1901,3.4,0.2,5.2,8.8,10.2,16.1,17.7,18,16.1,9.5,4.6,2
1902,2.1,5,6.1,9.3,9,14.3,18.1,17.4,14.7,10,6.2,4.5
1903,2.5,4.3,5.8,7.1,10.8,14.3,17.9,19.3,15.2,12,7,3.7
1904,4.6,5.6,4.3,8.1,12.4,15.7,18.9,19.4,14.1,10.6,4.5,5.1
1905,2.6,2.1,7.7,9.2,10,15.7,18.7,18.3,14.6,9.2,5.3,2.7
1906,4.2,3.9,4.4,6.5,10.3,15.2,17.5,18.6,14.9,11.2,5.7,4
1907,2.9,3.1,4.6,8.2,9.9,14.9,16.5,18,14.7,10.6,5.9,6.1
1908,4,4.7,4.5,6.9,11.9,13.8,16.9,17.8,15.6,12.6,7.3,4.7
1909,2.1,1.4,6.1,8.1,11.3,13.2,16,18.3,13.8,11.4,6.4,5.6
1910,3,7.1,5.9,8.6,11,15.7,17.4,18.6,15.1,11.7,7.9,5.3
1911,1.6,4,6.2,6.8,11.8,15.5,19,19.7,17,11.2,7.1,6
1912,4.2,6.8,8.1,8.3,12.6,15.3,17.8,17.8,13.9,10.4,5.1,3
1913,5.3,4.5,6.5,8.3,11.8,15.2,17.3,18.2,14.9,11.2,9.2,4
1914,1.4,5.5,7.8,8.5,10.7,13.1,17,17.2,15.6,11.1,5.8,4.9
1915,4.3,3.7,5.3,7,11.7,15.7,17.3,18.7,14.6,10,6.3,6.1
1916,4.3,5.7,5.2,8.4,11.7,13.9,17.2,19.3,14.8,11.3,7,5.6
1917,3.7,4.6,5.3,6.2,11.9,14.7,17.6,17.7,16.1,9.5,6.5,2.3
1918,3.6,4,5.3,7.2,11.5,14.2,17.2,16.9,14.8,9.2,6.1,5.1
1919,2.2,5.4,6.3,6.9,10.1,13.6,16.7,17.3,16.3,9.2,4,4
1920,3.9,3.7,5.1,8.3,10.8,14.1,16.4,16.5,14.1,10.8,5.5,3.2
1921,3.8,4.4,5.5,7.6,11,14.9,18.3,18.6,17.4,13.3,6.4,5.2
1922,4,5,5.9,9.2,11.8,14.7,16.5,18.1,13.4,11,5.6,2.8
1923,4.6,5.2,7.9,9.7,14,15.5,18,19.6,14.4,12.6,6.2,4.6
1924,4.1,2.6,6.3,9.2,14.4,16.3,18.9,17.2,15.7,12.1,7.3,3.7
1925,1.8,4.3,3.3,8.1,10.6,14.3,16.7,17.2,14,10.3,4.7,3.6
1926,4.4,6.9,7.2,9.1,11.1,14.1,17.4,18.1,17.7,12.6,6.9,3.7
1927,4,3.5,7.2,9.2,12.3,14.9,18.1,19,15.2,10.9,5.8,4.9
1928,3.1,5,6.6,8,10.2,15.3,19.1,19.5,16.7,12.1,7,3.9
1929,1.1,4.1,5.3,7.8,11.2,16.7,18.7,18.3,16.7,11.4,7.4,6.1
1930,6,2.7,6.3,8.3,12.2,16,18.2,19.1,16.6,13.6,8.9,6.5
1931,4.6,4.7,5.9,9.5,12.2,17.1,18.6,19.5,14.7,11.6,7.4,3.2
1932,3.3,1.9,7.5,7.9,11.9,14.6,16.8,18.5,16.7,11.3,8.5,6.4
1933,3.5,4.8,6.8,9.7,12.8,13.9,18.5,20.6,17.2,12.6,5.3,2.5
1934,3,3.5,5.8,8.2,13.2,16.7,19.4,18.3,17,12,4.6,7.4
1935,2.8,3.7,6.1,8,9.6,15.2,18.8,18,17,10.5,6.8,6.2
1936,6.3,7.1,7.2,9,10.7,13.9,17.2,17.7,16.3,8.7,6.8,3.1
1937,4.6,7.4,6.9,9.9,12.5,17.1,19.1,19.9,16.1,11.7,9.3,5.2
1938,3.1,2.2,4,6.7,9.8,14.2,16.9,17.8,14.5,11.8,8,4.9
1939,6.2,3.3,4.3,8.1,9,13.4,16.1,16.8,15.5,10.5,6.7,3.8
1940,2.6,5.5,7.2,8.2,11.6,13.9,16.6,17.8,15.7,10.2,7.2,2.7
1941,3.8,5.8,6,8,10.1,15.5,18.5,18,15.6,11.6,6.3,4.3
1942,4.1,3,7,10,13,17.5,18.2,19.1,16.7,13.7,7.7,4.8
1943,5.1,4.8,6.8,10,13.7,16.9,19.2,20,18,12.3,7.5,4.7
1944,2.6,3.2,4.8,10.3,12.6,16,18.5,19.6,16.9,10.9,8.9,5.8
1945,1,4.3,5.2,10,12.6,16.9,19.4,18.5,17.8,12.3,8.4,6
1946,2.3,4.4,6.4,9.7,12.3,15.5,18.6,19.8,17.8,13.3,7.1,4.5
1947,2.6,4.8,8.1,8.2,12.5,17.6,20.3,20,17.1,13.4,9.5,4.3
1948,5.7,4.4,6.6,9.3,13,15.7,16.6,19.4,16,12.5,7.4,5.9
1949,4.6,4.1,5.2,9.5,11.3,16.1,19.8,20.3,18.9,13.2,8,5.9
1950,3.5,5.3,5.5,7.6,12.3,17.3,20.4,19.9,15.9,12.3,9,3.8
1951,3.9,4.8,6.5,7.5,11,15.9,18.9,18.7,17.5,11.6,8.2,6.9
1952,2.3,3.7,8.1,9.4,13.4,18.3,19.9,20.5,16.2,13.3,8.7,5.4
1953,1.8,2.5,4.9,9.3,13.8,15.5,18.5,19.7,16.9,12.5,9.1,8.5
1954,3.4,3.5,7,8.5,12.4,15.7,17.8,18.2,16.9,12.6,9.6,7.2
1955,8.7,6,5,8.1,14,16.9,19.7,19.7,16.9,12.2,7.9,7.7
1956,5.4,1.1,5.5,8.5,12.7,14.8,18.6,19.4,17.2,12.4,6.6,4
1957,2.8,6.6,7.8,8,11.1,15.2,18.8,19.5,17,11.6,7.8,5.4
1958,4.6,5.4,7.4,7.6,12.8,16,18.3,19.8,19,12.6,9.2,7.6
1959,4.7,4.7,8.5,9.9,12.2,15.7,19.6,19.8,17.3,13,7.8,7.2
1960,4.7,5.6,8.7,9.1,13.3,17.5,19.3,19.7,16.8,11.6,8.3,4.9
1961,4.3,5.7,5.8,11.2,13.9,16.7,19.1,19,18,12.9,8.8,6
1962,5.1,4.9,6.7,9.4,12.3,15.4,19.5,20.6,18.2,14.4,6.2,4.6
1963,4,3.9,7,9.2,12,16.5,19.5,19.2,15.9,12.6,9.6,4.4
1964,3.5,5.3,7,8.3,14.7,16.8,19.9,19.5,18.9,12.1,7.3,4.9
1965,4,2.4,6.7,9.7,12.4,16.4,19.5,18.9,14.8,13.6,8.1,6.5
1966,6.5,8,5.6,10.5,12.6,16.1,18,19.5,17.1,12.2,6.5,6.5
1967,3.6,5.4,7.6,8,12.1,14.6,19.6,19.4,16.7,13.6,9.7,4.5
1968,4.7,5.8,6.5,9.6,11.8,15.7,19.2,18.8,17.1,13.5,8.9,7.9
1969,5.8,3.6,7.7,9.9,12.9,15.1,18.8,19.2,14.4,12.7,6.9,5.4
1970,5.8,4.8,5,8.1,12.2,17.2,18.8,19.9,17.7,11.6,9.1,3.8
1971,4.2,3.8,4.8,9.6,12.4,15.4,19.3,20.5,17.2,12.9,6.5,6.1
1972,4.8,6.5,7,8.6,11.1,15.5,18.9,18.1,14.7,11.7,9.9,4.3
1973,5.6,5,5.4,7.4,12.7,16.6,19,19.6,16.4,11.1,8.5,5.7
1974,5,6,6.8,8,12.5,16.2,18.3,18.7,16.5,9.4,7.7,5.7
1975,5.3,6.1,6.1,7.9,11.4,15.6,19.9,19.7,15.3,12.1,7.8,5.4
1976,2.5,5.1,5.6,7.7,12.3,16,18.4,18.7,15.5,11.2,5.6,7.3
1977,5.7,7,6.9,8.4,10.8,14.3,16.9,16.8,15,13.2,7.7,7.1
1978,4.8,6.8,6.8,8,11.7,14.6,16.8,18.9,16.5,12,7.3,7.4
1979,7.5,7,7.1,8.5,11.6,15.6,18.9,19.2,16.5,12.6,6.7,7.4
1980,4.2,6,7.2,7.7,11.6,14.9,16.4,19.9,17.6,11.4,6.9,4.1
1981,4.5,3.4,8,9.2,11.5,15.6,16.8,18.3,16.4,12.5,8.2,8.4
1982,7.4,6.5,6.8,8.7,12,17.6,20.4,19,16.9,12.2,9.1,6.6
1983,2.9,3.8,7.3,8.8,12.1,16.1,20.3,19.1,17.3,12.7,10.6,5.3
1984,5,5.4,5.5,9.3,10.8,14.9,19.3,18.2,15.6,11.2,9.3,5.3
1985,2.2,6.4,6.1,9.4,11,16.9,20.4,19.3,17.9,13.8,7.3,5.4
1986,5.7,5.4,6.2,7.7,12.8,16.1,19.1,20.3,17.9,13.2,8.3,5.5
1987,4.3,5.9,7.4,10.2,11.4,16.2,20,19.9,18.4,14,8.5,7.4
1988,7.4,5.1,6.8,9.1,12.2,15,18.2,19.7,16.1,12.6,8.6,5
1989,4.5,5.1,7.5,8,11.8,16.2,19.6,21.2,16.2,12.9,10.5,8.9
1990,5.4,8.1,7.2,7.9,12,16.7,19.3,20.5,18.8,13.7,8.5,4.7
1991,4.5,4.2,8.2,6.9,9.2,15,19.1,20.7,18.2,11.6,8.1,7.2
1992,4.1,3.6,7,8.6,12.9,13.7,18.1,20.5,17.5,12.6,8.8,7
1993,3.3,4.8,5.9,8.1,12.4,16,17.9,19.6,16.2,11.6,7.7,6.4
1994,5.1,5.6,6.7,7.8,13.2,16.8,20.2,22,15.3,13.6,10.6,6.4
1995,6,7,6.6,8.5,13.2,16.6,19.9,20.6,15.9,13.6,10.4,8
1996,7.9,5.7,7,10.1,12.8,17.1,19.2,20,15.5,11.6,9,7
1997,6.4,7.2,8.6,10.6,12.8,17.5,18.7,20.2,17.7,14.7,9.6,7
1998,6.3,6.6,7.9,9.7,13.1,17.4,20.3,20.2,18.2,12,8.2,4.8
1999,5.4,5.5,7.6,10,14.9,17.1,20,21.3,17.7,13.1,6.9,5.7
2000,2.9,7.3,7.5,10.2,14.1,16.8,19.8,19.6,16.7,12.8,8.8,7.7
2001,7.6,5.6,8.6,10.5,13.4,17.5,19.7,21,17.1,14.6,7.3,3.8
2002,5.7,6.7,8.8,8.9,11.7,17.3,19.1,19.1,17.3,13.3,9.9,8.4
2003,6,5.6,7.2,9.5,13,19.6,21.5,21.9,17.7,13.6,10,6.8
2004,7.1,5.2,6.7,8.6,11.7,17.5,19.8,21.4,18.8,14.2,8.1,7.6
2005,4.2,4,7,9.9,13.9,18.8,20.4,20.2,16.9,14.6,8.7,5.2
2006,5.1,4.6,9,10.9,13.7,17.2,21.5,20,18.1,15.2,11.1,6.4
2007,5.7,7.9,7.7,10.2,13.5,17,19.6,19.7,17.1,13,6.8,6
2008,6,7.1,7.8,9.9,12.9,16.3,19.8,20.3,17,12.8,7.5,5.9
2009,5.2,5.5,6.4,8.5,13.1,18,20.3,21.4,17,14.1,10.4,6.8
