1901,15.4,13.7,18.3,21.6,23.5,29,30.7,30.4,27.6,21.3,17.2,14.3
1902,15.2,17.4,19.4,21.7,21.9,26.4,30.8,30.3,27.1,21.7,19,15.3
1903,15.2,16.4,19.2,20.8,22.3,26.4,29.8,30.6,27.3,24.3,19.7,15.2
1904,16.1,17.3,17.6,21,24.5,28,30.9,30.9,27.2,24.2,18.3,16.5
1905,14.9,14.7,20.2,22.2,22.3,27.2,30.7,30.3,26.8,21.9,17.4,14.7
1906,15.9,15.5,18,18.6,23,28.3,29.7,31,27.6,23.5,18.8,14.6
1907,14.4,14.9,18.5,20.5,22.3,27.5,28.9,30,27.2,21.2,17.7,17
1908,15.5,16.2,17,19.3,24.2,25.6,29.5,29.8,28.3,24,19,15.8
1909,13.8,14.1,18.3,21.3,23.4,25.7,28.9,29.5,26.4,24.1,18.4,16.8
1910,15.3,17.2,16.3,19.4,20.9,26.5,29.1,28.6,25.4,22.4,18.8,16
1911,12.8,16.5,16.6,19.2,21.9,25.3,29.9,30.8,28.7,22.1,18.1,17.4
1912,15.5,18.3,19.9,19.1,23.8,26.1,28.1,28.6,24.8,21.6,16.7,14.6
1913,16.9,16.4,18.1,19.7,23.2,26.9,29.3,29.3,25.9,23,19.6,15.2
1914,13.3,17.6,19.6,20.8,22.4,25,28.6,28.9,27.7,22.6,17.8,15.4
1915,14.2,15.2,17.7,18,22.4,26.9,30.6,31,26.7,21.1,17.7,16.1
1916,15,16,17.5,19.5,23.3,25.7,29,30.1,26.2,23.4,18.9,16.3
1917,13.6,15.1,16.9,18.1,22.7,26.6,30.4,30,28.4,22.3,16.9,12.1
1918,14.9,15.1,16.6,18.5,22.5,26.7,29.1,29.3,27.3,20,16.4,14.9
1919,13,16.6,17.3,18.9,22.2,26.3,28.6,29.9,27,20.4,16.1,13.5
1920,14.7,15.7,17.5,20.6,23.2,26.6,29,29,26.6,21.4,16.3,13.4
1921,14.6,15.4,18,19.1,21.8,26.6,30.4,29.8,27.9,24.3,17.4,14.5
1922,14.9,17,17.8,20.8,24.6,25.5,29,30.2,25.2,22.8,17.5,14.2
1923,12.4,16.6,18.2,18.1,23,24,30.8,31.9,25.8,25.4,17.8,13.1
1924,15.1,14.5,19.2,21.5,26.5,28.6,31.1,29.8,27.9,23.9,18.6,15.6
1925,14.3,16.1,15.4,19.4,22.2,26.5,28.5,30.1,26.5,22.7,16.5,16
1926,15.9,19.5,19.5,21.1,22.4,26.7,30,30.4,29.5,24.9,17.6,13.6
1927,15.8,15.6,19,21.2,24,27.8,29.4,30.4,29.2,23.9,18.2,16.1
1928,15.4,16.9,19.3,20.8,23,28.1,32.5,32.3,28.5,23.9,18.3,14.7
1929,12.7,15.2,16.8,20.4,22.2,28,29.8,28.8,27,22.1,17.4,16.3
1930,15.2,13.1,18,19,23,25.8,29.8,30.1,27.8,24.3,19.4,15.8
1931,14.6,15.1,17.2,19.8,22.8,28.9,30.4,30.8,25.7,21.9,17.3,12.2
1932,12.7,12.3,17.9,19.4,22.9,25,27.8,28.1,27.2,22.2,18.1,14.8
1933,13.2,15.3,17.1,20.1,23.1,24.9,29.3,31,28.2,23.6,16.1,12.5
1934,13.8,13.6,16.8,19.2,23,27,30.4,29,27.7,22.6,16.1,17.5
1935,12.8,16,17,21,20.1,27.1,30.1,29.4,28.2,22.1,18.2,16.8
1936,17.9,17.5,17.8,19.8,20.5,24.8,29,28.6,27.4,20.8,17.1,13.4
1937,15.7,18.8,18.2,20.9,23,26.6,29.4,30.4,27.5,23,19.9,14.6
1938,14.1,14.2,16.9,18.2,21.4,26.4,29.3,29.6,26,23,19.1,14.9
1939,17.1,15.8,16.8,19.2,20.9,24.9,28.7,28.6,27,22.1,18.1,15.5
1940,14.3,17.6,19.6,20.7,23.2,25.1,28.7,29.3,26.9,21.9,18,13.7
1941,14.5,17.4,18.3,18.8,21,25.6,29.1,28.5,25.8,21.9,16.9,14
1942,14.4,14.1,19.1,20.8,23.7,27.4,29.3,29.1,27.4,24.2,17.5,15.6
1943,16.9,15.9,17.1,20.2,24,28.4,29.9,30.3,27.1,22.5,16.9,14.6
1944,15,14.3,17.4,21,23.3,27.5,29.6,30.5,27.8,21.6,18.9,14.4
1945,12.2,16.3,17.2,22,24.5,27.8,31,30.1,28.9,23.8,19.8,17
1946,13.9,16.9,18.1,19.2,22.4,26.4,29.7,30.8,28.9,24.5,18.2,14.4
1947,14,17.1,20.6,20,22.4,28.4,31.2,30.8,27.9,23.3,20.6,15.7
1948,17.8,17.3,19.3,20.2,23.1,27.4,28.5,30.2,27.4,22.5,19.1,15.9
1949,14.8,15.6,16.5,20.7,23.4,27,31,30.7,28.9,23.9,19.2,15.3
1950,15,17.8,17.9,19.7,22.5,27.7,30.7,30.9,27.5,23.3,20.6,14.4
1951,15.7,17,19.4,19.1,21.9,27.3,30,29.7,27.9,21.9,18.9,16.6
1952,14,15.9,20.7,19.9,23.6,29.2,30.4,30.4,26.7,24.3,18.8,16
1953,13.4,14.6,16,20.7,25,27.1,30,30.7,29,22.7,18.9,17.8
1954,13.9,15.6,19,18.8,23.2,27.2,29.7,30.4,28,23.6,20.3,16.4
1955,18,18.1,17.5,20.6,24.8,27.9,30.9,30.6,27.9,23.2,18.4,17.2
1956,16,12.8,17.7,19.7,23.4,26.1,30.3,30.8,28.1,22.8,16.7,14.8
1957,13.9,18,19.5,19.2,22.3,25.9,29.9,31,28.4,22.2,17.5,14.4
1958,14.9,17.8,19.2,19.3,24.7,27.4,29.6,30.6,29.5,22.9,18.1,16.6
1959,15.7,14.8,19,22,22.6,27.1,31.3,30.7,28.1,23.3,18.7,17.2
1960,15.7,17,20,20.7,24.3,28.4,30.6,30.7,28.5,22.7,20.3,14.6
1961,15.5,18.1,18.6,23.1,26.1,27.7,31.3,30.3,29.1,24.4,19.2,17.9
1962,16.7,16.7,18.4,20.8,23.7,26.9,30.8,31.5,30.2,24.6,17,15.1
1963,15.1,15.1,19.5,20.3,23.1,27.8,31.1,30.5,27.1,24.1,20.9,15.3
1964,14.8,17.7,19.6,20.2,25.6,28,31.6,31.1,30.1,24.1,19.2,15.2
1965,15.5,14.8,20.2,21.2,25.3,28.4,31,30.5,26.9,23.3,19.6,17.8
1966,18.1,19.6,18.7,23.2,24.6,28.2,30.2,30.9,28.7,23.4,17.3,17.2
1967,16.1,16.5,19.9,19.8,24.1,26.2,31.6,31.6,28.8,26.2,20.2,15.4
1968,17,17.8,17.9,20.8,24.3,27.7,31.5,30.9,29.7,25.9,20.4,16.6
1969,16.7,16.1,19.3,20.8,24.4,27.5,30.7,31.1,27.3,23.5,19.2,16.3
1970,17.6,18.5,17.8,21.7,24.5,28.4,31.2,31.4,29.7,23.8,21.4,14.9
1971,16.3,18,16.6,20,22.7,27.3,31.1,32.4,29,25.2,17.6,16.1
1972,16.1,18.2,18.6,20.9,21.5,25.9,30.4,30.1,26.5,22.7,20.4,15.8
1973,16.3,17.1,17.2,20.3,24.3,27.2,30.6,30.9,28.4,23.1,19.9,15.1
1974,17.8,14.8,18.4,18.4,24.2,27.6,30.6,31.2,28.9,21.4,19.7,17.1
1975,17.6,17.1,17.8,20.7,22.8,26.9,32.2,32.6,29.1,25.1,19.1,15.2
1976,15.8,16.6,18.4,19.1,23.5,28.8,31.5,30.9,27.7,22.9,18,17
1977,15.1,18.1,19.2,20.5,21.6,26.1,28.6,28.5,26.4,22.9,19.2,16.4
1978,14.7,18.7,19.4,20,22.4,26.2,28.5,29.8,28.9,22.8,18,18.1
1979,16.6,17.5,18.8,20.3,23.1,27.3,30.2,30.2,28.2,22.8,18.8,16.7
1980,15.5,16.7,18.7,18.7,22.5,26.9,29,31,28.9,24.1,18.3,15.1
1981,15.4,15.5,20.3,19.8,23.4,27.4,29.2,29.2,28.4,24.7,20.5,18.5
1982,17.4,16.2,18.3,19.6,22.3,28.9,31.8,29.7,28.1,23.2,18.4,16.2
1983,16,14.5,18.7,21.2,23.4,26.9,30.4,29.4,29.5,24.8,20.4,16.7
1984,15.9,15.7,16.6,20.3,21,26,29.9,29.7,28,22.7,19.5,15.5
1985,13.7,17.7,17.6,21,21.4,27.1,31.4,29.7,28.7,24.6,19.1,16.4
1986,16.4,16,17.7,18.9,24.7,26.9,30.2,30.6,28.5,24.1,18.9,16.8
1987,15,16.5,19.2,21.1,23.3,27.5,30.2,31,29.7,24.1,18.6,16.8
1988,16.9,16.4,19.8,20.9,23.5,26.8,30.8,31.1,27.8,24.5,18.8,15.7
1989,14.3,16.7,19.1,20.3,23.6,28,31.6,32,26.8,24.2,19.7,17.8
1990,14.9,18.9,18.6,19.7,23.9,28.3,31.5,31.6,30,23.8,19,14.7
1991,15.1,15.2,18.4,19.6,21.9,27.3,31.1,32.1,29,22.1,19.1,15.4
1992,13.5,16,18,20.9,24.2,25.6,30,31.9,27.5,23,20.2,15.9
1993,15.1,14.4,17.4,21,23.6,27.9,29.8,30.7,27.6,21.6,17.8,16.9
1994,16.2,16.7,19.6,20.6,24.6,28.9,31.3,33.3,27.3,23.5,20.5,17.4
1995,17.9,19.2,18.7,21,24.5,27.1,31.1,31.7,27.8,24.8,21.3,17.7
1996,17.2,16.2,18.5,20.9,23.8,29.1,31.2,30.9,27.3,23,20.1,16.8
1997,15.2,18.7,20.5,21.6,23.9,29.1,30.5,31,28.8,26,19.9,16.6
1998,15.9,16.4,19.4,21.3,22.8,27.7,31.3,31.5,29.2,24.2,20.1,16.3
1999,16.7,16.5,18.2,22.1,25.6,28.2,31,32.3,29.4,23.5,17.5,16.4
2000,15.8,20.1,21,21.9,25.3,29.7,31.9,31.9,29.2,24.2,19.7,18.9
2001,18.4,18.9,22.1,22.9,25.1,30.4,32.1,32.8,28.7,26.5,18.1,16.5
2002,17.5,20.7,20.6,22,24,29.8,31.6,30.5,28.8,25.2,20.9,18.7
2003,16.7,15.8,20.1,22,25.5,32.7,33.1,33.8,29.2,23.8,20.9,17.6
2004,19.2,17.8,17.8,21.3,22.8,30.1,32.2,33.3,30.6,26.7,19.4,16.9
2005,16.1,14.4,18.1,20.8,24.5,29.2,32.1,30.2,28.2,24.4,18.5,16.2
2006,15.5,16.3,20.9,22.3,25.2,28.2,32.7,30.9,29,26.3,21.3,17.4
2007,17.1,19.3,20,21,26.3,29,31.1,31.2,28.2,23.9,19.3,17.2
2008,18.1,17.6,20.8,22.9,23.9,28.1,31.7,31.9,28.9,23.6,18.7,15.7
2009,15.9,16.6,19.1,21.4,25.3,29.9,32.4,32.3,28.4,26,22.7,17.7
