.2,22.9,23,22.8,22.3,22.1,23.8,23.6,24,24.1,24.4
1969,23.9,23.5,24,24.3,23.6,23.1,22.6,23.4,23.6,24,24,24
1970,24.2,23.3,23.6,23.7,23.7,23,22.8,23.5,23.7,23.9,24,24.1
1971,23.2,21.9,22.8,22.5,22.3,21.8,21.9,22.3,22.7,23,23.1,23.4
1972,23,21.8,22.6,23.6,22.8,22.6,22.6,22.8,23.1,23.3,23.9,24
1973,23.2,22.5,23.4,23,23.3,22.4,21.5,23.6,23.4,23.9,24,23.6
1974,23,21.6,22.3,22.5,22.1,22,21.6,22.5,22.9,23.4,23.7,22.9
1975,23.1,22,22.9,22.7,22.2,21.6,21.4,22.7,23,23.3,23.7,23.6
1976,22.6,21.6,22.7,22.9,22.9,22.2,21.9,22.5,22.9,23.4,23.4,23.7
1977,22.9,21.8,22.9,22.9,22.5,21.8,21.6,22.8,22.9,23.3,23.8,24.3
1978,23.8,23.2,23.4,23.4,23.3,22.5,22.1,23.1,23.3,23.1,23.5,23.9
1979,24,22.7,23.8,23.9,23.3,22.8,22.6,23.5,23.8,24.1,24.3,24.6
1980,23.4,21.9,23.6,24.3,24.3,23.5,22.8,22.4,23.8,24.1,24.2,24.2
1981,23.3,22.8,23.7,23.6,23.6,23.2,22.8,23.6,23.8,24.3,24.4,24.3
1982,23.6,22.7,23.5,23.5,23.1,22.5,22.2,23,23.4,23.4,24.1,24.2
1983,24.3,23.2,24.1,24.2,23.9,23.1,22.9,23.6,23.4,23.7,24.5,24.5
1984,23.2,22.4,23.3,22.9,22.7,22.2,21.7,23,23.5,23.5,24.2,23.9
1985,23.1,21.3,23.1,22.6,22.5,22.7,21.5,23,23.2,23.9,23.8,23.3
1986,22.9,22,22.4,22.7,23.6,22.4,22.6,22.9,23.6,23.5,24.4,23.8
1987,23.8,22.8,23,23.9,23.5,23.3,22.4,23.5,24.1,23.4,24.5,24.8
1988,23.9,22.9,23.7,23.5,23,22.8,22.5,23.5,23.4,23.4,24.1,23.5
1989,23.3,22.7,23.2,23,22.9,22.7,21.7,23.2,23.4,23.7,24.3,23.9
1990,23.8,22.6,23.7,24.1,23.6,23.2,22.4,23.5,23.6,24,24.2,24
1991,23.9,22.7,23.1,23.4,23.4,23.2,22.6,23.2,23.7,23.5,23.9,24.3
1992,24,22.5,23.3,23.6,23.5,22.8,22.2,23.1,23.2,23.7,24,24.3
1993,23.6,22.9,23.6,23.8,23.9,23.9,22.6,23.4,23.9,24.2,24.5,24.7
1994,23.9,22.5,23.2,23.2,23.2,22.4,22.2,23,23.7,24,24,24.3
1995,23.5,22.7,23.1,23.3,23.2,23,22.3,23.7,23.9,24.3,24.1,24.4
1996,23.8,22.9,23.3,23.5,23.5,23.6,23.1,23.6,24,24.3,24.4,24.2
1997,24.1,23.1,24.1,23.4,23.2,23.3,22.9,23.6,24.1,24.8,24.6,24.7
1998,24.5,23.9,24.6,24.1,24,24,23.5,24,24.4,23.9,24.8,24.6
1999,24.2,23.4,23.4,23.6,23.2,23.2,23.1,23.9,24,24.2,24.8,23.8
2000,23.8,22.8,23.8,23.3,23.6,23.1,22.6,23.3,23.6,24,24.3,23.3
2001,23.6,22.7,23.8,23.2,23.8,23.1,22.8,23.6,24,24.4,24.6,25
2002,23.5,23.3,23.8,23.5,23.7,22.9,22.7,23.7,23.9,24.2,24.2,24.7
2003,24.3,22.5,23.4,23.7,23.6,23.3,22.9,23.8,24.2,24.6,24.8,24.7
2004,23.8,22.4,24,24.2,24.1,22.8,22.6,22.9,24,24.4,24.5,24.7
2005,24.9,23.9,24.7,24.6,23.7,23.3,23.1,24.2,24.4,24.6,24.5,24.6
2006,24.6,23.4,24.3,23.6,23.5,23.3,23.1,24,24.5,24.7,24.2,24.7
2007,24.8,22.8,23.8,23.5,24,23.4,23.2,23.8,24.1,24.1,24.6,24.3
2008,23.5,23.1,23.5,23.3,23.4,23,23,23.9,24.4,24.7,24.8,24.8
2009,23.9,22.5,23.3,23.2,22.9,23,22.8,24,24.3,24.3,24.8,24.6
