1901,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1902,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1903,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1904,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1905,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1906,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1907,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1908,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1909,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1910,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1911,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1912,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1913,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1914,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1915,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1916,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1917,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1918,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1919,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1920,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1921,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1922,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1923,23,23.7,23.1,22.8,22.1,22.9,22.8,24.3,24.2,23.7,23.2,23.2
1924,23,23.4,23.2,22.5,22.1,22.1,23.1,23.3,23.7,23.3,22.7,22.8
1925,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1926,23.6,23.3,23.1,22.4,22.2,22.5,22.6,23.8,23.5,23.3,22.9,23.1
1927,23.4,23.8,23.3,22.9,22.6,22.7,23.3,23.8,24.2,23.2,23.4,23.2
1928,23.7,23.5,23.4,22.7,22.2,22.5,22.9,23.5,23.7,23.3,22.9,22.9
1929,23.5,23.7,23.5,23,22.6,22.9,22.8,24.1,24,23.2,22.6,23.4
1930,23,23.2,22.8,22.4,22.2,22.6,22.8,24,23.9,23.6,23.3,22.8
1931,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1932,23,23.2,23.1,22.5,22.1,22.5,22.8,23.7,23.6,23.2,22.6,22.8
1933,22.7,22.9,22.8,22.4,21.9,22.1,22.5,23.4,23.5,23.1,23,22.7
1934,22.8,22.8,22.8,22.4,22,22.3,22.4,23.4,23.4,22.8,22.3,22.4
1935,23,22.4,22.9,22.1,21.8,22.2,22.5,23.5,23.6,23.4,22.8,22.5
1936,22.5,22.7,22.6,21.9,21.9,22.2,22.4,23.4,23.3,23.3,23,22.6
1937,22.7,22.9,23,21.9,22.1,22.7,22.5,23.3,23.6,23,22.5,22.8
1938,23.3,23,22.6,22.6,21.9,22.8,22.6,23.7,23.8,23.2,22.7,22.7
1939,23.1,23,22.7,22,21.8,22,22.7,23.7,23.5,23.3,22.5,23
1940,22.6,23.1,22.4,22.4,22,22.5,22.3,23.8,24,23.1,22.8,23.2
1941,23.8,25.3,23.8,23.3,22.3,22.3,22.7,23.4,24.1,23.9,21.9,22.2
1942,23.6,24.2,22.9,22,22.1,22.6,22.3,23,23.9,23.2,22.4,22.9
1943,23.8,22.6,22.9,22.5,21.8,22.4,22.5,23.1,23.3,23.4,23.7,24
1944,23.8,23.3,22.2,21.9,21.8,23.3,22.8,23.3,23.3,23.4,22.9,23.1
1945,23.6,23.1,24.4,23,21.5,21.8,22.7,22.9,23.3,23.3,22.8,22.3
1946,23.8,24,23.2,21.9,22,22.3,22,22.3,23.4,23.3,22.1,22.6
1947,22.9,23,22.9,21.7,21.7,22.7,22.6,23,23.4,23.3,23.4,22.7
1948,22.9,23.4,22.5,22.6,22.3,22.2,22.4,23.3,23.1,22.9,22.6,22.5
1949,23.8,23.3,23.6,23.3,22.2,22,22.4,23.7,23.5,23.2,23.6,22.9
1950,22.9,22.8,23.2,22.3,21.1,22.6,22,22.6,23.2,22,23.2,23.1
1951,23.1,22.9,23,22.7,22.2,22.6,22.9,23.7,24.2,23.5,22.9,22.4
1952,23.9,23.4,23.4,22.6,22.2,22.6,22.7,23.6,23.8,23.2,22.4,23.2
1953,23.4,23.4,23.1,22.8,22.3,22.5,22.9,23.9,23.9,23.3,23.2,23.1
1954,23.6,23.3,23.4,22.6,22.3,22.2,22.8,23.5,23.6,23.2,22.5,22.6
1955,23.2,23.1,23,22.3,21.9,22.5,22.9,23.5,23.6,23.3,23,22.4
1956,22.5,22.6,23,22.2,22.1,22.4,22.5,23.9,23.4,23.1,22.4,22.4
1957,22.4,22.2,22.3,22.3,22.2,22.9,22.9,24.1,24.1,23.4,23.6,22.3
1958,23.9,22.7,23.2,23.4,22.1,22.7,22.3,23.8,23.9,23.4,23.6,22.8
1959,23.2,23,22.7,22.6,22.3,22.1,22.9,23.8,23.4,22.8,22.3,22.6
1960,22.9,22.2,22.2,21.6,21.8,22.6,22.2,23.5,23.1,22.9,22.8,23.4
1961,24.3,22.9,23.3,22.6,22.9,22.8,22.8,23.1,23,22.6,21.6,22.2
1962,22.1,23.3,22.8,22.8,21.7,22.4,23,23.3,23.5,22.9,22.7,22.6
1963,22,22.9,22.6,22,21.6,22.4,23.2,23.9,23.9,24.1,21.9,22.5
1964,23.2,23.2,23.1,22.2,22.2,22.4,22.2,23.3,22.9,22.7,22.7,22.7
1965,22.8,22.9,22.6,22.3,22.1,22.7,22.6,23.4,23.9,22.8,22.9,23
1966,23.6,23,22.8,22.3,22.9,22.7,23.2,24.1,23.7,23.3,22.2,23.1
1967,23.7,23.7,23.7,23.1,22,22.7,22.2,23.5,22.9,22.7,21.9,22.9
1968,23,22.5,22.2,21.6,21.7,21.8,22.5,23.5,23.8,23,22.4,22.5
1969,22.5,22.8,23,23.6,22.2,22.8,23.3,24.2,24.2,23.8,23,23.2
1970,23.1,23.8,22.9,22.5,22.2,22.8,22.7,23.4,23.9,23.4,22.7,22.3
1971,22.9,23.4,22.8,22.2,22.2,22.4,22.5,23.6,23.4,22.7,22.2,22.4
1972,22.4,22.3,23.2,22.8,22.3,22.1,23.4,24,24.3,23.6,22.4,23.3
1973,23.6,24,23.3,22.9,22.9,22.3,23.2,23.9,23.7,23.8,23.2,23.1
1974,23.1,23.5,23.1,22.6,21.5,22.2,21.9,24,23,23.6,22.7,22.8
1975,22.9,23.5,23.2,22.6,22.3,22.1,22.5,22.7,22.4,22.1,22.8,22.3
1976,23.3,22.7,23,22.1,21.7,22.1,22.2,23.3,23.5,23.5,22.7,23
1977,23,23,22.9,22.4,22.5,22.4,22.8,23.8,24.1,23.5,21.9,22.6
1978,22.9,23.9,22.5,22,22.5,22.3,22.7,23.6,23.7,23.3,22.3,22.5
1979,23.4,22.2,22.4,21.9,21.8,21.9,22.9,24.2,23.8,22.5,22.6,22.9
1980,23.1,23.2,23.2,22.9,21.5,21.6,22.4,23.2,23.6,23.2,22.4,22.7
1981,22.8,23.3,22.8,22.2,21.4,22.3,22,23.3,23.5,23,23.1,23.1
1982,23.1,23.2,23.5,22.2,21.3,22.5,22.9,23.7,23.7,22.3,22.2,23.2
1983,23.3,24.4,23.7,22.7,22.4,22.7,23.4,23.2,23.8,23,23.5,22.2
1984,22,23.5,23.1,22.1,22.4,22.7,22.6,23.8,24.3,23.6,22.1,23.2
1985,24.1,22.1,22.7,21.4,21.8,22.1,22.9,23.7,23.2,22.9,22.3,22.4
1986,23.2,23.2,22.8,22.1,22,22.2,22.8,24.5,23.5,22.9,22.6,22.7
1987,23.4,23.4,23.9,23.6,22.3,22.6,23.5,25,25,23.9,24.2,24
1988,23.8,24.6,23.8,22.8,22.9,23.9,23.2,23.8,24,23.4,22.7,22.9
1989,21.1,22.8,23,22.5,22.2,22.7,23,23.7,23.8,23.1,23.2,22.7
1990,22.6,23.2,23.2,22.9,22.5,23.4,23.5,23.7,23.4,23.7,23.4,23.1
1991,22.8,24,24,23.2,22.9,23.7,23.5,24,24.5,24,23.9,23.5
1992,24.2,24.3,23.9,22.7,21.9,22.3,22.5,23.7,23.5,23.7,22.3,22.8
1993,22.2,21.8,23,22.3,22,23.1,22.9,25.3,23.2,23,24.6,23.4
1994,22,23.3,22.8,22.7,22.7,22.8,22,24.1,23.8,23.6,23.2,23.2
1995,23,23.6,24,23.5,22.4,23.6,23.7,25.4,24.3,24.3,25.6,23.6
1996,23.6,24.4,23.1,22.6,22.1,23.4,23.7,24.8,24.5,23.8,23.1,23.6
1997,24.2,23.7,23.1,23.2,23.2,23.5,23.8,23.7,25.1,23.9,23.9,24.1
1998,24.4,24.3,23.4,22.4,22.8,23.1,23.8,22.9,23.7,23.3,24.2,23.5
1999,23.3,24.3,23.2,23.1,22.4,23.8,23.5,23.9,23.9,23.2,22.8,23.1
2000,24,24.1,23.4,23.9,23.4,23.3,23.4,25.1,24.1,23.4,23.5,22.5
2001,23.3,25.1,23.8,24,22.1,23.4,24,24.9,24.1,23.7,23.2,23.3
2002,23.1,23.5,24.1,23.9,22.7,23.8,25.3,25.3,25.2,23.9,23.5,24
2003,23.6,24.5,24.2,23.6,23,23.1,23.6,24.6,24.3,24.5,24.6,25.3
2004,24.7,24.4,24.3,22.6,22.4,23.3,24,25,24.4,24,23,23.3
2005,22.9,25.5,24.8,24,22.6,24,24.1,24.9,24.7,24.4,25.8,26
2006,24.5,24.9,23.9,23.8,20.8,23.1,24.1,25.3,24,25.6,23.8,22.9
2007,23.2,25,24.8,23.9,23.2,22,22.2,24.1,24.3,23.6,22.8,24.2
2008,25,25.3,23.8,23.3,23.2,22.7,23.9,25.3,24,22.9,22,22.8
2009,23.1,25,23.8,23.1,22.7,22.7,23.2,25.1,24.8,24.7,24.5,25
