1901,23.1,24,25.8,26.7,27.7,27.8,27.1,27.4,27.5,26.3,24,23.4
1902,22.5,23.7,26.5,26.8,28,27.6,27.4,26.6,28.4,26.7,25,23.7
1903,23.5,25,26.2,26.6,27.3,28.4,27.6,27.6,28.2,26.1,23.9,22.6
1904,23.2,24,25.8,27,27.8,27.7,27.1,27.3,27.5,26.1,24.2,23.6
1905,23,24.1,25.9,26.9,28.1,28,27.2,27.4,27.6,26.4,24.5,23.7
1906,22.4,23.1,25.4,26.3,27.7,27.5,27.4,27.3,27.9,26.3,24.6,23.2
1907,23.6,23.8,25.8,26.9,27.7,27.6,26.7,26.8,27.2,26.2,24.7,23.3
1908,22.6,23.3,25.9,27.6,28.3,27.8,27.1,27.2,27.4,25.7,23.7,23.5
1909,22.9,23.8,26.4,27.2,28.5,27.5,27.5,27.5,27.3,26,23.7,23.4
1910,22.2,23.2,24.2,25.7,27.3,27.2,26.9,27.3,27.3,26,23.5,22.1
1911,23.1,23.9,25.9,27.3,26.3,26.8,27.1,27.2,27.5,26.7,24.9,23.8
1912,23.3,22.6,26.3,28,27.9,27.4,27,27.3,27.3,26.4,23.6,23.8
1913,23.8,25,26,25.3,26.5,26.6,26.8,27.2,27.1,25.8,23.8,23.2
1914,22.7,23.9,24.3,26.5,26.9,26.9,27.4,27.6,27.2,26,23.9,24
1915,22.9,23.3,24,25.4,28.2,28.1,27.7,27.6,27.6,26.2,24.4,23.7
1916,24.2,23.1,25,26.1,27.4,27.2,27.7,27,27.1,25.8,23.7,23.7
1917,23.4,23.6,25.9,26.6,27.8,27.4,27.2,27.3,27.4,26.1,24,22.7
1918,22.8,24.5,26,27,27.5,27.2,27.4,27.4,27.6,26.9,24.5,23.5
1919,22.5,24.1,26,26.3,27.3,27,27,27.3,27.4,26.4,25.2,23.7
1920,23.5,23.5,25.8,27.9,27.9,27,27,27.1,27.4,26,24,23.4
1921,22.9,23.7,26,26.8,26.3,27.2,27,27.2,27.4,26,24.5,23.7
1922,23.6,24.3,26.3,27.7,27.7,27.5,27.2,27.6,27.7,26.2,24.5,23.8
1923,23.3,23.9,26,27.2,28,27.6,27.3,27.5,27.4,26,23.8,23.9
1924,23.2,22.5,25.7,27.1,28.1,28.1,27.5,27.5,27.5,26,23.6,24
1925,23.8,23.8,25.4,26,26.8,27,27.1,27.5,27.4,26.9,24.6,23.6
1926,23.1,23.6,26,26.8,27,27.6,27.7,27.5,27.9,26.6,23.8,24.1
1927,22.8,24.9,25.9,27.2,28.4,28.2,27.1,27.9,27.9,26.3,24.3,23.7
1928,22.6,24.4,26,26.5,27.1,28.5,27.6,27.8,28.1,26.7,24.3,23.4
1929,23.8,25.2,26.7,28,27.8,27.3,26.9,27.3,27.4,26.4,25,23.1
1930,23.5,23.9,25.7,26.1,27.6,27.2,26.8,27.6,27.6,26.5,24,22.8
1931,23.3,24.1,25.7,26.9,27.5,27.7,26.9,27.8,28,26.7,23.8,24.5
1932,24.2,24.8,25.8,26.8,28.1,27.4,27,27.4,28.1,26.4,23.2,24.1
1933,24,24.9,25.8,27.9,27.9,27.5,27.1,27,27.1,26.1,23.2,23.2
1934,23.7,23.7,24.8,27.4,27.4,27.2,27.1,27.9,27.8,26.3,24.5,24
1935,22.6,23,25.8,27.5,27.9,27.6,27.2,27.3,27.8,26.3,24,23.4
1936,24.5,25,26.8,27.3,27.8,27.7,27.2,27.8,27.8,26.9,24.8,23.7
1937,25,25,26.5,27.5,27.9,27.9,27.3,27.4,27.1,25.8,23.2,23.5
1938,23,23.5,25.8,25.5,27.3,27.1,26.7,27,27.2,25.5,24,22.5
1939,23.6,24.1,25,26.8,27.8,27.2,27,27.4,26.8,26.2,23.3,24.4
1940,22.6,22.7,25.8,26.2,27.5,27.1,27.5,27.9,27.8,25.7,24.1,23.5
1941,23,23.6,25.8,27.2,27.3,28,26.9,27.5,27.2,25.8,23.5,23.8
1942,22.1,24.2,25.5,26.8,28.4,27.3,26.9,26.8,26.8,25.6,23.7,23.7
1943,23,22.2,24.4,25.5,26.8,26.8,26.5,26.7,27.1,25,22.7,22.4
1944,21.9,23.8,25.7,26.6,27,26.9,27.1,27.2,26.9,24.7,23.7,22.1
1945,23.1,24.6,26.2,26.9,27.1,27.2,27.3,26.9,27,25.9,23.6,23.5
1946,24.2,24.4,25.3,26.6,28,27.4,26.6,27.1,27.2,25.7,25,23.3
1947,24.5,23.3,25.9,27.4,27.2,27.1,27.1,27,27.5,26.8,25.6,23.6
1948,23.3,24,25.5,25.9,27,27.1,26.8,27.4,27.2,26,24.7,23
1949,23.3,22.5,25.7,27.1,27.2,27.6,27.4,27.3,27.2,26,22.1,22.2
1950,22.8,22.8,24.4,25.3,26.9,26.8,26.6,26.6,27,26,23,22
1951,23.1,22.6,25.4,27.1,27.1,28,27.4,28.1,28.2,26.7,24.5,24.5
1952,24,24.3,27.4,27.1,27.1,28.8,26.8,26.9,28.5,25.3,25,23.9
1953,22.8,24.6,25.8,28.4,27.8,29.3,27.3,27.6,28.1,26.1,24.1,23.7
1954,23.3,23.1,25.8,26.6,27.1,27.6,26.8,27.4,27.3,25.5,23.7,22.3
1955,22.9,23.4,25.6,26.8,27.5,28.9,26.6,27.5,27.7,25.8,24.7,23.2
1956,22.2,24.6,25.3,26.9,26.7,26.6,26.5,27.2,27.2,26.4,23.3,23.6
1957,23.7,24.5,26.3,27.4,28.3,27.8,27.5,27.8,27.9,25.8,24.7,22.8
1958,22.9,23.8,27.3,28.3,28.3,27.9,27.7,28.5,28.8,27.3,26.3,24.6
1959,24.1,25.8,26.3,27.3,27.7,27.7,27.5,27.7,28.1,27.4,24.3,23.1
1960,23.6,24,25.3,27,28.2,26.9,27.2,27.5,27.9,27.3,24.6,22.7
1961,23.2,23.8,26.4,26.8,27.4,27.1,26.5,27,27.4,25.4,23.7,23.5
1962,22.6,23.8,25.4,26.5,26.5,26.9,26.5,27.5,27.1,26,23.2,23
1963,23.2,24,25.6,26,26.9,27.8,27.3,27,27,25.2,23.9,22
1964,22.9,24,26.7,27.4,27.6,26.6,26.7,27.2,27.3,25,24.2,23.4
1965,22.7,24.2,25.1,26.1,27.4,26.8,26.9,27.1,27.2,25.8,24.5,23.5
1966,23,23.6,24.6,27,27.3,27,27,27.1,27.2,25.9,22.3,21.9
1967,22.4,23.2,24.7,26.1,27.2,27.2,26.8,27.3,27.1,25.6,23.6,23.8
1968,22.7,22.5,23.9,26.3,27.3,27.2,26.9,27.1,27.3,25.8,23.9,23.2
1969,23.3,24.4,26,27.6,27.9,27.9,27.3,27.1,27.2,26.5,23.8,23.1
1970,23.2,23.1,25.8,27.6,27.1,27.9,26.8,27.1,27.2,26.6,22.8,23.3
1971,23.6,23.8,24.9,25.3,27.7,27.3,26.5,26.6,27.3,26.1,24.1,23.8
1972,24.2,23.4,25.5,27.1,27.6,27.8,27.2,26.8,27.4,26.4,26.1,23.7
1973,23.8,23.6,27,27.6,28.1,27.9,27.1,26.9,27.5,26.1,24.7,22
1974,24.1,23.3,25.5,26.4,27.3,27.9,26.7,26.9,27.1,25.2,24,23.7
1975,23.8,24.6,26.7,28,28.4,28.4,27.4,27.4,27.2,26,24.1,22.6
1976,22,22.6,26.5,26.5,27.7,26.6,27.3,27.5,27.8,26.5,24.2,23.7
1977,23.4,24.4,26.8,26.4,27.3,27.1,27.6,27.9,28.2,26.8,24.7,24.2
1978,22.9,23.5,25.4,27.1,27.9,27.8,27,27.7,27.3,25.9,25.1,24.5
1979,23.4,23.8,26.3,26.6,27.8,27.9,27.5,27.7,27.7,26.9,24.4,23.5
1980,24.7,24.5,27.1,26.9,28.7,28.2,28.2,28.3,27.8,26.4,24.5,22.6
1981,22,23.9,26.4,27.2,28.3,27.7,27.8,27.8,27.7,26.3,23.9,23.9
1982,24.2,25.1,26.1,27.6,27.6,27.8,26.8,27.2,27.2,26,24.5,24.2
1983,23.8,24.5,26.3,27.6,29.3,28.9,27.2,27.6,27.9,26.8,25.6,24.8
1984,23.1,24.4,26,27.3,27.4,27.6,26.8,27.1,27.4,27.1,24,24
1985,23,24.2,26.5,27.4,28.1,28.1,27.5,28,28.2,27.3,25.5,24.3
1986,23,25.1,25.1,27.1,28,28.1,27.8,28.1,27.3,26.8,25.8,25.9
1987,23.1,24.8,27,27,28.7,29.4,27.8,28.1,28.7,25.8,25.1,24.9
1988,23.7,24.6,26.5,28.2,29.3,28.5,28.2,28,28.2,26.4,26,23.5
1989,24.8,24.4,25.4,27.6,28.4,28.6,28.2,28.2,28,26.6,25.8,23.4
1990,24.6,24.8,26.3,27.9,27.9,29,27.1,27.2,27.2,26.6,24.1,23.7
1991,24.5,24.2,25.9,27.9,28.3,29.1,28.5,27.9,28,26.9,24,24.1
1992,24,23.9,26.9,27.3,27.4,29.2,27.9,27.8,27.2,26.5,25.6,25.1
1993,24.2,25.6,27,27.3,27.4,29.1,27.7,27.4,27.4,27,24.8,23.3
1994,23.7,24.8,26.2,27.7,28,29,27.7,28.1,28,26.9,25.3,24.1
1995,24.2,24.4,26.4,27.8,28.4,29.3,27.5,27.8,27.5,26.9,25.2,24.4
1996,22.8,23.7,25.3,27.2,27.9,28.1,27.7,27.2,28.5,27,24.3,24
1997,24,24.8,27.2,27.9,28.9,28.8,27.9,28.6,28,27.1,25.5,25.1
1998,24.1,24.8,26.8,28,29.1,29,27.8,28.7,28.9,27.3,25.3,24
1999,23.5,23.7,25.8,27.2,28.1,28.2,27.2,27.6,27.4,26.2,23.5,23.2
2000,23.1,23.9,26.1,27.1,27.9,27.8,27.9,27.6,28,26.5,25.4,23.9
2001,23.5,25.4,26,27.7,27.8,29.2,28.1,28.3,27.9,27.3,25.1,24.8
2002,24.3,24.6,26.7,27.6,28.5,29.3,28.3,28.2,28.2,27.2,25.2,24.8
2003,23.3,25.7,27.4,27.1,28.9,29.9,27.6,28.3,28.6,27.4,25.4,23.1
2004,24.2,25.2,26.8,27.6,28.2,28.6,27.7,28.4,28.4,27.3,25.2,24.3
2005,23.8,24.5,27.4,28,28.8,28.5,28.3,28.6,28.6,26.7,25,24.8
2006,24.3,24.3,26.6,27.6,28.2,28.3,27.9,28.3,28.6,27.6,24.8,24.8
2007,24.1,24.8,26.1,27.7,28.4,28.5,28.2,28.1,28,26.6,24.5,24.2
2008,24.1,25.3,26.7,27.8,29.2,28.5,27.9,28.1,28.9,26.4,24.3,24.5
2009,24.3,24.4,25.9,28.4,28.6,28.7,28.6,28,28.8,27.8,25.3,25.6
