1901,0.8,4.5,7.4,9,11.7,15.7,20.1,20,17.1,12.7,7.4,5.6
1902,3.1,5.3,5.1,8.8,11.8,16,19.6,20.3,17.7,13.6,5.8,2.4
1903,2.3,3.2,5.3,7.9,12.6,15,18.7,19.9,16.1,12.5,7.3,5.3
1904,2.2,5.4,4.3,8.2,12.7,16.8,19.9,19.6,15.6,12.4,5.4,2.7
1905,0.2,0.6,4.4,8.5,12.8,15.7,20.1,21,18.2,12.2,9.9,3.9
1906,2.5,2.9,6.6,7.8,11.1,15.8,19.8,18.9,16.4,11.3,8.2,3.6
1907,-0.1,1.6,1.8,6.9,14.1,16.3,19.5,19.4,15.5,13.9,7.3,4.6
1908,2.1,2.9,4.6,7.2,14.9,17.2,19.3,19.9,15.4,10.6,5.8,2.8
1909,0.7,0.6,5.8,8.5,13.1,17.1,19.9,20,17.9,12.1,8.2,5.6
1910,2.1,4.3,3.3,8.1,11.2,15.7,19,20,15.9,11.9,7.6,5
1911,1.3,0.2,4.2,7.4,11.4,16.7,18.7,20.4,16.5,12.6,8.7,4.1
1912,1.2,4.7,6.6,7.7,12,17.2,19.2,19.7,15.8,11.6,7.4,4.6
1913,2.6,1.4,5.6,8.4,11.4,16,18,18.6,17.7,12.7,8.1,3.4
1914,2.2,3.7,6.3,8.6,11.7,15.4,18.8,19.4,15.4,10.5,6.4,4.7
1915,4.8,3.3,5.7,8.1,11.9,17,19.8,19.7,15,12.6,8,6.4
1916,2.3,3.8,7,8.5,13.3,19.6,21.3,18.9,15.6,13,9.1,6.8
1917,4.2,3,5.9,8.2,11.1,16.7,20,21.4,17.2,13,8.4,1.6
1918,3.1,2.8,4,8.8,13.1,15.9,19.9,19.5,18.9,13.8,7.8,4.6
1919,4.4,4.3,6.5,9.2,10.4,16.2,19.3,19.1,16.8,13,8.7,3.7
1920,3.3,1,5.9,9.6,13,16.7,20.2,20.4,16.4,10.6,5.3,3.5
1921,3.9,1.4,4,7.3,13.5,14.6,20.6,21.1,16,11.1,7,4
1922,2.8,3.6,7.8,9.6,12.8,18,20.8,21.5,17.6,14,6.3,3.1
1923,2.6,4.2,5.6,8.3,13.6,15.6,19.5,19.9,17.9,13.3,10.9,5.6
1924,0.2,3.7,5.1,10.4,14.2,17.9,20.7,20.5,19.3,12.5,7.1,3.4
1925,1.8,4.8,5.4,8,12,15.8,19.9,20.9,18.1,13,10.3,4.9
1926,4.3,5.2,5.8,9.7,13.1,17.3,19.1,18.9,17.7,14.2,11.6,5
1927,3.7,1.8,7.5,9.4,14.3,19.3,21.5,21.7,18.9,13,10.2,5.7
1928,3.6,1.5,3.6,10.4,12.8,18.1,21.3,22,18.8,13.2,9.8,3.2
1929,1.4,-0.3,3.7,8.2,15,17.6,20.1,21.5,15,12,9.4,5
1930,3.4,2.8,6.7,9.5,12,16.9,20.5,20.7,17.5,12.2,8.6,5.6
1931,4.3,3.1,6.3,7.5,12.8,18.7,21.6,21.7,17.3,12.4,7.5,3
1932,1.8,0.9,4.5,8.6,12.8,17,20.5,20.2,19,15,7.7,5.3
1933,2.2,4.1,4.1,7.5,11.3,15.1,19,19.8,15.4,13.2,10.5,3.7
1934,2.7,1.4,6.9,10.3,13.9,17.5,20.5,20.9,17.1,13,9.9,5.3
1935,2,4.1,4.1,9.1,13.2,18.7,20.3,20.6,17.5,14.6,8.2,6.2
1936,6.4,4.9,6.9,10.2,11.7,15.9,21,20.4,16.5,12.5,8.1,3
1937,2.2,5.2,7.6,9.3,13.3,18.2,21.2,21,18.3,13.1,9.6,4.8
1938,2.8,2.3,5.2,7.4,12.5,18.3,21.5,21.4,16.7,13.7,8.3,4.8
1939,4.6,3.5,3.9,9.5,12.4,15.8,21.7,20.6,17.7,14.7,8.4,5.2
1940,1.5,4,5.1,8.2,11.3,15.7,20.2,19,16.9,13.7,9.3,2.7
1941,4.2,5.5,6.2,10,12.9,17.3,21.2,20.9,14.7,11.4,6.6,2
1942,0.3,3.3,5.1,8.9,14.3,18.6,19.7,20,18.2,12.4,7.4,4.3
1943,1.2,3.2,3.2,8.5,12.6,16.8,20.5,21.4,18.6,14,10.8,5.5
1944,1.9,3.3,4.3,9.6,12.6,18.2,20,18.8,17.5,13,8.3,3.5
1945,1.5,2,4.7,9,16.6,18.8,21.4,22.4,17.6,11.4,7.7,4.5
1946,2.5,2.9,5.3,9.3,13.7,18.7,21.3,22.5,19.4,11.9,10.2,3.2
1947,0.4,5,9,10.9,13.7,18.1,20.8,20.9,17.3,11.6,8.8,5.7
1948,5.3,2,4,8.5,13.6,16.2,19.2,20.9,16.5,13.3,7,0.9
1949,2.3,1.7,2.9,7.9,13.6,16.7,19,18.3,15.5,11.4,8.6,5.2
1950,1,4,5.2,9.9,13.4,18.3,21.7,20.8,18.1,11.9,8.1,6.2
1951,4.2,4.9,6.5,9.8,13.9,18.2,20.4,21.1,17.6,10.3,8.6,3.9
1952,3.7,2.9,5,10.9,13.5,18.2,20.6,22.8,18.9,13.1,8.5,6.2
1953,2.7,3.6,3.5,9.6,12.3,17.2,21.3,20.4,17.2,12.3,6.1,2.7
1954,1.9,3,6.1,7.6,11.6,18.7,20.5,20.6,18,12.6,8.1,4.5
1955,5.7,6.4,6.1,7.8,14.3,17.8,20.3,19.3,16.7,12.3,7.7,4.7
1956,3.3,2,2.6,8.3,12.4,16.9,20.8,21.6,17.7,11.9,8.7,3.4
1957,2.5,4.8,5.3,9.1,11.8,18.5,20,20.9,16.8,13.5,8.7,3.9
1958,3.1,5.1,5.7,8.4,14.5,17.4,20.4,21.7,16.1,12.4,8.8,6
1959,2.8,1.6,6.6,9,13.3,16.3,19.8,20.3,15.7,10.2,8,6.1
1960,3.9,4.6,5.5,9,13.7,17.3,19.7,20.4,16.4,13.8,10.3,7
1961,3.4,2.6,6.5,10.8,13.6,17.6,20.5,20.5,16.8,12.2,10.3,5.3
1962,4.5,2.9,6.6,9.6,14.1,17.7,20.7,22,18,12.9,10.3,4.3
1963,3.6,4.8,5,9.2,12.6,18,21.8,22,18.4,12.4,10,6.3
1964,1.4,3,6.4,9.1,12.8,18.1,20.2,20.2,16.3,12.9,8.7,5.4
1965,3.4,1.6,5.8,8.2,12.3,18.1,21,19.3,17.5,11.6,9.3,5.5
1966,2.9,5.9,5.4,10.1,12.6,17.3,20.4,21.3,17,15,9.4,4.6
1967,2.6,2.5,5.8,8.8,13.6,16.4,20.5,21.6,17.1,13.1,8.6,5.1
1968,1.6,4.6,5.1,11,16.2,17.8,21,19.2,16.6,11.6,8.7,4.5
1969,2.5,4.9,5.6,8.1,15.2,17.7,19,20.1,18,12.2,9.7,5.1
1970,4.8,4.7,6.3,10.2,12.2,17.6,20,20.7,17.1,11.5,8.4,4.9
1971,4.4,2.5,4.6,8.3,14.4,17.4,18.7,20.7,15.3,10,6.9,3.2
1972,3,3,5.1,9.2,12.9,17.8,19,19.2,16.3,9.3,7,2.8
1973,2.1,3.2,3.6,7.2,13.8,17,20.2,19,17.1,12,6.6,5.1
1974,1.6,3.5,5.1,7.2,11.8,16.9,18.7,19.5,16.2,12.1,6.4,2.3
1975,1.5,1.5,5.8,8.7,13.1,16.5,19.6,18.7,17.8,11.4,6.7,3
1976,2.1,1.9,4.6,8.1,13,16.7,18.9,17.3,15,11.5,7.1,4.1
1977,2.3,5.1,5.9,8.6,14.3,17.9,20.5,20,16.1,10.7,9.2,2.6
1978,2,4.1,5.7,7.9,12.6,17.5,19.8,18.7,14.5,10.8,5.4,4.9
1979,2.3,4,6.6,7.6,12.7,18.1,19.4,19.2,16.5,11.4,7.1,4.3
1980,1.4,2,4.9,7.2,11.4,16.5,19.4,20.1,16.3,12.6,9.5,4
1981,0.5,2.3,6.5,9.2,12.1,18.5,19.2,20.1,16.7,13.5,5.4,5.2
1982,2.9,1.3,3.9,7.9,12.5,18.2,19.5,20,17.8,12.4,6.8,3.9
1983,1.8,0.7,4.7,9.5,14.3,15.8,20,19,16.2,10.9,7.3,4
1984,3.3,3.1,4.5,7.1,13.7,16.7,19.2,18.3,16.6,13.3,8.1,3.7
1985,3.3,2.2,4.9,9.5,14.3,17.8,19.7,20.2,16.4,9.9,8.7,4.9
1986,3.1,3.5,5.5,9.7,13.6,17.5,20,20.8,17.1,11.4,6,2.2
1987,3.5,3.7,1.9,7.6,11.4,17.3,21.1,19.7,18.5,11.4,7.3,4
1988,4.2,2.7,4.4,8.8,13.9,17.9,22,20.8,16.6,11.2,4.9,3.1
1989,1.1,3.1,6.6,10.4,12,16.2,19.7,19.8,16.5,9.9,6.9,3.8
1990,1.2,3.9,6.3,9.3,13.3,17.5,20.8,19.6,16.5,12.6,9.1,3.9
1991,1.5,2.5,6.2,7.5,10.4,17.2,18.8,18.9,16,12.2,7.2,0.5
1992,1.6,0.8,3.9,8.4,12.3,16.8,18.4,20.9,15.4,13.7,8,2.3
1993,1.8,0.5,3.8,8.7,13,18.1,20,20.3,16.5,13.2,6.9,5
1994,4,3.4,5.9,9.4,14,16.9,20.2,21.5,18.5,13.6,7,3.1
1995,2.7,4.2,4.5,7.7,12.7,18.6,20.5,19.5,16.5,10.6,5.4,4.9
1996,2.4,2.4,2.9,6.7,13.8,18,19,20.1,15.2,9.7,7.7,4.4
1997,3.2,4.6,4.2,5.4,13.3,18.2,19.6,18.2,15.6,11.2,8.1,3.9
1998,3.3,4.4,3.2,9.4,12.9,18.5,21.5,22.2,16.7,12.8,7.8,4.4
1999,3,2.4,5.1,9.5,14.6,18.6,20.8,21.3,17.1,14.1,8.5,5.7
2000,0.4,3,5.1,10.2,14.8,19,21.5,20.7,17,11.8,9.7,4.9
2001,4.4,3.2,8.4,8.9,13.8,17.9,21.6,21.6,17.3,13.5,7.4,1.8
2002,1.8,5.2,6.5,8.8,14.1,18.9,21.6,20.2,15.7,12.1,8.8,3.8
2003,4.8,-0.1,3.7,7.7,15.3,19.4,21.7,22.1,17.4,13,8.6,3.7
2004,1.4,3,5.7,9.2,12.5,17.9,21,20.5,16.9,13.6,7.8,5.1
2005,2.7,1.5,5.6,8.5,13.9,17.5,21.1,20.6,17.1,11.3,7,4
2006,0.8,2.9,5.5,9.7,14.2,17.8,21.4,21.4,16.7,12.1,6.2,3.7
2007,3.9,3.5,6.3,9.8,14.2,19.5,22.3,21.5,16.4,12.2,7.2,2.4
2008,2.4,2.7,7,9.3,13.8,19.4,21.3,21.6,16.3,11.8,8.6,4.2
2009,4.1,2.2,4.8,9.4,14.4,18.6,21.4,20.9,16.5,11.9,7.8,5.8
