1901,6,4,5.8,9.3,12.1,13.8,16.8,15.1,14,10.5,7.2,4.9
1902,5.7,4.9,7.1,8.9,9.6,13,13.3,13.2,12.5,10.4,9.1,6.5
1903,6,7,7.2,7.4,10.9,12.5,13.5,14.3,13,9.9,7,6.1
1904,6.7,4.2,6.2,8.5,10.9,13.6,15.1,14.9,14,10.3,7,6.2
1905,6.2,5.8,7.2,6.6,10.7,14.3,15.3,14.8,13,7.8,6.8,7.3
1906,6.1,4.6,5.3,8.5,9.6,13.8,14.1,14.9,14.2,11,8.7,5.2
1907,5.8,5.4,6.9,7.9,10.1,12.2,13.3,12.6,12.3,10.6,7.8,5.9
1908,6.2,5.1,6,7.3,10.7,13,14.6,14.5,13.1,12,8,6.7
1909,5.7,5.3,5,8.5,10.2,12.1,13.8,14,12.5,9.4,6.1,4.5
1910,5,5.6,7.2,8,11.7,14.2,14.8,16.1,13,11,5.1,6.2
1911,6,6.2,6.6,8.3,12.5,13.7,15.7,16.2,13.7,9.5,7,7.7
1912,5.2,6.1,7.5,8.5,10.5,12.8,14.7,13.9,12.5,10.1,6.3,6.6
1913,5.6,6,6.3,8.5,11.1,13.4,14.5,14.9,13.9,11.3,9.3,5.5
1914,6.2,7.5,6.5,9.8,10.1,13.9,15.9,15.9,13.3,11,7.7,5.5
1915,5.7,5.3,5.2,8.1,9.7,12.8,14.4,14.7,13.2,10.7,5.6,3.2
1916,7.1,5.1,4.3,8.5,10.5,11.6,14.1,14.3,12.9,10.4,8.7,5.7
1917,4.6,5.6,4.6,6.3,11,14.5,15.2,17,13.5,8.7,7.4,4.1
1918,3.7,6.4,7.1,7.9,12.7,13.3,14.9,15.9,11,10.3,8,6.8
1919,6.4,3.7,4.3,7.9,12.6,13.9,13.9,14.5,13.1,9.5,4.8,5.7
1920,5.2,6.6,7.7,7.8,11,13.6,14.3,13.7,12.6,11.9,9.7,7.2
1921,6.4,7.3,6.9,9.8,10.9,13,14,13.3,13.1,11.5,7.3,6.8
1922,4.9,5.8,6,6.6,10.9,12.8,13.4,13.6,12.1,9.3,7.6,6.8
1923,6.4,5.4,7.4,7.6,8.9,11.2,14.9,14.4,12.4,9.8,6.1,5.1
1924,6.5,5.4,5.2,7.6,10,12,14.6,15.4,13.2,10.7,9.4,8.8
1925,7.7,5.7,5.4,8.2,11.3,13.9,16.4,14.7,12,9.5,6.4,4
1926,7,6.6,7.2,10.4,10.3,14.2,16,16,13.2,7.5,8.3,6.2
1927,5.5,6.5,8.1,6.9,9.3,11.2,15.3,15.5,12.3,9.6,6.6,4.2
1928,6.1,6.5,6.7,8.4,10.5,11.7,13.9,13.9,12.9,10.5,7.9,6.2
1929,5.7,4.4,8.6,7.9,11.5,12.5,14.9,14.5,13.9,9.3,8.1,6.9
1930,6.5,5.2,5.2,9,10.6,14.6,15.3,16,13.6,10.4,6.4,7.1
1931,5.2,4.7,4.7,8.7,11.6,12.6,14.8,14.8,12.7,10.4,9.6,7.4
1932,8,7.6,6.6,7.4,11.3,13.5,15.8,15.6,12.7,9.4,8.4,7.4
1933,6.2,4.8,8.2,8.7,11.3,16.3,17.2,16.8,15,11.2,8.2,7.2
1934,7.4,8,6.9,8.4,11.2,14.4,16.5,16.1,14.4,10.5,7.9,8.8
1935,6.6,5.7,8.2,8.5,10.9,13.4,15.4,15.7,13.5,9.8,8.3,5.2
1936,4.4,5,6.9,8.1,11.9,14.9,17,16.1,14.1,10.9,8.4,7
1937,5.8,4.8,4.6,9.3,12.2,13.8,15.1,15.8,13.7,11.6,7.5,5.2
1938,6.7,6.4,9.1,9.5,10.5,13.4,15.2,16.6,13.9,11.3,8.7,6.4
1939,5,7.4,7.7,8.9,11.8,14.4,14.6,16.4,14.5,10.1,8.3,5.9
1940,4.1,4.4,6,8,12.5,15.6,14.8,14.5,12.4,10.6,7.9,6.3
1941,3.3,4.7,6,7.9,10.4,13.8,16.3,15.4,14.3,11.1,7.8,7.6
1942,3.7,4.1,4.9,9.6,11.3,13.2,14.9,15,13.4,10.3,8.2,7.6
1943,5.9,7.8,8.6,9.7,11.8,14,15.6,14.8,13.8,11.9,7.9,7.2
1944,6.8,5.9,6.8,8.7,10.7,13.3,15.4,16,13.3,10.5,6.8,6
1945,3.3,7.2,9.1,9.2,11.7,14.1,16.1,15.9,14.6,12,9.6,7.1
1946,6.6,5.5,7.2,9.9,11.8,13.6,15.9,15.6,14.4,10.8,8.6,6.7
1947,5.6,1.9,3.5,8.6,12.4,14.2,17.2,18.4,14.5,11.5,7.2,6.8
1948,4.7,6.3,9,9.5,11.2,13.4,14.5,14.1,13.2,9.8,9,7.8
1949,7,7.3,5.9,9.8,11.2,13.7,15.8,15.1,14.8,11.8,9.3,6.2
1950,6.6,5.3,8.1,8.5,11.6,14.3,15.9,16.4,13.6,10.7,7.1,3.7
1951,5.2,5.4,5,7.1,10.6,12.9,14.4,15.1,13.6,11.6,9,6.9
1952,4.1,5.3,7,10.2,11.3,12.6,15,14.7,11.4,9.8,5.9,5.9
1953,6.8,6.3,8.6,8,11.2,13.9,15.7,15.9,14.3,11.9,9.5,8
1954,5.8,4.8,6.7,9.3,12,14.3,14.4,14.8,12.5,10.2,8,6.8
1955,4.3,2.7,5.6,9.7,10.2,13.6,17,16.4,14.8,10.1,9.1,4.9
1956,4.2,4.9,6.1,7.9,12.1,12.9,14.4,13.8,13.4,10.3,8.7,7
1957,7.3,5.4,8.2,9.8,10.9,13.6,14.4,14.1,12.5,10.9,8.4,6.2
1958,4.9,3.9,4.2,8.3,10.2,13.4,15.3,14.8,15,11.9,9.6,5.9
1959,3.1,6.9,8.1,9.7,12,14.4,16.1,16.1,14.9,12.3,9.2,7
1960,5.2,5.2,6.8,9.5,12.9,15,15.5,15.6,14.4,10.7,8.1,6.2
1961,5.4,7.2,9,8.4,11,13.8,14.7,15.4,14.3,11.6,7.8,4.6
1962,6.3,6.2,4.1,8.2,10.1,14,13.8,14.4,12.4,11.3,7.1,5.8
1963,3.2,3.7,6.6,8.4,10.8,14.3,14.7,15.2,13.2,11.1,7.5,5.6
1964,7.4,6.3,6.6,9.2,12.1,13.9,14.6,13.9,12.6,10.4,8.4,5.4
1965,4.9,6.1,5.9,8.7,9.9,13.7,13.6,14.4,13.3,11.6,5.5,4.1
1966,4.4,4.2,6.8,7.4,11.1,14.5,14.9,15,13.4,10.5,6.8,5.6
1967,5.6,6.5,7.6,8.3,10.2,13.5,15,15,13.8,10.4,8.6,6
1968,5.2,4,6.9,8.6,9.2,13.8,14.7,15.2,14,11,7.5,6
1969,6.3,2.6,4.6,8.1,10.2,14.6,15.4,16.7,13.2,12.3,5.5,5.5
1970,4.8,3.6,5.2,7.6,11.6,15,13.9,15.3,13.3,10.4,7.1,6.6
1971,6.3,7,6.9,8.9,12.2,12.6,14.9,15.2,14.1,11.8,7.5,8.3
1972,5.6,6,7.4,9.2,11.3,13.2,15.4,14.4,12.6,11.6,7.8,8.2
1973,7.4,5.9,8.5,7.3,10.6,13.3,14.8,14.9,13,9.9,6.7,5.9
1974,7.2,6.9,7.3,9.7,11.5,14,15,15.8,13.3,9.7,8.2,7.5
1975,6.8,6.8,6.3,7.7,10,13.6,14.8,16.6,13.1,11.6,8.4,7.6
1976,5.4,6.5,6,8.8,11.6,14.7,16.4,16.7,12.6,11.3,8.7,4.2
1977,4.9,4.9,7.5,7.7,11.2,12.7,14.9,15.5,12.5,11.5,7.3,7.6
1978,5.2,3.7,7.3,7.5,11.9,13.6,13.6,14.5,13.1,11.4,8.8,4.9
1979,3.3,3.4,5.4,8,9.4,13.4,14,14.5,13,10.9,7.6,5.9
1980,4.6,5.7,5.6,9.4,11.5,14.6,15.1,14.9,14.1,9.4,7.2,6.6
1981,5.5,5.5,7.1,8.4,11.2,13.2,15,15.5,14.4,8.7,7.6,3.3
1982,5,6.8,7.4,9.2,12,13.8,15.7,15.4,13.4,11.1,8.4,6
1983,6.9,4.7,7.4,7.3,10.3,13.3,15.7,15.4,12.6,10.9,8.6,7.3
1984,4,6.1,5.9,9,11.2,13.7,15.4,16.6,12.9,11.7,8.5,7.8
1985,4.4,5.6,6.2,8.2,10.8,13.2,15.6,15.6,12.9,11.9,5.6,5.9
1986,4.5,3.9,7,7.6,11.7,14,14.8,14.2,12.2,10.8,8.7,6.3
1987,4.4,5.2,5.4,10.1,10.8,12.4,15.2,15,13.6,10.7,8.2,7.6
1988,6.2,6.2,6.2,7.9,11.6,14.1,15.4,15.1,13.7,10.8,8.1,8.5
1989,8.9,7.1,7.9,8.6,11.7,13.9,15.5,15.2,13.6,11.3,8.6,6.4
1990,7.4,7.3,8.5,9.1,11.8,13.6,15.3,16,13.2,11.1,8.1,6.7
1991,6.1,5,8.1,9,11.3,12.4,16.6,16.6,13.6,10.7,8.5,7.6
1992,7.7,7.4,7.4,8.5,12.8,15.8,15.4,15.1,12.9,9.4,7.9,6.5
1993,6.3,6.8,7.6,8.8,11.2,12.6,13.7,14,12.7,9.2,7.7,4.9
1994,5.7,4.6,6.4,8.5,10.7,13,16.3,15.4,13,10.4,9.6,7
1995,5.7,5.7,5.9,7.8,10.3,13.8,15.3,16.6,13.8,12.2,8.4,4.2
1996,6.7,4.6,5.7,9,9.9,13.7,14.6,15.8,14,11.3,5.9,4.9
1997,6.4,7.3,7.8,8.2,10.6,13.2,16.2,17.8,13.7,10.4,9.2,7.3
1998,6.5,7.7,7.2,8.2,12,13,14.2,14.1,13.9,9.7,7.5,6.7
1999,5.9,4.9,7.5,9.1,11,12.9,14.9,15.6,14.8,11.4,9.3,5.2
2000,6.8,6.7,7.7,7.8,12,12.4,13.8,15.2,13.8,11.6,8.8,6.6
2001,6.3,4.3,5.9,8.1,12.1,12.6,15.3,15.3,12.9,12.7,7.9,5.7
2002,6.9,5.9,7.4,9.7,11.7,15.5,15.6,16.9,14.6,9.9,8.8,7
2003,6.1,6.4,9.2,10.1,11.6,15.2,17.7,17.3,14.7,10,9.6,6.6
2004,5.9,6.1,8.2,10.2,12,13.8,14.8,16.6,14.3,10.9,8.4,7.2
2005,6.6,5.8,7.3,9.4,10.6,13.5,15.2,15.1,13.7,11.5,8.4,7.1
2006,6.9,6.3,4.5,8.3,11.2,14,17.2,16.1,15.9,12.3,9.3,8.3
2007,7,6.7,8.6,10.8,11,13.7,15,15,12.7,11.7,7.8,7.4
2008,6.5,7.8,6.6,9.1,12.9,13.9,16.3,16.6,14.9,10.5,8,6.6
2009,6.6,5.4,8.2,10.7,12.5,14.6,17.3,16.7,14.7,10.9,9.3,5.7
