1901,16.4,18.1,25.8,29.6,33.3,32.9,30,27.4,28.3,28.2,23.9,20.7
1902,19.3,20.5,27.3,31,32.7,31.2,30.4,28.8,27.7,27.5,23.4,19.3
1903,17.8,18.7,22.5,28.4,32.6,32.7,29.9,27.5,28.1,27.3,21.6,18.4
1904,17.7,20.5,23.8,30.1,32.5,31.2,28.1,27.3,28.2,27.3,23.2,19.5
1905,16.1,16.2,22.2,27.8,34,31.4,28.9,28.2,28.4,27.9,24.6,19.7
1906,16.3,17.5,23.2,28.6,33.2,31.2,28.9,27.7,27,27.3,23.9,19.8
1907,19.1,19,23.7,28.7,31.1,31.5,30.6,25.8,26.5,26.3,23.9,18.8
1908,17.9,19.2,23.7,29.6,32,31.7,27.1,25.7,26.3,25.8,22.1,18.1
1909,16.7,18.9,24.8,28.4,31.1,31.1,27.2,25.7,25.8,25.8,22.6,18
1910,17.2,20,24.4,27.9,31.6,30.9,27.1,26.3,27.5,25.8,21.3,18.4
1911,18.2,20.1,22.8,28.6,32.9,30.7,29.6,27.7,27.4,27.1,22,20.4
1912,19.2,21.3,23.8,29.8,33.1,32.3,28.7,26.5,26.4,26.6,22,19.2
1913,18.3,19.6,22.3,30.1,31.8,31.2,28.4,26.6,27.1,27.6,23.2,18.8
1914,19.6,18.8,23.5,29.4,33.7,31.3,28.3,26.8,28,27.2,24.3,18.4
1915,17.5,18.6,25.2,29,32.9,32.4,30.1,28.4,29.7,28.3,23.8,19.8
1916,19.1,18.2,26.7,29.8,32.2,30.8,29.7,27.1,27.4,25.8,21.4,18.2
1917,18.9,20.2,24.2,27.5,28.8,29.9,27.1,26.3,26.3,24.9,20.1,18.4
1918,16.9,20.1,24.3,27.5,32.4,30.6,29.3,28,27.2,27,24,18.6
1919,17.8,19.6,24.3,28.5,32.4,31.8,28.3,26.7,26.7,26.6,23.2,18.7
1920,18.6,19.4,25.2,28.8,30.1,29.3,27.6,26.5,28.7,27.9,24.1,19
1921,18.6,19.9,26.5,30.9,32.8,32.1,29.8,26.9,27.1,27,23.2,20.3
1922,17.3,21,25.1,30.3,32,31.5,29,26.7,26.9,26.6,23.2,18.6
1923,18.4,18.8,25.8,29.2,31.6,31.9,28.8,26.2,27.9,26.6,22.1,19.5
1924,17.5,20,26.7,30,31.2,32.1,29.6,27.6,26.6,25.8,21.8,19.3
1925,15.6,17.8,26,31.5,32.4,30.5,27.8,28.1,28.8,29,23.8,20.2
1926,18.7,22.3,24.4,27.5,31.4,33,29.1,27.2,26.9,26.2,21.6,18.8
1927,16.2,18.4,23.4,28.4,31.6,31.8,28,25.9,27.1,26.7,21.6,19.6
1928,17.9,20.2,25.3,29.8,32.6,31.4,29,27,26.6,26.9,23.2,18.5
1929,17.1,19.1,26.6,30.2,33.1,31.7,28.4,26.4,27.6,26.6,24.1,17.6
1930,17.4,19.5,24.8,28.9,32.4,31.7,27.5,26.6,29.4,28.1,22.7,19.8
1931,19.2,18.4,24.5,30.6,32.6,32.8,29.7,27.3,27.6,26.5,23,19.7
1932,18.9,19.3,24.7,29.6,32.1,31.5,27.9,26.6,27.7,27.3,22.1,19.1
1933,17.5,20,24.6,28.9,31,30.9,28.4,25.6,26.9,26.9,23.1,19.3
1934,15.7,21,24.1,29.7,32.1,31.8,28.2,26.5,26.9,26.3,22.6,20.2
1935,15.9,19.9,24.8,27.3,32.3,32.6,28.1,26.7,26.7,26.7,23.3,19.8
1936,17,20.1,24.1,29.1,33.7,30.3,28.4,27.3,27.9,27.8,23.6,19
1937,17.4,20.2,23.6,29.2,32.4,32.2,27.9,27.3,28,26.7,23.9,17.8
1938,17.6,18.6,25.9,30.4,32.8,30.7,28.3,27.5,28.4,27.8,22.1,19.8
1939,18.9,20.3,22.8,27.9,31.8,31.1,29,28.5,27.7,27.9,23.7,21
1940,19.2,20.3,23,28.7,33.1,31.6,29.1,27,27.4,27.8,24,19
1941,17.1,21.1,25.8,30.4,32.8,31.7,27.9,27.6,28.1,28.3,23.3,20.2
1942,17.2,20.1,25.6,30.9,31.9,32.7,28.2,26.7,27.2,26.9,22.9,17.9
1943,17.1,19.9,25.3,29,33.7,31.1,28.1,26.3,26.8,26.4,22.9,20.2
1944,17.6,19.2,24.1,28.7,32.7,31.3,27.9,26.3,27.3,26.4,23.2,19.6
1945,15.5,18.9,25.2,28.6,31.5,31.3,27.3,27,26.9,26.4,21.9,17.2
1946,17.4,20.8,23.8,30.9,31.9,31.5,28.5,26.1,26.9,27.2,21.3,18
1947,16.6,19.8,24.7,29.4,32.9,31.9,29.7,28.4,26.6,24.9,22.8,18.6
1948,16.6,18.8,24.9,30,33.4,32.3,30.1,27,28,27.8,22.7,19.3
1949,19.2,19.7,25.3,31,34,31.6,28.8,27.3,28.9,27.2,21.9,18.1
1950,17.9,16.8,24,29.1,32.7,31.6,27.5,26.6,27.3,27.4,21.6,17.6
1951,16.5,18.8,24.3,27.8,32.2,31.4,30.3,27,29.3,29,24.2,19.4
1952,18.5,20.8,24.6,30.5,33.3,31.7,28.2,26.4,27.3,27.4,22.4,19.1
1953,17.1,21.9,27,29.8,31.7,31.9,29.1,26.4,27.2,26.4,22.5,20.4
1954,16.7,20.7,25.2,29.9,33,31.9,29.1,28,27.2,25.2,22.7,18.6
1955,17.9,20.9,26.8,27.7,32.1,31.7,29.8,27,27,26,21,18.8
1956,17.5,19.3,25.3,29.7,33.2,31.2,26.2,26.1,27.5,25,21.4,18.6
1957,16.1,17.5,23.3,28.4,30.7,30.9,28.8,27.3,26.9,26.8,23.9,18.8
1958,19.1,20,25.7,30.9,32.7,32.1,27.6,28.2,25.7,25.7,22.3,19.1
1959,16.7,19,26,29.8,32.4,31.1,27,25.3,25.7,26.4,21.9,18.5
1960,16.6,21.5,23.2,28.3,31.4,30.5,28.1,26.1,28.3,26.9,21.9,19.3
1961,16.9,17.7,26,28.5,32,29.9,27.5,27.2,25.9,25.4,21.7,17
1962,15.6,20.2,24.4,29.4,32.6,30.8,27.9,26.7,26.8,24.6,22.1,18.7
1963,17.5,21.2,24.5,29,31.5,31.2,28.9,27,26.2,26.9,23.2,19.4
1964,14.9,19.6,26.4,30.3,31.8,30.2,27.8,26.5,27,26,21.4,18.1
1965,19.4,19.7,23.9,28,30.9,31,27.8,26.6,26.7,27.4,23.6,18.4
1966,19,22,23.5,28.8,31.8,30.8,28.7,26.6,26.8,27.5,23,17.9
1967,15.1,21,23.7,28.1,31.5,30.1,27.9,26,26.1,26.3,23.2,19.4
1968,16.2,17.7,24.5,29.1,30.9,31.9,29.1,26.6,28.4,27.5,23.5,18.8
1969,17.6,19.8,27,30.1,32.2,31.7,29.5,27,28.3,27.8,24.8,20.1
1970,18.2,19.9,24.5,30.6,33.3,30.6,27.9,26.2,26.3,26.8,21.2,17.9
1971,16.5,19.5,24.3,30.8,31.2,29.3,26.9,26.1,27.2,26,22.1,18.3
1972,17.8,16.4,25.6,28.8,31.9,31.9,28.7,27.4,27.6,27.3,22.9,18.7
1973,16,21,24.9,30.9,32.7,30.9,27.5,26.2,25.8,25.7,21.5,17.4
1974,16.6,17.5,26.1,30,31.2,30.6,29.1,28.6,29.2,27.6,21.6,18
1975,16,19.1,23.3,29.8,32.1,30.1,27.6,26.6,25.9,25.2,20.3,18.3
1976,17.8,19.5,24.4,28.6,31.7,30.7,28.1,25.6,25.4,26.6,24.1,18.8
1977,16.8,21.1,26.5,29.9,31.8,30.2,26.9,26.1,26.7,27.6,24.6,19.4
1978,16.7,19.7,23.8,29.9,32.8,31,27,26.6,26.8,26.7,23.4,19.3
1979,17.7,18.7,23.6,29.1,31.1,32.6,28.6,26.2,28,26.8,24,19.6
1980,17.2,20.5,24.8,29,32.9,30.9,28.4,27.2,28.1,27.7,23.3,18.3
1981,17.6,20.1,24.5,30,32.1,32.3,27.9,26.4,28.3,26.7,20.4,18.6
1982,17.6,19,23.1,28.4,29.9,31.1,28.7,26.7,27.7,27.7,22.4,19.1
1983,16.7,18.3,23.3,26.9,31.1,31.4,28.2,26.1,27.7,25.5,20.1,17.6
1984,15.9,16.9,25.7,30,32.7,30.8,27.6,25.5,25.5,25,21.6,18.3
1985,16.8,19.1,26.6,29.3,32.4,30.7,27.7,26.4,27.8,25.8,23.2,19.6
1986,17.8,19.5,25,30.4,32.3,31.5,28.4,26.2,27.9,27.3,23.5,17.4
1987,18.3,20.9,25.9,30.1,31.8,32.4,30.1,29.3,29.3,29.2,24.2,19.5
1988,19.5,22.1,25.1,31.3,33.6,32.3,27.9,27.2,28.7,27.2,22.7,20
1989,16.6,19.4,24.8,29.3,32.8,30.9,28.3,26.9,27.7,27.1,23.9,19.1
1990,19.7,19.9,24,30.1,32.5,31.5,28,26.5,26.6,26.1,22.8,18.9
1991,16.9,19.3,25.4,29.2,32.1,32.6,28.8,27,27.2,25.9,22.7,19.3
1992,17.3,17.8,24.4,28,32.4,32.9,28.8,26.8,25.8,26.5,22.1,20.2
1993,18,20.9,24.3,29.6,33,32.4,27.6,28.6,28.2,28.2,23.7,20.4
1994,19.1,19.7,26.8,29.2,33.3,31.5,26.8,26.7,26.5,26.2,23.1,18.9
1995,16.4,20.3,23.9,29.1,33.1,33.1,29,27.4,28.1,28.1,22.3,19.6
1996,17.8,20.8,27.3,29.4,31.8,30.4,28.5,25.8,27,26.7,21.3,19.1
1997,17.1,19.7,24.9,28.1,30.4,28.4,28.6,26.1,26.7,24.9,22.9,17.5
1998,17.6,19.6,24.4,30.7,33.5,31.8,28.4,28.3,27.9,27.5,22.3,18.7
1999,16.7,21,24.9,30.3,31.8,30.3,28.3,26.6,28.7,26.5,23.3,18.9
2000,18.3,18.6,24.3,31.2,32.1,31.6,27.7,27.6,27.9,28.2,23.1,19.5
2001,17.2,20.3,25.4,29.8,32.1,29.5,26.4,26.6,28.3,27.9,23.3,19.5
2002,17.2,19.5,26,31,33.3,31.9,29,27.8,28.2,28.5,23.6,20.2
2003,18.2,20.7,25.4,30.9,32.4,31.2,27.5,26.8,27.2,26.6,23.7,19
2004,18,20.6,27.3,31.4,32.3,30.9,29.4,25.8,28.7,25.9,23.8,20.2
2005,16.1,19.1,25.5,28.7,31.7,31.5,27.9,26.5,27.2,26.1,22.4,17.6
2006,17.4,22.9,24.1,29.4,33,30,27.9,25.3,27.1,27,22.8,19.4
2007,18.2,21.4,24.7,31.3,32.7,31.7,28.3,27.4,28.3,26.4,23.9,18.9
2008,16.8,17.5,26.5,29.5,31.1,30.2,28.5,26.4,27.9,27.8,23.7,21.1
2009,19.2,21.9,27,30.1,33.5,32,29.3,28.7,29.2,27.5,23.4,20.4
