1901,22.7,25.5,28.5,30.2,29.4,28.5,27.5,27.8,27.7,26.2,23.7,21.7
1902,22.7,25.1,28.9,29.5,29.9,27.9,27.2,27.4,27.4,25.7,23.7,21.8
1903,22,24.8,28.6,30.6,29.2,27.8,27.3,26.9,27.5,26.4,23.2,20.4
1904,21.2,25,27.8,29.2,28.9,28.2,27.1,27.4,27.8,26.5,23,20.5
1905,22.8,26.1,26.9,29.2,29.7,28.5,27.4,27.1,28.1,26.3,23.9,22.7
1906,23,25.5,27.6,29.7,29.8,28.6,27.7,27.2,28.5,26.1,23.4,21.7
1907,22.8,25.1,27.1,29.2,29.1,27.7,26.8,27.7,27.3,26.6,24.2,20.9
1908,22.6,25.2,28.1,30.5,29.3,28.4,27,27.6,27.6,26.1,23.1,21.2
1909,22.2,25.4,28.9,29.8,28.6,28.1,27.2,27.5,28.4,27.1,24.3,21.6
1910,22.9,25,27.6,29.8,30,27.8,26.7,27.5,27.6,25.9,23.8,20.8
1911,22.5,24.8,27.9,30,29.2,28.4,26.9,27.6,27.9,25.9,24.1,21.8
1912,22.3,25.4,28.1,29.5,29.9,28.4,26.7,27.1,27.2,25.7,23.1,21.3
1913,22.4,25.5,27,29.4,28.3,28.1,26.9,27.2,27.4,26,22.8,20.8
1914,22.4,25.4,28.3,29.8,29.5,28.2,27.5,26.7,27.4,25.3,23.4,22.1
1915,23,26.1,28.2,30.3,28.8,28,26.6,27.2,27.3,27.5,24.1,21.3
1916,21.8,25.6,28.9,29.6,30.3,28.7,27.7,28,28.1,25.3,23.7,20.9
1917,21.8,24.6,27.5,28.8,29.9,27.6,27.5,27.4,27.3,26,24.4,21.1
1918,21.7,24.7,27.3,28.5,28.3,27.4,27.6,26.9,28.6,26.2,24.1,23.2
1919,23.5,25.5,29.9,30.6,30.6,28.9,27.1,28.3,27.3,26.1,23.7,21.6
1920,22.4,24.4,27.6,29.6,29.3,28.6,28.1,27.7,27.7,26,24.8,22.3
1921,24.8,25.2,28.6,32,29.4,29,27.3,28,28.1,25.7,23.2,22.4
1922,25.1,27.3,29.1,29.9,30.4,28.5,27.2,27.5,28.1,26.5,22.8,21.5
1923,25.2,24.6,29.7,29.5,28.3,27.5,27.3,27.2,28.4,26,24.7,23.1
1924,24.2,25.9,30.9,30,30.2,27.9,26.7,27.2,28.3,25.5,23.5,21.9
1925,22.4,23.8,28.8,28.6,29.3,28.9,27.8,27.6,28,24.8,24,21.1
1926,23.8,25,27.2,30.4,30.3,28.8,27.5,27.7,28.7,26.3,24,22.4
1927,23.1,25,28.4,28.8,28.4,28.6,28.3,28.2,27.6,25.3,23.3,23.2
1928,25.2,25.4,28.8,31,30.3,27.5,27.7,27.7,28.5,25,22.6,23
1929,24.3,25.5,28.3,29,29.2,28.1,27.9,28,27.6,26.3,22.7,23.2
1930,21.6,25.4,27,30.6,28.2,28.1,28,27.6,28.3,25.8,23.4,22.9
1931,23.7,27.1,29.2,32.3,31.1,29.4,27.8,28.5,27.8,24.9,22.7,21.7
1932,22,23.4,28.2,29.9,31.3,28.6,27.8,27.7,27.2,25.4,24,20.7
1933,23.7,26.5,29.8,30.8,28.7,28.1,27.6,27.9,28,26.4,22.9,22
1934,22.5,24.4,28,30.1,30.6,27.9,27.2,28.1,28.7,26.1,24,20.3
1935,24.2,25.7,29.5,31.1,31.2,28.1,27.9,28.2,28.5,27.4,25.3,24.2
1936,22.1,24.3,28.4,30.4,29.4,28.3,27.4,28.1,27.6,25,25.6,24.5
1937,24.4,25.9,29.4,32,29.3,28.2,28.2,28,28.8,27.9,26.2,23.2
1938,23.6,25.6,28.1,30,26.9,27.8,26.3,27.1,27.6,25.3,22.2,21.9
1939,22.4,25.1,28.5,28.5,29.8,27,26.4,27.2,26.6,27.1,24.7,20
1940,22.8,26.1,27.9,30.6,28.4,27.9,26.7,28.3,28.2,27.3,23.3,22.7
1941,23.9,25.9,29.2,30.2,29.7,27.6,27.8,27.9,27.1,26,23.9,22.9
1942,23.1,28.6,28.5,29.4,29.8,27.7,27.5,27.5,28.3,28.1,23.7,22
1943,22.6,24,28.2,29.9,30.1,27.9,27.8,27.4,27.7,27,23.2,22.2
1944,22.8,25.7,29.3,30.1,28.5,27.7,27.9,28.2,27.7,26.8,25,22.1
1945,25.5,23.9,29.1,32.1,28.2,29.3,28,27.6,28.8,25.5,25.4,21.9
1946,23.9,24.7,29.4,29.3,29.6,30,28.5,28.3,28.8,25.2,24.9,24.7
1947,25.8,26.4,29.5,28.9,31.5,28.7,27.8,28.9,28.2,25.8,24.5,23.2
1948,23.7,25.9,29.1,29.3,29.2,29.3,27.2,28.4,28.3,25.5,22.8,23.4
1949,22.5,25.3,29.9,28.7,28.9,29.3,27.3,27.8,28.3,26.2,23.8,22.6
1950,23.4,25,28.6,30.1,30.8,28,27.2,27.2,27.9,25.9,24.3,19.8
1951,21.2,25.5,27.1,29.8,29.6,27.3,26.8,28,27.7,26.4,24.2,22.2
1952,23.2,26.6,27.5,30,30.8,28.8,27.4,27.9,27.9,26.8,25.3,21
1953,24.7,26.9,28.4,31.4,29.8,28.9,27.7,28.4,26.9,26.4,24.4,22.4
1954,24.4,26.6,27.2,31.6,28.3,27.5,27,26.4,27.2,24.3,24,20.1
1955,20.1,26.9,28.5,28.5,29.4,26.8,26.2,26.3,27.9,25.3,21.5,20.8
1956,20.2,26.3,29.8,30.8,26.8,27.2,26.9,27.1,27.6,25.7,22.8,21.9
1957,24.3,24.9,28.3,30.3,31.5,27.1,27,28.2,27.8,25.3,25,23.1
1958,22,22.5,30.4,32.2,31.6,28.7,26.9,27.1,28.2,25.9,23,21.4
1959,21,24.1,26,31,29.5,28.5,27.4,27.4,26.5,25.6,25,23.5
1960,21.8,23.2,29.4,31.7,30.4,29.1,26.1,28,27.7,25.9,24.5,20.4
1961,22,24.1,29.1,29.8,29.5,29.5,28,27.5,27.7,26.6,23.5,21.7
1962,19,23.2,27.1,30.8,30.6,27.4,27.9,27.6,28.6,25.6,24.4,22.8
1963,20.9,26.3,27.8,30.7,31.8,28.4,27,27.6,29.1,25,24.4,21.3
1964,23.8,25.1,28,30.3,28.4,27.9,26.7,27.9,28,26.4,22.7,20.1
1965,21.4,26.1,28.1,30.8,30.6,27.7,28.1,27,27.7,25.7,23.8,21.5
1966,23.2,27.2,29.7,32.6,29.6,27.1,27.2,26.7,26.8,25.5,24.2,23.7
1967,21,23.1,26.8,28.8,29.8,28.8,27.7,28.2,27,25.7,23,20.1
1968,21.5,22,27.9,27.2,29.9,27.7,27.7,27.9,27.8,25.6,25.1,24.2
1969,24.4,27.2,30.4,32.2,32,28.5,27.7,26.9,28.7,27.2,23.2,21.3
1970,23.6,26.8,30.3,29.4,28.9,28.4,26.3,28.3,28,26.6,23.7,21
1971,21.3,23.5,27.3,29.7,28.6,27.8,26.7,26,27.7,25.2,23.1,20.7
1972,20.4,25.2,27.2,27.6,31.5,29,27.5,27.7,27.6,26.3,23.1,21.7
1973,22.8,27.1,28.1,30.2,28.3,28.2,27.3,27.6,27.4,26.1,21.8,20.9
1974,22.8,23.9,26.5,27.9,29.2,27.6,27.1,27.3,27.7,27.1,23.2,22.6
1975,22.3,25.4,30.1,30.8,29,28.5,27.3,27.9,28.3,27,23.3,20.1
1976,20.9,25.7,27.8,29.6,27.8,27.7,27.9,27.3,27.9,26.4,21.3,22.5
1977,23.2,21.4,26.6,28.5,28.1,29.1,26.6,27.3,27.2,24.8,22.3,21.7
1978,20.8,23.6,28.9,30.9,28.6,28.7,28.2,28.6,27.2,26.7,25.1,23.3
1979,25.4,28,30.8,31.7,31.1,28.2,28.6,27.7,27.7,25.3,23.1,22.5
1980,24.5,25.6,30.6,31.9,31.2,28.8,28,27.3,27.6,25.5,25.5,21.9
1981,22,27.1,28.9,29.8,27.9,27.4,27.3,27.9,28.1,26.3,23.4,19.2
1982,22,24.6,30,26.6,30.1,27.8,27.8,27.7,27.4,26.7,23.9,19.4
1983,20.7,24.3,27.2,32.3,31.7,29.5,29.2,28,27.7,26.6,21.6,20.4
1984,21.8,26.4,29.1,31.6,29.2,28.1,27,28,27.2,25,24.7,22.3
1985,23.9,26.1,27.5,28.9,28.9,27.7,26.7,27.8,27,26.1,22.9,21.5
1986,22.3,26.3,28.2,29.2,28.7,28.8,26.4,28.1,27.6,25.3,23.9,22.6
1987,22.5,25.6,27.9,29.5,32.4,28.7,27.5,27.9,27.1,27.5,24.7,19.8
1988,24.3,27.5,28.9,29,29.5,29,27.5,27.3,27.2,26.4,22.9,22.5
1989,22.7,25.8,26.4,31,29.7,28.4,27.4,28.3,27.8,25.3,23.7,21.8
1990,24.3,24.6,25.6,30.2,27.7,27.9,26.6,29.6,28,26.1,24.9,22.7
1991,24.8,26.8,30.3,30.2,30,27.7,27.3,27.9,28.1,26.2,22.5,21.6
1992,20.1,22,29.8,31.7,32,30.1,27,29.1,28.4,24.3,22.8,20.8
1993,20.8,25,28.4,30.1,29.4,29.7,28.5,27.2,27.9,25,24.6,22.3
1994,25.4,27.7,26.8,31,29.3,27.7,27.3,27.4,28.1,25.7,23.8,21.6
1995,22.7,23.3,29,31.8,29.6,28.8,27.5,27.1,27.6,26.9,23.1,20.6
1996,23.8,22.9,28.9,29.5,28.9,27.6,26.4,27.2,28.1,26,24.4,21
1997,22.2,24.1,28,27.4,31.3,29.2,27,28.2,26.3,26.7,24.7,23.1
1998,24.2,26.4,29.7,29.6,30.6,29.3,27.1,28,28.9,28.1,25.1,23.5
1999,23.3,27.4,30,29.4,26.8,28.9,27.2,27.1,27.6,26.6,24.3,21.1
2000,24.1,24.7,26.9,29.4,27,27.3,27.3,28.7,27.3,27,24.4,23.3
2001,25.1,25.7,26.5,31.8,26.3,28,26.7,28.6,28.2,25.3,22.7,22.9
2002,22.7,26.7,27.9,30.5,28.1,29,27,27.4,28.1,27.1,23.9,22.6
2003,22,25.9,27,30.9,29.9,27.8,28.7,28.5,28,26.4,25.5,22.5
2004,23.6,25.2,29.2,29.4,28.5,28.1,27.6,28.5,26.9,25.7,24.6,21.9
2005,22.7,27.6,26.8,30.2,31.1,29.2,28.6,27.3,28.5,26.8,24.3,20.7
2006,23.5,26.3,29.3,30,28.7,29.4,28.2,28.4,27.9,26.9,25.7,22
2007,21.6,25.2,29.6,28.2,28,29.8,27.4,28.5,28.2,26.2,23.3,23.9
2008,24.4,21.4,26.9,30.1,28.5,28.4,27.6,28.1,29,27.1,24.4,21.9
2009,21.6,29,29.3,29.1,29.5,28.7,28.5,28.8,29.8,28.4,25.2,23.5
