1901,4.7,6.6,13.2,17.3,20.9,23.2,21.7,21,19.4,17.8,13.4,9.2
1902,8.3,9.7,13.8,17.1,21.4,22.3,20.7,20.3,19.5,15.8,12.4,9.3
1903,6.5,6.9,10.4,16.6,20.9,22.7,22.2,20.4,20.4,16.7,12.7,9.5
1904,6.2,9.1,12.8,18.8,20.1,22.3,21,20.1,18.8,16.4,11.5,8.6
1905,4.3,4.7,8.5,14.5,21,22.7,21.4,20.9,19.5,17.2,13.1,8.4
1906,4.6,5.1,11,17.7,22.3,22,21.5,20.8,19.9,17.2,14.1,10.6
1907,9.5,5.6,8.9,15.8,19.4,21.8,21.3,20.6,20.2,17.8,13.7,8.8
1908,7.9,8.5,12.9,19.4,21.1,23.4,21.7,20.2,19.5,16.7,12.2,8.6
1909,5.3,6.4,14,16.8,21.2,21.6,21.1,21.2,19.8,17.6,14.9,9.9
1910,8.1,7.6,12.6,17,20.7,21.2,20.3,20.4,19.4,16,11.7,8.6
1911,6.8,8.1,10,17.4,22.2,22,21.8,20.7,18.9,16.4,11.1,9.1
1912,7.1,9.2,12.1,16.6,20,21.8,21.4,20,18.1,16.7,11.1,9
1913,7.4,6.4,9.7,17.1,19.4,20.8,20.9,20.7,19.4,16.3,11,7.6
1914,9,6.8,11.1,16.3,20,22.3,21.5,20.4,19.5,14.8,12.3,8.7
1915,6.6,6,11.8,17.2,22,21.7,21.6,20.8,20.2,19.2,13.7,9
1916,7.8,7.6,15.8,18.4,21.1,21.8,20.7,20.8,19.2,17,12.5,8.3
1917,7.1,8.2,11.2,14.1,17.9,21.4,21,20.5,18.8,15.8,12.7,8.4
1918,5.6,8.9,12.5,15.4,22.2,21.6,21.5,20.7,19.1,16.5,11.6,6.9
1919,5.3,5.6,11.6,15.4,19.5,22.2,21.1,20.6,18.6,16.2,12.1,8.3
1920,8.1,5.6,10.3,16.3,17.5,20.7,21,19.9,19,16.6,12.9,10.2
1921,6.1,3.8,15.1,18.9,22.9,20.7,20.7,19.5,18.3,14.1,12.2,9.6
1922,5.8,9.4,14.4,17.5,22,22,21.5,20.4,19.3,15.7,12.4,7.9
1923,7.4,6.7,13.3,19.1,21,23.8,20.7,20.9,18.9,15.5,12.5,9.1
1924,5.9,7.8,14,18.3,18.1,24.1,21.7,20.6,18.5,17.2,12.3,9.9
1925,5.5,7.8,13.4,19,20.7,21.2,21.2,20.4,19,16.5,11.6,9.4
1926,6.8,9.2,10.6,14.2,19.2,23.4,21.6,21.1,19.6,16.5,10.4,9.4
1927,6.2,6.1,11.8,17,19.7,22.1,21.7,20.3,19.5,16.9,12.2,10.2
1928,6.4,8.1,12.4,16.8,22.2,22.3,21.5,21.2,20.4,18.1,12.7,8.7
1929,6,6.5,14.3,17.9,21.9,22.1,21.4,20.1,19.6,15.9,13.1,8.3
1930,4.8,6.1,13.7,17,21,21.8,21.2,20.9,19.8,16.3,12.6,9.9
1931,8.5,5.7,12.6,19.2,20.9,23.2,20.6,21.7,19.5,17.2,12.7,9.8
1932,8.1,6.7,13.4,17.9,20.2,23.4,22,20.4,19.8,16.7,13.8,8.9
1933,5.3,8,12.9,15.3,18.7,22,21.4,20.4,19,16.6,13.5,10.4
1934,5.8,10.1,12,18.1,20.4,22.1,21.3,19.9,20.4,16.7,13,8.5
1935,4.3,7.9,13,14.1,22,22.8,21,20,19.2,16.4,12.3,7.6
1936,5.7,6.7,11.6,16.3,21.7,20.3,20.5,19.8,19.3,16.2,12.3,7.2
1937,6.2,7.1,12.6,15,20.4,22.5,21.2,20.7,19.4,15.6,10.9,8.1
1938,4.8,5.2,12.3,18.5,21.8,21,20.8,20.4,19.4,16.7,10.9,10.3
1939,6.7,6.4,9.6,16.1,22.3,21.5,21.3,20.6,19.8,16.5,13,10.2
1940,7.3,7.5,10.4,16.5,21.1,22.5,21.5,20.1,18.6,17.2,13.2,8
1941,5.7,8.7,14.7,20,21.8,22.7,21.8,21.2,19.6,18,12.8,10.6
1942,6,8.5,14.5,18,21.1,23.3,21.3,20.2,19.2,17.1,13.9,8.6
1943,5.9,8.7,13.3,15.4,21.1,21.9,21.5,20.4,20.4,17,14.3,9.6
1944,5,5.7,12.1,16.4,23.2,21.7,22.1,21.1,19.4,17.2,12.9,10.6
1945,4.6,6.8,12.4,15.7,21.2,23.3,21.6,20.9,20,16.5,13.3,8.4
1946,9.4,10.2,12.4,17.9,20.1,22.4,21.6,21.7,20.4,17,12.8,9.1
1947,4.8,8,13.5,19,21.8,23.3,21.3,21.1,19.8,15.9,13.5,9.5
1948,6.4,6.6,11.2,18.6,21.8,22.9,21,20.1,19.5,16.7,11.9,8.5
1949,9,6.9,13.1,18.1,20.7,22.5,21.4,20.5,19.7,17.5,12.2,7.5
1950,7.4,6.9,11.2,16.8,21.1,22,21.2,20.4,18.6,16.5,12.8,8.4
1951,5.8,8.1,12.6,15.5,21.2,21.9,21.4,21.1,19.7,18.7,13.5,10.3
1952,7.8,9.8,11.2,18.4,21,22,21.3,20.3,20.2,17.4,13,9.6
1953,5.2,11.1,15.7,18.4,22.6,23,22,20.5,19.9,17.2,13.5,10.5
1954,5.1,7.5,13.2,19.3,22.7,22.6,20.6,20.3,19.6,15.4,12.9,8.3
1955,5.5,9.6,14.6,16.4,19.5,22.9,21,19.6,18.7,15,13.7,9.6
1956,5.9,9.6,13.2,19,23,21.7,20.3,19.8,19.9,15.3,13.3,8.2
1957,5.5,7,12.1,16.1,20.1,21.9,21.1,20.1,19.1,16.8,14,10
1958,7.6,8.9,14.4,19.2,21.3,23.7,20.9,20.2,19.5,15.9,14.3,9.9
1959,6.4,6.4,13.8,18.2,20,23,19.9,20.3,19.6,17.2,12.7,10.7
1960,6.2,12,12.2,16.9,22.5,24.1,21.1,20.6,19.7,16.7,13.1,11
1961,7.2,6.1,13.7,17.6,21,23.7,21.5,20.5,20.9,15.5,11,7.3
1962,6.5,8.7,12.5,18.1,20.6,23.1,21.9,21.3,19.1,18.2,12.9,8.2
1963,7.7,10.3,12.1,16.7,19.9,23,22.4,19.8,19,17.9,13.2,10.6
1964,6.4,8.2,13.7,18,19.1,22.5,20.1,21,19.4,17.5,13.8,9.8
1965,9.6,7.1,12.2,15.6,19.4,22.9,21.1,20,19.5,17.3,14.1,10
1966,9.5,10.7,13.1,17.1,21.5,22.7,22.2,20.6,19.4,16.9,12.5,10
1967,7.1,11,12.2,17,20,23.5,22.1,19.9,20.1,16.4,12,9.4
1968,5.6,6.4,13.2,17.5,20.6,23.5,21.4,20.4,21.5,16.3,14.1,10.1
1969,7.8,9,17.1,17.2,20.2,22.9,21.7,21.3,18.9,18.1,15.6,11.7
1970,7.9,8.1,13,19.3,22.3,22.1,22.7,20.9,20.6,18.9,14.1,11.4
1971,7,8.9,13.5,19.5,20.1,22.1,21,20.3,19.7,18.1,14.3,12.4
1972,9.7,7.1,14.9,17.1,22.6,23.3,22.8,21.2,18.9,16.6,12.4,10.2
1973,6.7,9.2,12.7,19.8,21.8,22.5,21.6,20.1,20.3,16.3,13.7,8.1
1974,6.9,7.4,14.9,19.8,20.7,21.3,21.3,20.7,19.5,17.4,12.2,7.5
1975,4.6,7,11.7,17.1,21,20.9,20,19.8,18.3,17.8,12.4,10.2
1976,7.4,8,12.3,17.2,20.5,20.1,20.9,18.7,19.5,17.3,14.8,9.9
1977,7,8.6,15.8,17.7,18.5,20.6,20.1,20,18.7,17.2,14.2,8.8
1978,5.5,7.2,10,17.7,23.5,22.7,20.2,19.5,18.6,17.1,9.6,8.7
1979,5.1,5.1,10,18.2,19.2,22.4,20.9,21.3,18.4,17.3,13.6,9.6
1980,6.8,9.1,11.6,19.4,22.3,22.1,20.2,20.4,19.2,16.4,13.5,10
1981,5.9,9.2,11.7,18,21.6,22.6,20.8,20.6,19.2,16,9.8,7.7
1982,7.6,6.6,10.6,16.7,18.3,21.7,22,20.5,19.2,16.6,12.4,9.3
1983,6.3,5.8,10.9,14.6,18.7,20.2,21,21.2,19.9,16.1,13.2,9.3
1984,6.4,7,15,17.5,23.1,23.5,20.2,20.9,18.4,16.8,12.3,10.2
1985,6,9.8,15.1,18.3,21.4,22,20.2,21,19.5,16.1,12.9,10.1
1986,7,7.9,11.7,16.5,18.7,21.4,20,20.3,18.9,15.7,13.2,6.7
1987,6.8,9.2,13.8,17.4,17.3,21.4,21.8,21,20.1,16.9,14.7,8.6
1988,8.5,9.7,12.2,18.6,21.9,21.7,20.4,19.8,18.8,16.4,12.8,9.5
1989,3.9,6.8,12.2,15.7,20.4,20,21,19.5,19.2,16.5,11.9,8
1990,9.9,7.2,9.8,16.2,21,22.3,20.5,19.9,18.8,15.1,12.9,8.8
1991,4.4,8.3,12.7,15.6,20,21.8,22.5,19.9,19.1,16.3,11.5,8.6
1992,7.3,6.4,11.8,16.4,18.9,20.9,20.2,19.8,18.9,16.3,12.1,9.2
1993,5.7,10.5,9.4,16.6,20.8,22.4,20.1,21.4,17.9,16.4,14,10.5
1994,7.1,7,14.5,15.7,21.2,22.9,20.3,19.6,19.1,16.4,13.2,9.5
1995,3.1,7.7,11.3,16.1,21.7,23.4,21.3,18.9,19.4,16.8,13.2,9.1
1996,6.6,8.5,12.4,16.9,19.5,23.3,20.6,19.4,18.6,16,12.6,10.2
1997,7.5,8.9,12.5,16.7,18.9,20.2,22.1,20.3,19.5,15.9,9.6,8.2
1998,6.2,8,10.8,17.2,21,22.9,20.8,20.2,18.9,16,12.7,11.6
1999,7.1,11.7,14.4,18.5,20.9,21.7,22.2,20.7,19.8,16.9,14.2,11.2
2000,8.2,6.9,11.8,19.4,21.1,20.9,20.3,20.3,20.3,18.7,14.1,11.3
2001,7.1,9.2,13.1,16.8,21.1,22.1,21.5,21.4,20,18,14.2,9.6
2002,8,8.7,14.8,17.8,22.6,22.5,22.5,20.3,16.5,17,14,8.9
2003,9.9,8.3,12.6,18.5,19.2,22.7,20.7,20.1,19.5,17.7,13.2,9.3
2004,8.4,9.5,16.4,19.4,21.3,21.4,21.1,20.7,20.6,16.1,13.9,11.7
2005,8.5,7.5,14,17.4,18.5,23.2,20.5,21.9,19.5,16.7,13.1,8.5
2006,8.2,13.1,13.7,17.8,21.6,21.3,21.7,19.4,19.6,16.9,13.3,10.2
2007,8.4,9.1,13.5,20.3,20.6,22.8,21.4,21.1,19.7,17.5,14.4,8.7
2008,5.6,7.7,15.9,17,19.6,21.8,20.7,19.2,17.6,17.5,14.7,11.4
2009,8.2,9.9,14.8,19.1,20.8,22.5,21.2,22.1,18.3,17.2,13.1,9.8
