1901,23.2,24,26.5,28.7,28,25.3,24,24,25,24.9,24.3,22.6
1902,23.1,24.1,27.3,28.6,28.5,26.1,24.5,24.8,24,25,24.1,23.1
1903,22.9,24,26.6,28.3,27.7,25.5,24,23.9,24.1,24.4,22.8,21.8
1904,22.5,24,26.6,28.4,27.6,24.6,23.7,23.9,24.5,25.1,23.3,22.2
1905,22.4,23.6,26,27.1,28,26.3,24.4,24.4,24.5,25,24.2,22.3
1906,23.1,24.3,26.1,28.8,28.9,25.5,23.9,23.9,23.7,24.7,24.4,22.9
1907,23.1,24.4,26.7,27.7,27.8,25.3,24,23.3,24.6,25.1,24.2,22.7
1908,23,23.9,25.9,28.9,27.8,25.9,23.5,23.6,24.5,25,23.3,22
1909,22.4,24.1,27,28.1,27.9,25.6,23.5,24.1,23.6,24.7,24.1,22.9
1910,22.9,24.5,27.1,28.7,28.4,25.3,24.4,23.5,23.4,24.3,22.6,21.5
1911,23,23.3,26.5,28.1,27.9,25.4,24,23.7,24.8,24.9,24.2,23.4
1912,22.9,25.2,27.1,29.1,28.9,25.7,24,24,24.5,24.7,23.5,22.2
1913,22.3,24.4,26.6,28.7,28.5,25.4,23.7,24.1,24.8,24.6,23.6,22.8
1914,22.7,24.5,26.8,28.1,28.7,26.3,24.1,23.9,24.8,25.2,24.4,23.2
1915,23.3,24.4,26.8,28.8,28.6,26.1,24.7,24.6,24.6,25,24.3,22.2
1916,22.6,24,27.3,28.9,28.1,24.8,24.3,23.8,24.1,24.5,23.7,22.1
1917,22.5,23.8,26.3,28.3,27.3,24.6,24.5,23.9,23.9,23.8,23.4,22.1
1918,22.5,23.5,26.3,27.9,27,25.1,24.9,24.4,24.5,25.5,24.9,22.6
1919,23.5,24.5,26.6,28.8,28,25.4,24.2,24,24.6,25.1,24.2,22.7
1920,23.2,24.6,27.3,28.4,28.5,25.8,24.1,24.2,24.6,25.3,24.2,22.4
1921,23.4,24.2,27.3,28.4,28.8,25.6,24.1,23.9,23.7,24.9,23.3,22.4
1922,23.1,24.2,27.2,28.8,28.1,25.3,23.7,23.8,24.1,24.7,24,22
1923,22.8,23.9,26.8,28.4,28.1,26.3,23.3,23.8,24.1,25.1,24.1,23.5
1924,23.2,24.8,27.5,29.5,29,25.8,24,24.3,24.3,24.8,23.7,22.7
1925,22.8,23.6,27.2,29.3,27.5,25.2,24.2,24.2,24.9,25.5,24.6,23.3
1926,23.6,24.9,27.5,28.2,28.7,26.6,24.9,24.3,24.5,25,23.9,23
1927,23.3,24.8,27.5,29,28.5,25.5,23.7,24.1,24.7,24.9,23.2,23.2
1928,23.7,24.2,26.9,29.1,29,25.8,24.1,23.8,24.5,24.9,24.4,22.9
1929,23.2,24.3,27.2,28.6,28.4,25.2,24.5,24.7,24.9,24.8,24.4,22.9
1930,22.9,24.2,26.8,28.6,27.9,25.7,24.2,24.2,24.6,25.2,23.9,23.3
1931,23.5,25.3,27.1,29.7,29,26.8,24.2,24.3,24.2,25,24.4,22.8
1932,22.5,24,26.8,28.5,28.1,25.5,23.8,24.6,24.6,25.7,24.5,23
1933,23.1,24.9,26.8,28.3,27,24.5,23.9,23.7,24,24.8,24.8,22.9
1934,22.7,24.4,26.5,28.6,28.1,25.3,23.9,23.8,24.4,25.6,22.3,22.4
1935,22.7,24.7,26.5,27.6,28.7,25.8,23.8,24,23.8,25.7,23.6,23.5
1936,23.4,24.4,27,28.4,28.8,24.5,23.8,24.1,24.9,25.5,25.1,23.5
1937,23,25.2,27.1,27.7,28.3,25.4,23.5,24.3,24.7,25.1,24.2,23.2
1938,24.2,24.5,27.9,28.9,28.1,24.3,23.6,24,24.1,24.2,23.8,23
1939,23.4,25.1,26.6,28,28.2,25.5,23.5,24.1,24.4,25.7,23.8,22.5
1940,22.2,24.8,25.8,28.3,28,25.5,23.8,23.8,24.8,25.4,24.9,23.2
1941,23.3,25.6,28.3,28.7,28.5,25.2,24.5,24.9,25,25.4,25,24.5
1942,23.5,25.3,28.1,26.8,28.1,24.7,23.6,23.9,24.3,24.9,23.5,23.5
1943,23.8,24.8,27.6,27.1,26.3,23.7,23.6,23.8,24,23.5,23.8,22.4
1944,23.5,24.3,26.1,26.8,27.9,25,23.8,24.3,24.7,24.1,23.7,24
1945,23,24.9,27.5,26.7,27.2,24.8,24,24.3,24.4,24,23.2,22.7
1946,22.6,24.9,27.6,26.7,26.5,24,23.8,23.8,24.4,24.6,23.5,24.5
1947,23.8,25.1,27.7,27.7,27.3,25.1,24.2,24.7,24,24.3,22.9,23.6
1948,24.3,25.3,27.5,27,27.2,25,24.3,24.4,24.4,24.2,24.5,22.9
1949,23.7,24.7,28,26.9,26.5,24.6,24.3,24.4,24.1,24.1,22.7,23
1950,23.4,24.6,27,27.3,27.2,24.9,23.7,24.5,24.4,24.6,22.9,23.4
1951,23.3,24.7,27.2,27.8,27.4,24.1,24.3,24.4,25.1,24.7,24.8,22.8
1952,23.6,25.4,26.6,29,28.4,25.6,24.3,23.9,24.7,25.6,24.1,24.4
1953,23.5,25.5,27.9,28.5,27.8,25.5,24.1,24.2,24.8,24.3,23.1,23.1
1954,23.3,25.7,27.2,27.3,27.2,25,23.7,23.9,23.7,23.5,22.6,23.6
1955,23.9,25.6,27.5,27.4,26.8,24.4,24.2,23.9,24.9,25,22.9,22.8
1956,23.5,24.4,27.8,28.4,27.3,24,23,23.8,24.1,24.5,24.2,23.1
1957,23.6,24.4,26.6,28,27.9,25.7,24,24.2,24.8,26,25,24.6
1958,24,25.2,27.5,29,28.5,26.5,24.1,24.4,24.6,24.9,25.1,23.9
1959,24.5,25.6,27.9,28,28.4,25.2,23.4,24.1,24.4,24.9,24.5,24.1
1960,24,25.4,27.3,28,27.3,25.4,24.4,23.8,24.4,25,24.7,24
1961,23.4,23.6,26.9,28.2,26.9,24.5,23.2,24.2,24.1,24.2,24.3,22.9
1962,22.1,24.6,26.1,27.9,27.5,25.8,24,23.6,24.1,25.4,23.7,22.1
1963,23.1,24.5,26.9,27.7,28,24.9,24.3,23.6,24.6,24.8,24.7,23.5
1964,22.1,24.3,26.8,28.7,28.2,25.6,23.7,23.4,23.6,24.4,23.3,21.7
1965,22.6,23.7,26.1,27.7,27.9,25.3,24,24.1,24.6,26.2,25.3,23.6
1966,23,24.9,26.8,28.4,27.2,25.9,24.4,24.7,24.5,25.4,24.3,22.8
1967,22.8,24.4,26.8,28.8,28.7,26.2,23.8,24.3,24.2,24.8,24.1,23.8
1968,22.5,23.9,26.8,27.9,28.1,25.8,23.9,24.4,24.6,24.7,24.6,23.3
1969,22.9,24.6,27.6,29,29,25.9,24.2,24.4,23.9,25.3,25,23.7
1970,23.1,24.5,26.4,28.7,27.8,25.1,24.4,23.8,24.1,25.1,24.4,21.8
1971,22.5,24,26.8,28.7,27.8,24.5,24.3,23.9,24.4,24.3,23.6,22.5
1972,22.6,23.7,26.9,28.4,27.7,26.8,24.5,24.5,25,26.1,24.5,24.1
1973,22.6,25.1,27,30.1,29.1,25.9,24.3,23.3,24.4,25.1,24.3,22.9
1974,22.8,24.6,27.6,29,27.7,25.3,24.1,24,24.4,24.4,23.2,22.1
1975,22.6,24.4,26.3,29,27.8,25,23.6,23.8,23.9,24.4,23,21.7
1976,22,24,27.6,27.7,27.7,25.6,24,24.1,24.8,26,24.9,23.4
1977,22.6,24.8,28,28.9,28.1,25.9,24.1,24.5,24.6,25.8,25.1,22.7
1978,23.1,23.8,26.3,28.6,28.3,24.8,23.2,24,24.1,25.7,25.1,24.2
1979,24,24.1,27,28.8,28.3,26.5,24.6,24.4,25,25.9,25.1,23.8
1980,23.3,25.4,27.3,29.4,29.4,25.3,24.7,24,25,26,25.2,22.8
1981,23,25.1,27.3,28.4,28.4,24.9,24.5,23.9,25,25.5,24.1,23.4
1982,23.2,24.9,26.6,28.1,28.6,25.8,24.5,24.4,24.7,26.1,24.7,23.7
1983,23.2,24,26.3,28,29,27.2,24.8,24.1,24.3,24.9,23.2,23.5
1984,23.2,25.6,28.1,28.6,29.3,25.3,23.9,24.2,24.5,24.9,24.3,23.4
1985,23.9,24.8,28.1,28.8,28.6,24.9,24.1,24.1,25.2,24.3,24.1,23.9
1986,23.4,24.3,27.5,29.3,28.7,26.1,24.9,23.8,25.4,26,24.7,23.4
1987,23.8,24.8,26.9,29,28.8,26.1,25.1,24.6,25.6,25.5,25.1,24.1
1988,23.7,25.4,26.9,28.9,29.3,26,24.2,24.1,24.6,25.2,24.4,23.5
1989,23.8,25,27.2,28.7,28.4,25.3,24.2,24,24.7,25,24.7,23.7
1990,23.9,25,26.8,28.6,27.8,25.4,24.4,24,24.9,25.6,24.4,23.9
1991,23.4,24.8,27.1,29.1,28.9,26.1,23.7,24.1,25.3,25.1,24.8,22.9
1992,22.8,24,27.1,28.1,28.5,25.9,24.5,24,24.8,25.1,25.2,22.9
1993,23.1,24.7,26.9,28.1,28.6,26.4,24.2,24.6,24.3,25.1,25.1,23.1
1994,23.8,24.6,27.9,28.6,28.7,25.5,23.9,24.4,24.6,25,23.9,22.3
1995,22.6,24.9,26.8,28.5,27.8,26.7,23.8,24.8,25.1,25.1,23.8,23.4
1996,23.6,25.3,27.9,28.4,28.7,26.3,24.4,24.3,24.9,24.3,24.2,23.1
1997,23,23.8,27.4,27.4,28.6,26.3,24.8,24.3,25.6,26.2,25.4,24.1
1998,24.3,25.2,27.1,29.6,29.4,26.6,25,25,24.7,24.9,24,23.2
1999,23,25.7,27.7,28.5,27,24.8,23.9,24.6,24.9,25.3,24.3,23.2
2000,23.9,24.5,26.5,28.7,27,25.3,23.8,24,25.1,25.2,24.6,22.9
2001,23.8,24.9,26.6,28.7,28,25.9,24.3,24.3,25.4,24.9,25.2,23.7
2002,23.2,25.6,27.8,29.1,28.9,25.9,25.4,24.3,25.1,25.7,24.9,23.6
2003,24,25.6,27.7,28.7,29,26.7,24.6,25.1,25.1,25.6,25.4,23.3
2004,23.5,25.1,28.4,28.9,27.3,25.3,24.5,24.5,24.7,24.8,24.9,23.2
2005,23.3,24.7,26.5,28.2,28.6,26.3,24.4,24.7,24.6,24.8,23.8,23.3
2006,24,25.4,26.8,28.3,28,25.5,25.3,24.5,25.1,25.4,25.3,23.6
2007,24,25,27.6,28.8,28.4,26,24.8,24.4,24.2,25.3,24,23.7
2008,23.5,24.1,26.9,27.6,28.1,25.5,24.9,24.2,24.6,25.5,24.7,24.4
2009,24.2,25.6,28,28.9,28.5,25.9,24.5,25.2,24.9,24.8,24.7,24.1
