1901,23.2,25.6,28.5,30.2,29.1,28.8,28.5,28,27.5,26.9,25.1,22.8
1902,22.5,25.4,28.8,30,29.7,29.3,28.7,28.1,27.4,27,25.4,23.9
1903,23.2,24.8,29.5,31,29.6,28.2,28.3,27.5,26.9,26.6,23.9,20.1
1904,20.8,24.3,27.8,29.2,29,28.7,28.3,28.1,27.8,27.3,24.3,21.5
1905,24.2,26.2,28.1,30.4,29.4,28.9,28.7,28.4,27.9,27.3,25.5,25.5
1906,24.5,26.8,28.6,31.1,30.4,29.5,29,28.5,28.3,26.8,24.3,23
1907,22.9,25.5,27.5,29.6,28.8,28.4,28.4,27.8,27.6,27.2,25.5,21.1
1908,22.9,25.1,27.8,30,29.1,28.7,28.4,27.9,27.7,27.1,24,22.5
1909,22.9,25.6,28.3,29.9,28.7,28.9,28.2,28.2,28,27.5,24.5,21.9
1910,23.6,24.7,27.4,29.7,29.4,28.6,28.5,28.1,27.1,26.7,24.9,21.2
1911,22.2,24.8,28.2,30.2,29.3,29,28.4,28.4,28,27,26.3,23.9
1912,22.9,25.6,29.1,30.2,30.5,29.3,28.1,27.5,27.1,26.6,23.7,22.2
1913,22.3,25.7,27.7,30.4,28.2,28.5,27.7,27.5,27.4,26.7,24.2,22
1914,22.3,25.9,28.5,30.5,30,28.5,28.2,27.4,27.3,26.5,24.9,23.3
1915,22.8,26.4,28.4,30.3,28.7,28.8,28.1,28.1,27.2,27.1,24.2,20.8
1916,21.5,24.9,28.3,30,29.5,28.4,28.4,27.8,27.3,26.3,23.6,21.5
1917,22,24.9,26.9,30.1,29.2,28.1,28.1,27.4,27.2,26.2,24.2,21.3
1918,21.6,24.1,27.6,29.2,28.5,28.5,28.8,27.6,27.9,27.2,25.6,24.2
1919,23.4,25.4,29.6,30.4,29.3,28.6,28.3,28.1,27.2,26.5,24.6,22.8
1920,21.5,24.9,28.4,29.8,29.6,28.7,28.4,27.9,27.7,26.2,25.5,22.8
1921,22.1,24.7,28.2,30.1,28.8,28.8,27.7,27.9,26.8,26.5,24,22.9
1922,23.3,26.6,27.5,30.2,30.3,29,27.9,27.9,27.8,26.8,24.1,21.9
1923,22.9,24.3,28.6,29.4,28.5,28.3,27.7,27.3,27.6,27,25.8,23.3
1924,23.6,25.5,28.3,29.5,29.7,28.7,27.6,27.8,27.7,26.3,25.8,21.7
1925,22.1,23.8,28.1,28,29.3,28.5,28.4,28.2,27.8,26.4,25.6,21.8
1926,23.2,25.3,28,30.7,30.1,28.8,28.5,27.5,27.9,26,25.2,22.9
1927,23,25,28,28.9,28.7,28.6,28.2,27.9,27.2,26.5,25.8,23.6
1928,24.7,24.6,28.7,29.5,29.3,28.3,28.2,28,27.4,25.4,24,23.3
1929,23.8,25.3,27,29,29.7,28.5,27.8,27.9,27.4,26.6,24.4,24.1
1930,22.4,25,27,29.4,29.3,28.8,28.1,27.4,27.5,26.9,25,23.2
1931,23.7,25.3,29.6,31.3,30.5,29.4,28.5,27.8,27.2,25.5,24,22.5
1932,21.5,24.8,27.5,30.3,30.5,29.5,28.4,28.5,27.5,26.4,25.5,21.7
1933,22.3,26,28.1,30.5,29.9,29.2,28.2,28.2,27.7,26.8,23.8,22.6
1934,21.9,24.4,27.7,29.5,30,29.3,27.9,28,27.6,26.1,25.3,21.1
1935,24,26.3,29,30.4,29.5,29.2,28.1,27.9,27.3,27.4,25.9,23.4
1936,22.1,24.9,27.2,30.7,29.8,28.8,28.2,27.8,27.4,25.8,25.1,24.5
1937,23.6,26.1,29.5,30.5,28.3,28.5,27.4,27.5,26.7,26.2,25.8,23.8
1938,23.8,25.7,27.7,29.1,28.2,27.7,27.1,28.3,27.3,26.7,24.2,23.7
1939,23,26,28.5,28.9,29.2,28.7,28.3,27.7,27.2,27,26.3,19.1
1940,20.5,25.4,28.1,30.3,30,29.5,28.6,28,28.6,28,25.9,24.4
1941,26.6,27.2,29.5,31.3,30.1,29.5,29.5,27.7,28.2,26.8,25.2,23.8
1942,23.2,26.2,29.4,30,29.2,28.9,28.2,27.8,28.1,27.1,25.9,23
1943,22,25.1,28.7,29,29.5,28.8,28.4,27.8,27.7,27.3,24.8,22.5
1944,24.1,26,28.8,30.7,29.1,28.7,28.4,27.8,27.9,26.8,25.3,20.6
1945,22.8,24.9,27.8,29.6,28.7,29,28.7,28.1,27.9,26.1,26.5,23.2
1946,21.8,24.4,29.4,29.8,28.8,29.3,28.3,27.6,27.3,26.4,25.3,24.9
1947,25.3,25.5,28.3,29.1,29.7,29,28.5,28.4,27.9,27.1,25.1,23
1948,22.9,27,29.1,29,29.4,29.4,28,28,27.4,27.1,24.3,24.2
1949,21.9,25.8,28.7,29.4,29,29.1,28.1,27.9,27.6,27.2,25.5,24.1
1950,23.5,24.8,28.3,29.5,28.9,28.3,28.3,28.3,27.5,26.5,25.6,21.3
1951,22,25,28,30.1,29.1,27.7,28.3,28.3,28.1,26.7,25.9,23.1
1952,23.2,26.7,28.6,29.9,30.3,28.9,28.1,27.7,27.4,27,25.6,21.5
1953,23.5,25.4,28.6,29.9,29.2,28.7,28.5,28.1,27.9,28.1,26.1,23.2
1954,25.3,25.8,27.6,31.4,29.8,29.7,29.6,28.5,27.5,26.4,24.6,21.8
1955,19.9,25.8,28.6,30,30.4,28.3,28.8,27.8,28.1,26.5,23.6,21.6
1956,21.3,26.5,29.1,30,28.8,28.5,28.4,27.6,27.5,26.7,23.5,22.2
1957,23.4,24.7,28,30.4,31.1,29.3,28.4,28.7,27.9,26.8,25.6,23.9
1958,23.2,24.1,30.2,31.9,31.6,29.4,28.6,28.2,27.7,26.7,23.5,21.5
1959,22.4,26.4,26.8,31.1,30.2,30.7,28.3,28,27.2,26.8,26.1,25.3
1960,23.3,24.5,29.6,31.3,30,29.6,28.7,28.1,27.3,26.6,26.2,22.2
1961,21.8,24.7,28.2,30.5,29.7,28.8,28.2,28.1,27.4,26.7,24.2,23.8
1962,21,23.9,28.3,30.5,30,28.9,28.1,27.6,27.2,26.9,25,22.5
1963,19.3,23.8,27.3,29.4,30.3,28.8,27.7,28.2,27.5,26.7,26.3,22.6
1964,23.9,24.4,27.3,29.8,28.6,28.9,28.3,28.1,27.4,27,23.4,21.6
1965,21.1,26.2,27.6,29.3,29.1,27.8,28.4,27.8,27.2,27.2,25.5,24.7
1966,24.5,26.8,28.8,29.8,28.5,28.9,28.7,27.5,27,27.4,25.5,25.1
1967,21.9,24,28.1,29.4,29.5,29,28.7,28.5,27,26,25.2,21.8
1968,22.8,24,28.6,28.6,29.1,28.4,28.8,28.2,27.7,26.5,26,24.7
1969,25.1,25.7,28.8,30.3,30,28.7,28.2,28.1,27.4,27.3,24,21.4
1970,23.2,25.6,29.5,29.4,29.5,27.9,28.5,27.5,27.2,26.7,24.7,24.6
1971,21.3,24.2,27.7,30.1,29,28.3,27.6,27.3,27.7,25.6,22.9,23
1972,21.3,25.7,26.6,28.3,31,29.1,29.1,27.9,28,27.7,26.4,24.4
1973,23.7,27.4,29.6,31.8,29.8,29.5,28.6,28.1,27.7,26.6,24,21.1
1974,22.3,23.6,26.9,28.7,28.9,28.8,28.6,27.9,27.9,27.2,25.2,23.5
1975,23.6,26.2,29.2,31.4,29.1,28.5,28.2,27.8,27.4,27,24.3,20.5
1976,21.6,25.5,27.6,29.7,28.6,29.1,28.5,27.4,27.7,27.5,23.4,23.3
1977,23.2,23.3,27.7,29.6,29.6,30.7,28.8,28.6,27.4,27.6,24.4,23.3
1978,24.4,25.2,29.3,30.1,29.2,29.1,28,28,27.2,26.7,25.1,23.5
1979,25.4,27,30.5,30.6,29.4,28.5,29.6,28.4,28.1,26.5,24.2,23.3
1980,23.7,25.7,29.9,30.8,29.9,28.5,28.8,27.9,27.3,26.6,25.8,23.1
1981,22.3,26.5,28.9,29.1,28.5,27.9,27.7,27.9,27.9,26.6,25.5,21.2
1982,22.5,25.8,29.6,28.6,29.4,28.7,28.2,27.3,26.7,27.1,26.4,20.9
1983,21.4,26.6,28.4,32,29.9,29.2,28.9,27.8,27.6,26.9,23.7,21.7
1984,22.1,26.4,28.7,30.6,28.6,28.5,27.7,27.7,27.2,25.9,25.2,23.4
1985,23.6,26.1,27.8,29.6,28.8,28,28,27.8,27.2,26.5,26.2,22.7
1986,22.2,25.9,27.7,30,28.5,28.6,28.2,28.5,27.7,27.1,24.8,23.1
1987,23.4,25.7,28.3,30.2,30.1,29.1,29,28.5,27.8,27.4,26.9,20.8
1988,24.5,26.8,29.3,30.2,29,28.6,28.6,27.8,28.1,26.3,23.6,22.5
1989,24,25.3,26.9,30.8,29,28,28.4,27.7,27.4,26.5,24.8,22.4
1990,24.5,25.6,26.9,30.4,28.6,28.2,27.8,28.1,27.6,27,25.7,23.3
1991,25.8,25.7,30.2,30.7,30.4,29.4,29,27.8,28.2,26.9,24.8,23.6
1992,22,26.6,29.9,32.2,31.1,28.9,28.6,28.2,28,25.8,23.5,23.2
1993,22.8,25.2,29.3,30.7,29.8,29.8,29.2,28.3,28.1,27,25.3,22.6
1994,24.2,27.8,26.9,31,29.9,28.4,28.5,28.1,28,26.1,25.1,25.3
1995,23.3,24.9,29.1,31,29.6,29.7,28.1,27.7,28.2,27.1,25,22.7
1996,23.6,23.2,28.5,28.3,28.7,28.9,28.4,28.1,27.6,27.1,25.3,22.3
1997,23.2,24.7,28,28.1,29.8,29.4,28.6,28.4,28,28.1,26.4,25.8
1998,25.3,27.6,30.8,30.9,31.2,29.9,29.5,28.9,28,27.6,25.8,24.4
1999,24.1,25.9,29.7,28.8,28.4,28.7,28.7,28.5,27.9,27.3,25.3,20.7
2000,24.9,24.6,28.8,29.5,28.2,28.6,28.1,28.6,27.6,27.6,24.7,24.6
2001,25.9,26.7,27.8,32.1,28.7,28.5,28.5,28.2,28.1,27.8,23.6,23.8
2002,23.1,26,28.6,30.5,28.9,28.9,28.8,27.6,26.8,27.1,25.8,25.4
2003,22.6,26.1,27.3,30.5,30.5,29.2,28.8,28.2,27.5,27.5,26.2,22.4
2004,23.5,24.1,28.9,29.8,29.2,28.6,27.7,28.2,27.4,26.8,25.9,23.6
2005,23.5,28,27.9,30.5,30.1,28.8,28.4,27.8,27.4,27.4,26.2,23.2
2006,23.9,26.7,29,29.4,28.7,29.2,28.8,27.9,27.7,27.4,26.6,23.6
2007,23,26.4,29.9,29.9,29,27.9,29.2,27.9,27.5,26.4,23.5,24.7
2008,22.9,22.5,27.3,29.3,28.2,28.2,28.1,27.9,27.4,27.7,24.5,22.2
2009,21.4,27.2,28.5,29.8,28.7,28.7,28.3,28.5,28,27.9,27.8,24.3
