1901,3,1,4.3,8.3,11.4,14.6,17,17.1,13.9,8.9,4.4,2.8
1902,3.5,3.5,6.7,8.1,9,12.1,16.4,15.6,13.7,9.4,6.7,4
1903,3.8,5.6,6.2,7.5,9.7,12.4,16.1,16.3,13.6,10.7,7.3,2.7
1904,3.1,4.2,4,8.5,11.4,13.6,16.7,16.6,12.8,11.4,5.8,5.6
1905,2.4,3.1,6.5,8.2,10.1,12.7,17.1,15.3,13,8.3,4.7,4.1
1906,4.7,3,5.2,6.8,10.2,14.3,16.4,17.4,15.4,10.8,6.6,3.2
1907,2.5,2.5,6.5,7.2,9.6,12.6,14.9,16.3,15.6,9,6.8,6.3
1908,3.1,4.4,3.9,6.2,11.9,13.7,16.1,16.3,13.5,11.6,7.4,4.7
1909,2.7,2.3,4.1,9,11.2,11.4,15.6,16.4,12.9,10.7,5.5,5.2
1910,3.6,5.3,5,6.6,9,13.1,14.8,15.6,14.3,10.4,6.6,5.8
1911,0.9,4.2,4.7,6.2,10.4,13.2,19,17.8,17,9.7,6.2,6.4
1912,4.2,6.5,6.8,8.3,11.9,12.2,14.2,14.3,13.1,9.3,6,4.8
1913,5.4,4,6.1,6.9,10.2,13.6,16,16.2,14,10.4,8.2,3.7
1914,1.5,5.7,6.1,9,10.4,12.6,14.8,16.4,15.2,10.2,5.9,5.1
1915,3.2,3.8,5.8,6.7,11.3,13.9,15.3,16.4,14.3,9,5.6,6.8
1916,5.2,3.7,3.9,7.3,10.8,11.8,15.4,17,14.3,10.8,6.4,4.8
1917,1.5,2.2,3.8,6.1,11.5,14.1,16.2,14.7,14.7,8.8,7,1.2
1918,4.6,5.1,5.3,6.1,11.2,14.1,16.2,17.1,13.2,8.1,6.2,5.9
1919,3,5.2,5.3,6.6,11.3,15,15.3,17.6,15,8.6,4.7,4.9
1920,3.9,5.8,6.5,8,11.4,13.3,14.7,15.2,14.4,10,6.2,4.6
1921,5.2,4.1,5.9,7.6,10.5,15.1,18.4,16.1,15.4,13.5,6.2,4.7
1922,4,5,5,6.6,13.7,13.5,14.4,15.6,12.8,9.3,6.6,4.2
1923,3.2,5.6,6.9,6.4,9.8,13.6,16.9,16.8,14.3,11.6,4.6,3.8
1924,4.8,2.2,6.5,7.8,10.9,13.6,15.5,15.2,13.4,10.7,6.3,4.7
1925,4.6,3.8,3.8,6.7,9.1,14.8,15,16.2,13.4,11.4,4.8,5.7
1926,5.5,7.7,7.1,8.5,10.1,13.9,17.3,19.1,17.9,12.1,6.7,3.2
1927,3.7,4,6.7,10,12.7,14.9,15.9,15.8,13.7,12.1,6.1,5.4
1928,4.1,6.2,6.8,7.4,10.1,14.9,18.8,17.5,15.6,11,7.3,2.9
1929,2.6,5.5,7.5,9,10.6,15.4,17.9,17.2,16.2,10.7,7.8,6.7
1930,4.9,2.6,7.2,7.1,11.5,15,15.3,17.5,15.7,12.8,8,6.9
1931,4.3,4.6,7.8,8.6,11,16.4,16.3,16,13.2,11.9,7.8,3.5
1932,4,2.4,6.7,6.6,10.5,13.8,15.3,18.4,15.5,10,8.1,6.3
1933,3.1,3.9,7.1,10.4,13.2,13.5,18.3,20.2,15.8,10.8,6,2.1
1934,3,3.5,4.5,7.4,12.7,16.3,18.7,15.9,16.7,12.3,4.3,7.3
1935,2.6,4.1,6.4,7.4,8.6,12.6,17,16.7,14.7,9.2,5.2,4.9
1936,6.6,5.1,6.1,7,9.7,12.5,14.6,17.4,14.8,8.7,5.8,3.3
1937,4.1,6.1,4.4,8.5,10.7,13.2,16.6,17.5,14.3,10.5,7.1,3.6
1938,4.2,3.9,8.3,8.4,9.6,14.6,15,16.1,13.4,10.7,8.9,3.4
1939,5.2,4.9,5.6,7.6,10.3,13.2,14.8,15.8,14.9,9,7.5,3.7
1940,3.7,6.4,8.9,9.2,11.4,14.7,16.5,18,15.3,10.2,6.9,3.2
1941,2.8,5,6.9,7.3,7.8,14.7,16.9,16.5,16.4,11.6,6.3,3.6
1942,3.9,2.4,7.7,8.9,11,15.3,16.7,16.8,15.2,12.4,6.4,4.8
1943,1.5,4.8,6.8,10.9,13.2,17.2,17,18.5,14.6,11.1,6.3,5.1
1944,2.7,2.5,6.1,9.6,11.8,14.6,16.7,17.9,15,8.6,7.5,4
1945,1.3,6.5,8.3,11,12.1,16.3,17.6,16,16.6,13,8.3,6
1946,3,5.1,6.2,8,8.5,13.7,17,16.6,15.2,12.5,7.4,3.6
1947,3.2,3.6,7.3,10.2,11.1,16.2,18.8,18.3,15.5,12.4,9.6,3.9
1948,5.7,5.5,9.9,8.2,10.4,15.2,16.5,17,16.3,12,8.9,6.4
1949,4.7,5.8,6,10.2,10.2,15.2,18.3,18.8,15.7,12.1,7.5,5.3
1950,3.8,5.5,7.2,8.2,10.6,15,17.5,16.4,14.7,11.1,8,2.9
1951,4.3,3.7,5.8,8,8.1,14.5,17.3,15.8,15.7,10,7.5,5.7
1952,2.5,4.2,8.5,8.5,11.9,15.6,16.3,16.3,12.3,11.6,7,4.5
1953,2.4,3,6.1,8,12.7,13.3,16.3,18.4,14.8,10.3,7.8,7.7
1954,2.4,3.4,6.1,6.9,10.6,13.2,15.8,15.6,14.9,12.4,8.4,4.9
1955,6.3,4.2,4.7,10,12.3,14.5,17.4,18.4,15.1,10.9,7,6.4
1956,5.1,1,6,7,10.7,13,15.7,15.4,14.4,10.5,5.3,3
1957,1.8,6.4,9.4,7.3,9.7,13.9,16.6,17.2,15.1,10.8,5.4,3.3
1958,4.6,6.1,6.1,7.1,11.6,13.1,15.8,16.4,16.6,10.5,6.5,5.6
1959,5,4.5,7,8,10.6,14.4,17.6,16.9,15.1,11.4,6.8,5.9
1960,4.1,4.8,7.3,8.3,12.1,15.9,15.6,15.6,14.4,9.1,7.6,3.7
1961,3.6,7.7,8.4,9.6,12,14.8,16.2,16.7,16.2,10.8,6.8,5.3
1962,4.8,4,5.1,7.7,10.7,14.6,16.3,17.7,15.9,12.2,5.1,3
1963,2.4,2.1,6.3,7.3,10.1,13.7,16.9,15.5,13.7,12.3,8,3.2
1964,2.5,4.9,5.5,7.7,13.8,14.2,17.6,16.9,16.7,9.7,6.4,3
1965,3.3,2.2,6.7,7.8,12.3,15.3,15.5,16.8,12.7,11.9,6.6,5.9
1966,6.1,7.3,5.8,8.4,11.4,13.8,15.8,16.7,16.7,10.2,5,4.5
1967,3.5,5.2,7.3,7.1,9.1,13.3,17.9,16.5,14.3,12.4,7,3.9
1968,4.3,4.8,5.8,7.8,9.7,14.8,16.6,16.7,14.6,13.9,8.1,5.5
1969,5,2.7,5.7,7.7,10.3,13.1,17.8,16.9,13.2,12.3,6.2,4.2
1970,5.8,4.6,4.1,7.4,10.8,15.1,17.3,16.4,16.6,10.1,9.3,1.8
1971,3.1,4.6,3.6,8.4,9.8,12.5,17.3,16,15.4,12.9,5.4,4.9
1972,2.7,4.9,6,7.3,9.2,12.8,16.5,15.5,12.6,10.3,8.1,5.2
1973,3.1,4,5.3,7.3,10.9,14,16.1,18.3,15.1,10.4,6.9,3.7
1974,5.6,4.6,5.9,7.2,10.5,14.2,16.3,16.3,13.4,7.7,7.1,4.8
1975,5.6,5.7,4.3,7.8,9.4,14.4,17.7,17.5,13.9,11.7,6.7,2.6
1976,2.6,5.1,6.2,7.2,12,16.7,17.4,17.4,13.6,9.8,6.1,5.1
1977,3.8,6.4,7.1,7.9,9.2,11.7,14.5,15.3,15.7,12.1,6.8,6.9
1978,3.6,5.7,6.8,6.8,9.5,12.3,16.1,17.5,16.3,11.4,7.6,6.7
1979,4.5,5.4,5.2,6.9,10.4,15,17.5,16.8,15.5,11,6.6,5.8
1980,3.7,6.1,5.9,7.2,9.3,13.3,15.6,17.4,16.5,10.8,6.4,3.5
1981,3.5,3.3,8.4,7.9,9.9,15.2,16.8,18.1,15.9,11,8.5,6.2
1982,6.1,5.8,6.1,9.6,11.6,15.5,18.1,17.5,15.8,10.6,6.9,5.5
1983,4,3.2,7.3,7.6,8.5,14.9,18.4,16.9,16.7,12.1,10.1,5.3
1984,4.9,4.5,4.5,10.7,7.9,13.8,17.5,16.6,14.4,11.5,8,5.8
1985,2.1,6.3,6,8.6,9.7,14.6,18,16.8,17.8,12.5,6,5.3
1986,4.5,3.4,6.4,4.9,11.5,15.3,17.7,16.2,15.2,12.3,7.1,7.6
1987,2.8,5,6,9.6,10.4,14.3,17.1,18.7,17.8,10.8,7.5,6.5
1988,6.3,5,6.7,8.4,10.5,13.5,15.8,17.5,15.5,12.5,8.2,4.6
1989,3.9,6,8.6,6.7,13.6,15.8,19.1,18.5,15.2,13.1,9.3,8.3
1990,4.5,8.6,8.2,7.4,13,15.5,18.9,19,17.4,11.7,6.4,3.6
1991,3.9,4.1,7.3,7.3,10.2,14.9,17.9,19.4,16.9,9.6,7.3,4.9
1992,2.6,5,7.1,8.8,13.5,12.8,18.4,18.3,14.7,9.3,8.8,6.1
1993,3.8,4.6,6.6,8.1,11.1,15.2,17,18.3,13.5,8.7,5.9,6.5
1994,4.5,5.3,8.7,7.5,12.4,15.2,19,18.3,13.6,12,9.2,6.7
1995,5.6,6.8,7.3,9.6,13.2,15.7,18.7,18.6,13.5,14.1,9.1,6
1996,6.6,4.1,6.8,9.1,10.2,16.2,18.2,16.9,14.1,11.6,7.7,5.3
1997,4.2,7.7,10.2,10.7,12.1,13.9,16.6,18.8,17,13.7,8.5,6
1998,6.3,7.2,9.1,7.4,11.6,15.6,17.6,18.8,15.9,11,7.2,4.3
1999,4.6,4.9,7.1,9.1,13,15.4,18.8,18.3,15.8,11.6,6.1,5.3
2000,2.7,7.3,7.4,7.3,12.4,16.3,16.8,17.5,15.9,10.9,7,7.4
2001,5.6,5.6,8.9,8.6,11.9,16.6,17.2,18.6,14.8,13.2,6.1,2.3
2002,5.9,6.4,7.9,9,11,16.2,17.1,17,15.4,12,8.4,7.3
2003,4.2,4.1,8.7,9.4,11.9,17.7,18,19.8,16.6,10.3,8.4,5.5
2004,5.7,4.9,5.9,7.8,11.1,17.5,17.7,18,16.4,11.9,6.3,4.8
2005,3.5,2.7,7.3,9.5,12.8,18.2,18.5,18.3,15.6,12.7,6.9,4.5
2006,3.2,3.4,7.5,9.5,13.3,17.3,20.1,17.2,17.2,13.6,10,5
2007,5.1,6.9,6.6,10.3,11.7,14.7,17.1,16.9,15.2,11.2,6.4,4.4
2008,5.9,7.1,6.6,8.8,11.6,15.2,17.1,17.6,14.2,10.3,6.3,4.2
2009,3.7,4.9,7.6,8.1,12.9,16.8,18,19,16,13.4,9.3,5
