1901,5.5,3.7,5.6,9.6,12.4,14.3,17.3,16.7,14.9,10.9,6.8,5.9
1902,6.5,4.4,8.5,8.9,9.6,13.1,15.5,15.6,14.3,11.3,8.9,6.4
1903,6.7,7.9,8,8.2,11.5,13.1,15.5,15.1,14.1,12.2,8.8,5.5
1904,6.2,5.9,5.9,9.6,11.4,13.6,16.7,15.9,13.7,12.1,7.6,7.9
1905,5.5,6.4,8.1,9.4,11.2,14,17,15.2,13.5,9.1,6.6,6.9
1906,7.4,5.4,6.6,8.5,10.8,14.2,15.7,17.1,15.5,12.3,8.6,5.7
1907,5.4,4.5,7.9,8.6,10.8,12.4,14.6,15.2,15.6,11.2,8.9,7.9
1908,5,7,6.1,7.8,12.7,14.6,15.9,16,14,13.6,9.7,7.5
1909,5.5,4.9,5.6,10.2,12,12.7,15.4,16.7,13.4,12.1,6.9,6.6
1910,6.2,7.4,7.4,8.1,11.4,14,14.6,15.6,14.3,12.2,7.6,8.4
1911,4.6,6.3,6.6,7.9,12.8,14.5,18.7,18.5,16.4,11.6,7.8,8.7
1912,6.7,7.7,8.6,10.4,12.5,13.3,15.7,13.5,12.9,10.4,8.1,8.6
1913,7.4,6.3,7.8,8.7,11.7,13.6,15.8,16.6,15.2,12.7,10.1,6.9
1914,4.6,8.1,7.8,10.8,11.6,14.1,15.3,16.3,15.1,11.7,8.2,7.2
1915,5.8,6,6.8,8.8,12.7,14.3,14.8,16.1,14.6,11.1,6.1,8.6
1916,8.8,5.8,5.3,9.2,12.1,11.8,15.5,17.1,14.7,12.7,8.3,5.4
1917,3.2,3.6,5.7,6.9,13,14.8,16.2,15.4,14.8,9.9,9.6,3.9
1918,6.3,8,7.4,8.1,12.8,13.8,15.9,16.5,13.6,10.3,8,8.9
1919,5.3,5.9,6.5,8.3,12.8,14.4,15,17.3,14.6,9.8,5.6,8
1920,6.8,8,8.2,9.6,12.4,14.2,14.5,14.6,14.7,12.8,8.8,6.5
1921,8.9,6.5,8,9.4,12.1,15.9,18.5,15.8,16,14.7,9,8.1
1922,6.7,7.2,6.8,7.7,13.6,14.3,14,14.2,13.5,10.2,7.7,7.5
1923,6.5,8.3,8.5,8.9,10.8,13.7,17.4,16.3,14,11.9,5.7,6.7
1924,7.4,4.6,7,8.5,11.6,14,15.1,14.7,14.1,12.2,8.5,8.2
1925,7.5,6.6,6.1,8.6,10.8,15.7,15.9,16.2,13.1,12.7,6.1,6.6
1926,7.2,9.1,8,10.1,11.3,13.7,17.6,18,17,11.7,8.4,5.7
1927,6.6,6.4,8.6,9.6,13.3,14,16,16.1,13.8,12.6,8.1,6
1928,7.1,8.3,7.9,9.5,12.1,14.1,17.3,16.3,15.1,12.6,9.5,6.3
1929,3.9,5,8.2,9,11.4,14.1,16.7,16.1,17.1,11.5,9,8.4
1930,7.3,4.5,7.7,9.2,12,15.4,15.4,16.5,15.7,13,9,7.7
1931,6.3,6.5,7.1,9.1,11.4,14.7,15.1,15.4,13.4,11.9,9.8,7
1932,7.9,4.8,7.1,7.8,10.6,14.3,15.2,17.5,15.1,11,9.2,7.9
1933,5.2,5.9,8.9,9.7,12.7,14.6,17,18.4,16.5,12.4,8.1,3.7
1934,6.3,4.9,6.6,8.6,12.2,16.1,18.3,15.4,15.6,12.5,7.5,10.2
1935,6.2,7.1,7.3,9.3,10.8,13.8,17,16.3,15.1,11.1,8.1,6.5
1936,7.8,6.1,8.4,7.9,11.9,14,14.7,16.4,15.5,10.9,8.1,7.2
1937,7.5,8.4,5.8,10.4,12.1,13.9,15.9,17,14.7,12.5,8.5,6.1
1938,7.4,6.4,9.5,9.3,10.7,13.9,14.6,16.2,14.4,12.4,10.9,6.6
1939,7.2,7.3,7.7,9.4,11.8,14.5,14.4,16,15.3,10.6,10.7,5.8
1940,4.1,7,8.3,10,12.6,16.1,15.3,16.7,14.6,11.7,8.8,5.8
1941,4.1,6.1,7.7,7.8,9.1,14.5,16.3,15.4,15.6,12.5,8.7,7.3
1942,5.1,3.1,8.1,10.3,11.1,14.3,15.7,16.3,15.1,12.4,7.4,8.5
1943,6.9,7.2,8.2,11.2,12.7,14.6,16.5,16.3,13.8,12.3,8.4,6.4
1944,7.3,5.1,6.8,10.6,11.7,14.3,15.7,17.3,13.9,10.6,8.6,6.3
1945,3.1,8.2,8.6,11.3,12.3,14.6,16.1,16.1,16,13.9,9.4,8.3
1946,6,7.9,7.3,10,11.2,13,15.8,15.1,14.9,12.8,9.8,5.9
1947,5,2.2,7.2,10,12.3,15,16.8,19,16.2,13,10.3,7.1
1948,7.9,6.7,10.4,9.8,12.5,14.4,15.8,15.7,15,12.4,10.3,8.2
1949,7.4,7.5,7.2,10.5,11.3,15.1,17.5,17.4,16.9,13.7,9,8.3
1950,6.2,7.5,9.2,9.3,12.3,15.5,16.1,15.9,14.5,11.9,8.8,4.5
1951,6.7,6,6.6,8.6,9.9,14.7,16.1,15.1,15.2,11.4,9.7,7.9
1952,5.4,5.2,8.7,10.1,13.3,14.7,16.1,16.5,12.6,11.7,7.5,6.2
1953,4.2,4.9,7.5,9.2,12.8,13.5,15.4,16.7,14.4,12.2,9.3,9.8
1954,5.8,5.6,8.1,8.6,11.1,13.3,14,14.8,14.2,13.6,9.2,8.7
1955,6.2,5.1,4.5,10,10.9,14.6,16.9,18.8,15.2,11,8.5,9.4
1956,6.8,1.7,7.9,7.9,11.4,12.8,15.5,14,15.1,11.7,8.1,7.9
1957,6.7,8.1,10.9,9.5,11,14.9,16.3,16,14.1,12.7,7.8,6.3
1958,6.3,8.3,6.5,8.4,11.8,13.8,15.3,15.7,16,12.1,8.5,7
1959,5.9,6.6,8.8,10.1,12.1,14.5,17,17,16.7,13.9,9,8.4
1960,6.5,6.2,9.2,9.4,13.1,15.9,15,15.5,14,11.7,9.7,6
1961,6.6,8.9,8.7,11.2,11.8,14.3,15.5,16.1,16.2,12.4,7.8,6
1962,7,5.9,4.8,8.7,10.5,13.7,15.3,15.6,14.3,12.4,7.6,5.1
1963,1.6,2.6,7.8,8.7,10.3,13.9,15.3,14.6,13.8,12.4,10.3,4.5
1964,4.1,6.2,6.5,8.8,12.8,14.1,16.1,15.7,15.6,10.8,8.5,6.5
1965,5.8,3.6,7.9,9,11.8,13.7,14.6,15.5,12.7,13.2,7.8,8.5
1966,6,9.2,7.6,10.4,11.5,14.7,15.1,15.9,16.2,12.2,7.3,8.6
1967,6.8,6.8,7.5,8.7,10.6,14,16.3,15.9,14.2,12.7,7.9,6.9
1968,7.3,5.2,7.5,8.8,10.5,14.3,15.6,16.2,14.8,14.3,9.3,6.9
1969,7.7,4.3,7.2,9.1,11.6,14.2,16.7,16.1,15.1,14.1,8.4,6.5
1970,7,6.5,5.8,8.2,11.9,15.7,15.2,15.9,15.8,11.8,10.4,5.1
1971,6.7,6.2,5.6,9.2,11.4,13.1,17.7,16.2,16,13.5,8,7.1
1972,5.6,6.9,8.1,9,10,11.7,15.3,15.2,13.1,11.7,8.7,7.7
1973,5.6,6.1,6.7,8.1,12.1,14.7,15.7,17.4,15.6,11.4,9.1,7.2
1974,8,7,7.1,8.8,11,14.4,15.1,15.5,13,9.3,9.3,9.2
1975,8.3,7.7,6.3,8.6,10.7,14.9,17.2,17.8,14.1,11.4,8.9,5.9
1976,6.8,6.5,7,8.5,11.9,16.5,17.4,17.9,14.4,11.9,8.6,5.2
1977,5.3,7.8,8.7,8.2,10.7,12.5,16.3,15.7,13.9,13.4,8.6,8.1
1978,5.9,6.6,8,7.8,11.9,13.2,14.9,15,14.9,13.1,10.2,7.7
1979,3.2,6,6.9,8.9,10.3,14.3,16.4,15.5,14.4,13,9.1,8.3
1980,5,8.1,6.7,9.4,11.2,13.9,14.8,16.5,15,11.3,7.5,7.2
1981,7.3,5.1,9.4,9.4,11.4,13.8,15.8,17,15.7,11.5,9.5,6.8
1982,7.5,7.4,7.8,9.4,11.8,15,16.7,16,15.8,11.9,9.7,7.3
1983,8.1,4.4,7.8,8.1,10.6,14.9,19.6,17.6,15.5,12,9.7,7.7
1984,6.9,5.9,6.1,10.7,9.9,14.4,17.3,17.2,14.7,12.8,9.9,7.7
1985,3.5,5.9,6.6,9.8,11.5,14,16.6,15.4,16.1,12.4,7.1,8.8
1986,7.1,1.3,6.9,6.4,10.9,14.4,15.7,14.2,12.8,13.1,9.3,8.5
1987,1.8,6.1,6.7,11.3,10.9,13.2,16.2,16.4,15.9,11.6,8.4,7.6
1988,7.8,6.6,8.1,9.9,12.3,14.9,14.8,16.1,14.6,13.1,8.6,9.4
1989,7.5,8.1,9.7,8.4,14.5,15.8,19.1,17.6,16,13.9,8.9,7.5
1990,8.6,10.3,9.1,9.4,14.8,14.1,18.3,18.4,15.5,13.3,8.5,5.9
1991,5.6,4.4,8.8,8.8,11.2,13,16.2,17.3,16.4,11.3,8.9,5.8
1992,5.2,6.5,8.3,9.2,13.8,15,16.9,16.4,14,10.2,10.7,6.8
1993,8.7,5.9,8.1,10,12,15.3,15.4,16,13.7,10.4,6.5,8.6
1994,7.8,7.4,9.3,8.9,12,14.8,17.1,16.7,13.8,12.6,11.5,9.4
1995,8.1,9.2,7.7,9.4,13.1,14.8,18,18.4,14.3,14.7,9.2,6.5
1996,7.8,5.5,7.5,9.5,9.9,15.7,16.7,16.4,14.3,13.2,8.7,5.2
1997,3.9,8.9,9.9,10.4,13.2,14.3,16.6,18.7,16.2,13.5,10.3,8.1
1998,6.7,8,9.2,8.8,13.5,14.9,15.5,16.7,15.5,12.7,7.9,8.2
1999,8.2,7.4,8.4,10.4,13.6,14.5,17.7,17.3,16,12.2,9.4,8
2000,6.3,8.7,7.7,8.8,12.6,15.4,15.9,16.9,15.8,11.8,8.8,8.7
2001,6.4,7.2,8.9,9.5,12.5,15,16.8,17.2,14.3,14.5,8.6,5.2
2002,8,9.1,9.4,9.9,12.1,14,15.7,16.3,15.4,12.8,10.7,8.5
2003,5.8,6.4,9.7,11,12.3,16.3,17.6,19,15.7,11.2,10.2,7.4
2004,7.8,6.5,7.1,9.5,12.3,16,15.9,17.4,15.8,12.4,9.8,6.8
2005,8.1,5.2,8.7,10.1,12.1,16.5,17.4,16.7,15.6,14.4,8.5,6.1
2006,5.4,5.2,7.2,9.6,12.4,16.3,19.3,16.4,17.2,15,10.5,8.1
2007,8.7,9.2,8.4,12,12.5,15.3,15.7,16.2,14.5,12.3,9,7.1
2008,8.2,7.9,8.3,9.3,14,15.1,16.3,16.3,13.9,11.4,9.3,5.5
2009,5.3,5.9,8.2,9.8,12.6,16.1,16.6,16.7,14.8,13.7,10.8,6.5
