1901,4,9.5,9.9,10.3,12,18.1,21,20.8,18.3,15.2,10.7,9.2
1902,5.6,9.5,7,9.4,14.2,18.4,21.1,20.9,20.8,16.9,9.1,5.8
1903,5,6.1,7.1,11.1,14.9,16.7,19.7,20.6,18.2,15.2,10.5,8.6
1904,7,8.2,7.3,10,13.5,17.6,19.5,21.4,18.6,17.2,10.4,6.6
1905,3.6,4.2,6.2,11,14.9,17.5,21.9,22.6,20.7,16.4,13.6,6.1
1906,5.8,6.7,8.7,10.7,13.3,19.2,21,21.9,18.9,15.4,11.7,9.5
1907,4.7,5.1,5.5,9.6,15.2,17.5,21.4,21.1,17.7,16.1,8.8,8.2
1908,5.5,5.9,7.4,9.4,15.2,18.1,20,20.7,17.8,14.8,9.2,5.6
1909,5.4,5.2,9.3,9.2,17.2,18.3,22.3,22.3,19.8,15.7,11.7,10.1
1910,5.8,7.6,5.2,10.4,13.4,17.6,20.8,21.7,18.8,13.9,11.8,7.1
1911,3.8,2.5,5.2,9.5,13.9,17.4,20.8,21.4,18,15.9,11.4,7.4
1912,4.6,7.4,7.8,9.6,12.8,18,19.7,21.1,18.8,15.4,11.5,7
1913,6,5.2,7.6,7.9,13.3,17.4,20.7,21.3,20,16.5,11.3,6.8
1914,6.9,7,9.4,9.2,14.6,18,20.7,21.4,19.9,15,9.8,8.1
1915,9,7.4,8.6,10.6,13.9,18.9,22.2,21.9,19.8,16.7,11.3,9.7
1916,6.2,7.4,9.2,11.1,16.4,20.5,23,21.2,19.1,15.3,13.2,9.3
1917,7.9,5.9,9.5,11.6,14,17.8,21.1,22,19.7,16.1,13.6,7.6
1918,6.5,6.4,7.6,9.9,14.1,17.7,20.8,21.2,20.6,19,13.2,8
1919,8.7,8.3,9.4,10.7,12.9,17.2,21,20.9,20.9,18.2,13.7,7.9
1920,7.2,4.1,8.5,11.4,15.7,19.4,22.2,22.5,20,15.2,9.2,6.2
1921,6.4,4.9,6.6,9.7,14.4,17.2,21.5,22.6,18.2,14.9,11.3,6.6
1922,6.2,5.7,9.4,10.6,14.9,17.9,22.7,22.6,20.2,17.3,12.8,7.6
1923,7.3,7.1,8.8,10.5,15.9,20.3,21.3,20.4,21.2,17,14.6,10.6
1924,6.5,7.2,8.9,12.3,14.4,19.1,21.9,21.2,20.5,14.1,11.6,7.8
1925,4.4,7.6,11.4,10.1,15.5,17.7,21.7,22.1,20.8,17,13.6,10.3
1926,7.4,6.9,8.1,12.2,16.7,20.7,21.9,21,18.5,16.8,13.6,9.9
1927,7.7,3,10,10.5,16.8,19.8,22.8,22,21,18.8,12.9,8.7
1928,7,4.9,5.4,13.6,16.6,19.6,22.7,22.7,20,15,13.2,8.5
1929,5,4.8,6,10,17.5,19.2,22.5,22.4,19.6,16.2,13,8
1930,7.1,7.6,9.5,12.4,15.3,19.7,22.3,23.3,20.7,15.5,12.3,10.4
1931,7.9,7.6,8.9,11.2,15.2,19.1,22.6,22.9,20.9,16.5,10.3,7.9
1932,5.5,6.4,8.2,10.5,13.6,18.7,21.8,22.3,20.1,19,12.4,6.8
1933,5.3,7.5,7.6,8.8,14.4,18.1,20.9,21.1,18.3,15.2,13,7.2
1934,6,5,9.5,12.1,16.1,19.2,22.1,22.1,18.8,16.3,12.7,8.5
1935,7.1,6.6,8.3,11.2,16.5,19.9,21,21.7,19.9,16.6,11,9.2
1936,7.1,6.5,8.6,12.2,14.8,17.6,21.9,22,18.3,17.7,11.8,6.3
1937,3.5,7.4,8.9,11.8,15.3,19.2,21.5,21.8,20.3,17.1,12.8,10
1938,6.6,5.5,5.8,11.4,15,19.5,23.3,22.8,19.9,16.8,11,8.7
1939,6.7,6.3,7.5,11.5,17.6,19,22.9,22.4,21,19.5,11.6,8.5
1940,6.8,8,7.3,12,14.8,19.7,22.5,21.8,20.1,17.9,12.7,10
1941,8.6,10,9.1,13,17.1,20,22.7,22.4,19.4,15,13.2,6.2
1942,5.8,8.4,9.4,12.7,16.5,20.9,22.3,22,19.8,16.8,12.9,8.1
1943,6.8,5.7,6.4,10.2,15.2,17.7,21.2,22.5,21,18.8,14.3,9
1944,5.4,6.3,8,12.1,14.2,19.8,21.3,21.9,20.3,17.5,11.5,8.1
1945,6.4,5.3,5.3,9.5,16.9,19,22.7,22,19.6,15.8,11.9,7.3
1946,6.1,5.7,7.8,12.5,15.5,19.5,22.1,22.4,20.7,15.9,14.9,9.1
1947,7.2,7.4,10,12.4,16.3,18.7,22.4,22.5,18.9,16.5,12.9,8.7
1948,7.7,7.1,5.9,9.9,15.2,18.6,21.6,20.7,19.6,15.9,11.1,6.2
1949,5,4.5,7.6,9.2,16.1,18.4,21.4,21.6,18.3,15.2,14.3,9.6
1950,3.8,4.5,8.2,12.5,15.4,18.8,22.1,21.9,19.3,14.9,12.1,10
1951,7.7,7.8,9.8,12.2,16.1,19.1,21.6,23.2,19.6,14.4,11.8,7.1
1952,6.9,7.8,7.6,11.1,15.4,19.3,21.2,22.5,21.6,17.7,13,10.3
1953,8,7.8,6.3,10.8,14.5,18.5,22.1,22.1,19.7,17.1,10.6,5.3
1954,6.8,7.8,10.3,10.8,14.4,20.1,23,23.5,21,16.9,13.1,9.5
1955,9.1,9.2,9.1,12.3,15.3,20,22.2,21.6,20.1,18.1,13.1,9.4
1956,7.9,8.5,7.6,10.7,14,19.1,22.9,22.5,20.3,14.4,11.1,6.9
1957,6,5.9,9.8,13.3,14.6,18.5,22.1,22.8,20.6,18.4,12.8,8.4
1958,8.7,7.8,11.1,12.2,16.3,19.5,21.3,22.6,19.5,15.8,12.8,10.5
1959,8.9,3.8,8.1,13.3,15.3,19.1,21.5,21.6,19,15.6,13.4,9.9
1960,8.8,8.4,9.7,12.1,17.3,19.8,21.3,22.5,20.5,18.1,14.4,10.7
1961,6.6,6.6,7.5,11.8,16.5,19.7,22.5,22.8,19.3,15.3,10,10.7
1962,8.1,6.2,10.9,10.8,15.2,19.4,21.7,22.3,21.5,17.7,14.4,9.9
1963,8.9,9.2,7,11.8,14.7,19.5,22.6,23.1,21.6,17.4,12.4,8.8
1964,3.6,7.5,9.9,11.5,15.1,19.9,21.7,21.5,18.6,16.8,12.9,9.3
1965,7.4,8.1,9.4,11.3,15.4,21.2,21.9,21.7,19.5,15.1,10.9,8.9
1966,8.6,8.4,8.4,12.2,14.7,20.3,22.5,23.1,19.1,17.3,15.8,9.3
1967,7.1,4.8,6.7,10.7,15.7,19.2,21.9,22.6,19,16.3,12,8.5
1968,6.6,6.8,7.5,12.5,17.5,20.2,22.7,21.3,19.6,17.3,13.3,9.8
1969,8.2,8.1,10.6,11.1,17.4,22,21.1,22.1,20.3,17.3,12.2,10.2
1970,8.6,8.2,11,14.4,15.4,19.5,22.4,22.9,19.9,16.2,13.6,7.5
1971,9.9,7.1,9,10.5,15.8,20.4,21.3,22.2,19.7,14.9,12.5,8
1972,5.7,5.6,9.3,13.1,14.2,19,21.1,21.8,21.4,17.9,10.8,6.3
1973,5.8,8.9,9.1,10.3,15.6,19.4,22.3,22.4,21.7,18.2,10.7,8.6
1974,5.8,7.3,10.6,11.8,14.8,19.5,22.5,21.8,19.8,18.4,13.6,8.9
1975,7.6,6.6,10.9,13.6,14.4,18.8,21.6,20.6,19,14.8,10.2,6.2
1976,6.7,4.9,7.6,13.1,15.3,18.3,20.4,20.6,18.1,16.1,12,9.3
1977,3.8,8.4,8.3,10.8,14.3,19.2,22.6,21.3,19.4,13.1,11.1,7.7
1978,8.8,8.4,9,10.6,15.1,18.7,22.2,21.1,18.1,15.9,9.4,8.3
1979,8.1,8.6,7.8,12.2,13.8,19.3,21.8,21.3,20.7,16.6,13.9,7
1980,5.8,5.6,8.3,11,14.7,18.3,22.6,22.3,18.7,16.8,12.1,8.4
1981,7.8,7.2,11.2,10.3,14.4,19.6,22.3,22.4,20.8,16,10.1,9.6
1982,7.1,5.6,6.9,12.4,15,18.9,21.6,21.9,20.1,16.3,8.7,6.4
1983,3.9,5.3,8,11.4,14.8,18,23,21,18.5,14.5,13.6,8.9
1984,8.4,7,8.1,11,16.1,18.2,21.8,20.6,18.6,14.5,11.5,5.6
1985,8.8,5.7,7,12.1,16,19.6,21.1,22.8,20.5,14.5,12.3,8.4
1986,6.9,8.3,8.3,12.8,14.1,19,21.6,22.3,20.2,15.6,10.2,7.6
1987,8.5,9.1,6.3,9.8,14.3,18,22.1,21.4,18.9,15,10.7,8.7
1988,7,7.2,7.1,10.9,17,19.5,23.3,21.8,19.8,15.7,9.3,8.2
1989,4.3,4.9,9.3,12.8,16,18.3,22.8,21.9,19.7,14.7,12.7,7.1
1990,4.3,6.1,7.6,11.5,15.3,19,22.7,21.6,19.1,17.8,13.5,9.2
1991,6.2,6.5,10.8,13.1,14.8,18.2,21.8,22.4,20.4,18.5,11.9,7.1
1992,5.3,3.6,7.4,10.6,14.3,19,21,22.6,18.9,16.3,12,5.9
1993,5.5,5.9,8.5,11.4,14.3,21.3,22.4,22.7,18.9,18,9.8,8.8
1994,9.3,7,7.9,13.3,15.8,19.3,21.8,22.8,21.6,19.3,13.2,6.6
1995,8.5,7.6,9.1,11.7,15.3,20.1,22.9,23.5,19.2,16.3,10.4,7.7
1996,7.5,8.3,8.8,11.5,16.4,20,23.1,23,20.1,15.7,12.2,11.1
1997,7.7,4.5,6.5,9.9,15.7,18.7,23.2,21.6,18.6,16.4,12.3,9.6
1998,7.6,6.4,8.9,13.3,15.9,20.4,23.4,24.4,21.1,17.9,13.7,10.9
1999,8.4,8.1,9.1,12.6,16.7,20.7,23.5,23.8,20.9,18,12,9.3
2000,5.8,6.5,7.2,12.3,15.5,20.6,23.7,23,21,16.8,12.2,8.6
2001,8.1,7.9,11.9,13,16.5,20.3,23.2,23.7,21.4,17.5,11.9,10.7
2002,5.8,8.4,10.4,12.1,15.9,20.6,23.9,23.2,21.2,17.7,12,8
2003,9.8,6.2,8,11.9,17.3,20.6,23.4,23.7,20.8,17.7,12.2,9
2004,7.3,7,9.5,11.4,15.6,18.3,23.2,22.7,20.4,18,13.2,7.5
2005,8.1,7.2,9.7,12.6,15.6,19.6,22.9,23,19.9,14.9,10.6,9.5
2006,6.1,7.9,8.8,12.2,14.8,19.8,22.3,23.3,19.8,16.5,9.9,7
2007,5.9,7.3,8.1,10.6,16.3,20.2,22.8,23,20.8,17.5,12.6,8.3
2008,4.6,6.2,11.1,13.1,14.6,21.4,22.9,24,21,16.7,12.9,7.9
2009,7.6,8.1,8.4,11.6,15.2,20.9,23.3,22.7,19.7,18.4,11.7,10.3
