1901,23.9,24.9,26.3,28.4,27,24.7,23.6,23.7,24.8,24.5,23.9,21.9
1902,22.7,24.1,27.2,28.1,27.6,25.6,24.1,24.5,23.7,24.1,23.6,22.9
1903,23.2,24.7,27.1,28.2,27.1,25.1,23.7,23.5,23.7,23.8,22.4,21.5
1904,22.2,23.9,26.5,28.1,26.5,23.9,23.1,23.5,24.1,24.4,23,21.9
1905,22.7,24.7,26.6,27.3,27.3,25.5,24.1,24,24.1,24.3,23.8,22.1
1906,23.7,25.3,26.3,29.1,28.5,25.1,23.6,23.5,23.2,24.1,24,22.4
1907,22.7,24.7,26.7,26.9,27,24.6,23.7,22.9,24.3,24.6,23.7,22.4
1908,23,24.3,26.1,28.7,27,25.4,23.1,23.3,24.2,24.6,23.2,22
1909,22.8,24.7,27.2,27.8,26.8,25.1,23.2,23.8,23.4,24.4,24.1,23
1910,23,24.7,27.2,28.6,27.9,24.9,24,23.1,23,23.9,22.3,21
1911,23,23.4,26.6,28,27.1,24.8,23.4,23.4,24.7,24.2,23.9,22.8
1912,22.6,25.7,27.3,28.8,28.4,25,23.6,23.6,24.1,24,23.1,21.7
1913,22.1,24.8,27,28.7,27.9,24.9,23.2,23.7,24.7,24,23.3,22.9
1914,22.4,25.1,27.2,28,28,25.9,23.7,23.6,24.5,24.4,23.8,23.2
1915,23.4,25.2,26.9,28.4,27.8,25.5,24.3,24.5,24.4,24.7,23.9,21.8
1916,22.3,24.7,27.3,28.8,27.3,24.2,24,23.4,23.7,24,23.3,21.7
1917,22.2,23.9,26.2,28,26.6,24.1,24.3,23.7,23.6,23.3,23.4,22
1918,22.3,23.5,25.9,27.7,26,24.6,24.5,24,24.2,25.2,24.7,22.6
1919,23.8,25.3,26.8,28.9,27.2,24.8,23.9,23.7,24.3,24.6,23.8,22.6
1920,22.7,25,27.4,28.1,27.8,25.2,23.9,23.8,24.3,24.6,23.8,22
1921,23.6,24.5,27.3,27.7,28.1,25.1,23.9,23.7,23.4,24.2,22.9,22
1922,23.1,24.3,27.3,28.5,27.2,24.8,23.4,23.6,24,24,23.5,21.5
1923,22.6,24.4,26.4,28,27.4,25.6,22.9,23.5,23.8,24.6,24.3,23.3
1924,23.4,25.5,27.3,29.3,28.4,25.1,23.5,23.9,24,24.5,23.6,22.5
1925,23.3,24.5,27.1,29,26.3,24.9,23.7,23.8,24.6,24.6,23.9,22.8
1926,23.7,25.2,27.7,28.1,28.3,26.1,24.7,24,24.2,24.6,23.9,23.1
1927,24,25.6,28,29.2,28,25.1,23.3,23.9,24.4,24.4,23.3,23.2
1928,23.9,24.9,27,28.9,28.5,25.4,23.8,23.5,24.6,24.4,24,22.6
1929,23.5,24.9,27,27.9,27.4,25,24.3,24.6,24.8,24.3,23.8,23
1930,23.3,24.7,27,28.5,27,25.4,24,24.1,24.5,24.4,23.6,23
1931,23.3,25.4,27.4,29.3,28.5,26,24.1,24.2,24,24.7,23.9,22.6
1932,22.3,24.5,26.6,28.5,27.2,25,23.6,24.4,24.1,24.8,23.9,22.5
1933,23,25.2,26.8,28.2,26.4,24.1,23.6,23.5,23.6,24,24.2,22.4
1934,22.8,24.5,26.6,28.3,27.6,25,23.9,23.7,24.5,25,22.4,21.9
1935,22.9,25.1,26.9,27.8,28.2,25.4,23.5,23.6,23.5,24.8,23,23
1936,23.5,25.2,26.9,28.4,27.8,24,23.6,23.6,24.5,24.7,24.3,23.2
1937,23,25.7,27.4,27.2,27.6,24.9,23.3,24.2,24.5,24.4,23.5,22.6
1938,23.8,25.3,27.9,28.6,27.6,24.2,23.4,23.5,23.8,23.6,23.4,22.7
1939,22.9,24.9,26.7,27.6,27.6,25,23.2,23.7,24,24.8,23.4,22.1
1940,21.9,24.8,26.5,27.9,26.9,25,23.6,23.5,24.5,24.7,23.9,22.7
1941,23.4,25.5,28.2,28.7,27.9,24.8,24.4,24.5,24.4,24.8,24.4,23.5
1942,23.2,25.4,27.8,27.7,27.8,24.8,23.5,23.6,24.1,24.4,23.2,23.2
1943,23.6,24.9,27.6,27.3,25.9,23.7,23.2,23.6,23.4,23.1,23.5,22.1
1944,23.4,24.7,25.9,27.1,27.5,24.8,23.4,24.2,24.3,24,23.7,23.1
1945,23.1,25.6,27.5,27.3,27.2,24.8,23.9,23.9,24.1,24.1,23.1,22.6
1946,22.4,24.9,27.6,27.3,26.6,24.3,23.6,23.6,24,24.3,23.5,23.3
1947,23.7,24.9,27.5,27.5,27.4,24.9,23.8,24.2,23.7,23.9,22.9,23
1948,24,25.6,27.4,27.6,26.8,24.9,23.9,23.9,24.1,24.1,24.3,22.5
1949,23.2,24.8,27.8,27.5,26.6,24.5,23.8,23.9,23.6,24.1,22.7,22.3
1950,23.1,25,27.1,27.8,27.3,24.6,23.3,24,23.7,23.9,22.8,22.7
1951,23,24.6,26.9,27.6,26.8,23.8,23.6,24.2,24.8,24.4,24.3,22.2
1952,23.3,25.4,26.8,28.7,27.4,25,24,23.7,24.3,24.4,23.6,23.1
1953,23.2,24.8,27.7,27.7,27.6,25.3,23.6,23.9,24.2,24,22.8,22.4
1954,23.3,25.5,26.9,27.8,26.8,24.6,23.2,23.4,23.5,23.3,22.3,22.8
1955,23.2,25.4,27,27.4,26,24.2,23.7,23.3,24.5,24.5,22.7,21.9
1956,22.9,24.3,27.5,28.4,26.6,23.8,22.7,23.5,23.8,23.8,23.5,22.3
1957,23,24.6,26.3,27.7,27.4,24.9,23.6,23.8,24.3,25,24.1,23.7
1958,23.6,25.6,27.5,28.4,27.3,25.7,23.7,24.1,24.1,24.3,24.4,23
1959,23.9,25.5,27.4,28,27.7,24.7,23.1,23.7,24.1,24.5,23.9,23.2
1960,23.7,25.1,27.2,28,26.7,25,24.1,23.8,23.9,24.5,23.6,23
1961,23.2,24.6,27.4,28.2,26.5,24.2,22.9,23.8,23.9,24,23.6,22.6
1962,22.5,24.7,26.4,27.5,26.5,25.4,23.9,23.4,23.9,24.3,23.3,22.2
1963,22.8,24.3,26.8,27.5,27.5,24.7,24.2,23.6,24.5,24.3,24.1,22.9
1964,22.4,24.7,27,28.8,28,25.1,23.9,23.3,23.4,24.1,22.7,21.7
1965,22.4,24.1,26.4,27.4,27.4,25.1,23.9,23.8,24.5,25.5,24.7,23.1
1966,23.4,25.4,27.2,28.1,26.9,25.4,24.1,24.6,24.3,24.5,23.7,22.6
1967,22.7,24.3,26.6,28.4,27.7,25.2,23.2,23.5,23.8,23.8,22.7,23.1
1968,22.6,24.5,26.7,27.4,27.3,25.2,23.5,24.1,24.3,24.1,24,22.8
1969,22.8,25.1,27.7,28.7,27.9,25.3,23.9,24.1,23.7,24.3,24,22.9
1970,23.2,24.6,26.7,28.4,26.8,24.6,23.9,23.4,23.9,24.2,23.4,21.6
1971,22.9,24.3,26.5,28.2,27,24.1,23.8,23.5,24.1,23.8,22.9,21.9
1972,22.3,24.3,26.6,28.2,27,26.2,24.1,24.1,24.8,25.2,24.1,23.3
1973,22.9,25.4,27.2,29.3,28,25.4,24.1,23,24.1,24.3,23.6,22.3
1974,22.8,24.6,27.4,28.8,26.9,24.8,23.7,23.5,23.9,23.7,23.1,22
1975,22.7,25.2,26.7,28.6,27.2,24.5,23.2,23.4,23.6,23.7,22.6,21.6
1976,21.8,24,27.4,27.4,27.2,25.5,24,23.8,24.5,25.2,24.2,23
1977,22.8,25,27.5,28.5,26.9,25.2,23.8,24.2,24.6,24.8,24.4,22.5
1978,23.2,24.5,26.8,28.5,27.4,24.3,23.1,23.6,23.9,25,24.4,23.4
1979,23.8,25,27.2,28.7,27.8,25.6,23.5,24,24.4,25,24.4,23.5
1980,23,25.4,27.3,28.9,28.5,24.7,24.3,23.8,24.8,25.2,24.5,23
1981,23.3,25.4,27.2,28.7,28.1,24.6,24.5,23.6,24.5,24.9,23.8,22.7
1982,22.9,25.3,27.3,28.5,27.9,25.1,24.3,24.1,24.6,25.6,24.3,23
1983,23.3,25.6,27.5,28.5,28.3,26.2,24.6,23.9,23.9,24.6,23.3,23.1
1984,23.4,25.1,27.2,28.5,28.5,24.9,23.7,23.9,24.3,24.3,23.9,23
1985,23.8,25.5,28.1,28.7,27.9,24.4,23.7,23.9,24.9,24,23.4,23.4
1986,23.2,24.8,27.6,29,28.3,25.3,24.5,23.7,24.8,25.3,24.1,23.2
1987,23.5,24.8,26.8,28.7,28.2,25.6,25,24.3,25.4,25.2,24.7,23.5
1988,23.4,26,27.6,28.3,28.2,25.7,24,23.9,24.2,24.9,24.1,23.1
1989,23.4,25.2,27.1,28.7,28,25,23.9,23.7,24.4,24.9,24.4,23.2
1990,23.6,25.5,27.4,28.7,26.8,25.1,24,23.7,24.8,25,24.1,23.3
1991,23.9,25.4,27.7,28.7,28.2,25.4,23.5,23.5,24.9,24.5,24,22.6
1992,22.6,25,27.1,28.2,27.5,25.2,24,23.8,24.5,24.6,24.5,22.4
1993,23.1,25.1,27.2,28.3,28.1,25.7,24,24.3,24,24.5,24.3,22.7
1994,23.6,25.2,27.8,28.4,28,25.2,23.6,24.3,24.4,24.6,23.7,22.1
1995,23,25.6,27,28.5,27.2,26.1,23.8,24.5,24.7,24.8,24.5,23
1996,23.6,25.4,27.9,28.3,28.3,25.6,24.3,24,24.5,24.3,24.3,22.7
1997,23.3,24.9,27.4,27.6,28.1,26.3,24.6,24.2,25.2,25.6,25.1,24
1998,24.7,26.1,27.9,29.4,28.8,26.3,24.6,24.7,24.4,24.7,24.2,23.1
1999,23.4,25.8,28,28.4,26.3,24.7,23.9,24.4,24.9,25.1,24.3,22.8
2000,24,25.3,26.9,28.6,26.9,24.8,23.8,23.8,24.8,24.8,24.6,22.6
2001,23.9,26.1,27.4,28.8,27.6,25.6,24.3,24,25.1,24.6,24.7,23.2
2002,23.7,25.5,28,29.1,28.3,25.5,25.1,24.3,25.3,25.4,24.6,23.4
2003,24.1,26.4,28,28.9,28.8,26.3,24.7,24.9,24.9,25.3,24.8,23.2
2004,23.9,25.6,28.4,28.9,26.4,25.1,24.3,24.2,24.5,24.5,24.2,23.1
2005,24,25.7,27.4,28.1,28.1,25.9,24.3,24.4,24.5,24.6,23.6,23.2
2006,24,25.3,27.1,28.5,27.2,25.3,24.8,24.5,25.2,25.3,25,23.2
2007,24.1,25.5,28.1,28.9,28.1,25.6,24.6,24.2,24.2,24.9,24.1,23.2
2008,23.9,25.1,26.5,28.1,28.1,25.4,24.5,24.1,24.5,25.2,24.6,23.8
2009,23.8,26.1,28.1,29.1,27.9,25.4,24.2,24.8,24.7,24.9,24.7,23.8
