1901,15.1,17.4,25.1,30.1,34.6,35.2,31.2,28.1,29.4,28.8,22.6,19
1902,18.2,20.1,27,31.4,34.3,33.3,30.7,29.6,28.4,27.2,21.7,17.3
1903,16.8,18,22.7,28.9,33.8,35,31.2,28.2,28.9,26.8,20.2,16.7
1904,16.5,19.3,23.5,31,33.9,33.3,28.6,27.8,28.7,27.2,21.6,17.8
1905,15.1,15.4,21.6,28.2,35.6,34.2,29.9,29.9,29.5,27.7,23.3,18
1906,15.3,16.9,22.8,29.7,35.5,32.9,29.6,28.4,27.6,27.1,22.6,18.2
1907,18,17.8,22.7,28.7,32.5,33.8,32,26.9,28.1,27,22.5,16.7
1908,16.2,18.6,23.4,30.7,33.7,34,28,26.8,27.5,26,21.1,16.6
1909,15.9,18,24.4,28.6,32.7,32.7,28.2,26.9,27.1,26.2,22,16.7
1910,16,19.1,24.1,28.9,33.7,32.7,28.5,27.6,28.3,25.6,20.2,17.1
1911,17.8,19.2,22.3,29.6,35.1,33.1,31.7,29.6,28,27.5,20.6,18.2
1912,17.7,20.5,23.5,30.4,34.8,34.9,30,27.6,27.1,26.7,20.7,17.4
1913,16.9,18.9,22.2,31.3,33,32.7,29.5,28.1,28.9,27.9,22.1,17.6
1914,18.6,18.5,23.5,30.7,35.2,33.1,29.3,27.8,29,26.9,22.9,16.8
1915,16.5,17.6,24.5,29.6,35.2,34.7,31.4,29.2,30.6,28.6,22.3,18.2
1916,17.7,17.9,26.5,31.1,34.1,32.4,30.4,27.8,28.3,25.7,19.8,16.6
1917,17.5,19.2,23.9,27.6,30.9,32,28.1,27.2,27.2,25,19.2,17.2
1918,15.3,19.4,23.8,28.2,34.7,32.8,31.2,29.4,28.7,27.4,22.6,16.8
1919,16.8,18.5,24.5,29.4,34,34.2,28.9,27.5,27.8,26.3,21.8,17.1
1920,17,18.4,24.8,29.6,31.3,31.8,28.4,27.8,29.9,28.3,23.1,17.9
1921,17.6,19.3,26.6,32.3,35.3,34.2,31.4,27.7,27.7,26.6,21.7,19
1922,16.3,20.5,25.3,31.1,34.1,33.2,29.7,27.5,27.6,26.5,21.5,17
1923,16.9,18.1,25.2,30.3,33.4,35,30,27,28.6,26.3,21.1,17.9
1924,16.2,19.2,26.1,30.8,32.4,34.6,30,28.2,27.6,25.6,20.5,17.5
1925,14.4,16.9,24.9,32.2,33.6,31.5,28.2,29,29.7,28.5,21.9,17.9
1926,17.3,21.1,23.8,27.6,32.8,35.4,30.2,27.9,27.8,26.1,20,16.8
1927,14.8,17.3,22.9,29.2,33.2,33.7,29,26.8,27.9,26.6,20.2,18.1
1928,16.3,19.3,24.7,30,34.6,33.4,29.8,28.6,28.2,27.1,22.2,16.9
1929,15.9,17.7,26,30.8,34.7,33.5,29.2,27.3,28.9,26.6,22.5,16.2
1930,16.2,18.4,24.9,29.6,34.1,33.5,28.2,27.5,29.8,27.8,21.1,17.9
1931,18.1,17.6,23.8,31.4,34.3,34.9,30.5,28.2,28.2,26.1,21.3,17.9
1932,17.8,17.8,24.3,29.9,33.6,34,29.3,27.7,28.5,27,20.8,17.3
1933,15.4,19.2,24.4,29,32.1,32.6,29,26.7,27.4,26.1,21.4,17.4
1934,14.6,20,23.2,30,33.6,33.3,29,27.3,27.7,25.3,20.7,18.4
1935,14.6,19,24,27.5,34.1,34.7,29.1,27.7,27.9,26.1,22,17.9
1936,15.4,19.1,23.7,29.7,35.6,31.8,29.1,28,28.5,27.2,22.1,17.3
1937,15.6,19.5,22.8,29.4,34.1,34.4,29.1,28.6,28.8,26.4,22.4,16.3
1938,16.5,17.4,25.9,31.1,34.9,31.9,29.4,28.4,29.6,27.8,20.5,17.7
1939,17.6,19.5,22.1,28.5,34.2,32.7,29.8,29.7,28.4,27.4,21.6,18.4
1940,17.3,18.9,22.4,29,34.8,33.8,30.2,27.7,28.3,27.2,22.4,17.2
1941,15.8,20,25.9,31.6,35,33.6,30.2,29,29.3,28.7,22.2,18.9
1942,15.7,19.8,25.6,31.7,34.4,35.1,29,27.8,27.9,26.8,21.9,16.8
1943,16.8,18.9,25.1,29.2,35,33.2,29.3,26.9,28.1,26.3,21.8,18.4
1944,16.3,18.7,23.5,29.2,34.8,33.1,29.2,27.7,28.3,26,22.2,18.6
1945,14.7,18,24.8,29.1,33.5,33.7,28.9,28.2,27.9,26.4,21,16.2
1946,16.5,20.4,23.8,32,34,33.5,29.4,27.4,28.2,27.4,20.5,17.7
1947,15.3,19.6,24.9,30.6,34.9,34.1,30.5,29,27.7,25,22.3,17.7
1948,16.3,18.3,23.9,30.8,35.3,34.4,30.1,27.5,28.4,27.6,21.4,17.6
1949,17.9,19.2,24.9,31.4,35.6,33.4,29.5,28.2,29.6,27,20.6,16.7
1950,17.2,16.8,23.4,29.1,34.3,33.7,29.1,27.7,28.1,26.2,20,15.7
1951,15.5,18.1,23.8,28.1,34,33.3,31,27.9,29.5,29.1,23,17.7
1952,17.3,20.7,24.1,31.5,35.1,33,29.2,27.3,28.7,27.3,21.3,18.2
1953,15.6,20.8,27.1,30.6,34.3,34.5,30.2,27.8,28.4,26.5,21.3,19.1
1954,15.3,20,24.6,30.7,35.3,34.3,30.2,28.9,28.2,25,22,17.3
1955,16.3,19.3,26.2,28,33.5,33.9,30.4,27.8,28.1,25.5,19.9,17.3
1956,16.3,18.7,24.5,30.2,35,33.1,27.5,27.2,28.8,25.4,20.2,17.5
1957,15,17,23,28.8,32.3,32.9,29.3,28.2,27.2,26.3,22.5,17.5
1958,17.9,19.3,25.2,31.5,34.2,34,28.6,28.7,26.9,25.8,21.1,17.9
1959,15.8,18.2,25.5,30.1,33.5,33.2,28.2,26.6,27.3,26.9,21,17.7
1960,15.3,20.9,23.2,28.8,33.1,33,29,27,29,26.4,20.7,18
1961,15.8,16.9,25,29.1,33.7,32.1,28.8,27.8,27.1,25.4,20.3,15.2
1962,14.4,19.2,24,30.1,33.9,33.4,29.4,27.9,27.7,24.8,21.2,17.3
1963,15.5,20.5,24.1,29.5,33.2,33.2,30.4,27.8,27.3,27,22.8,17.5
1964,14,18.7,26.1,31.2,32.9,32.7,28.9,27.9,27.8,26.3,20.2,17
1965,17.9,18.8,23.6,28.3,33,33.7,29.3,28,27.6,27.3,22.5,16.7
1966,17.2,21.3,23.5,29.8,33,32.7,30.4,27.1,27.8,27.5,22,16.4
1967,14.1,20.4,23.2,28.6,33,32.7,29.2,26.9,26.9,26.2,22,17.9
1968,14.9,16.9,23.7,29.3,32.5,33.9,29.1,27.7,29.2,26.8,21.8,17.4
1969,16.3,19.2,26.7,30.1,33.4,34.3,29.8,28,28.9,27.8,23.2,18
1970,16.8,18.6,23.8,31.2,34.7,32.2,29.6,27.6,27.7,26.8,20.3,17
1971,15.2,18.8,23.8,31,32.4,30.8,27.7,26.9,28,26.1,21.1,16.8
1972,16.6,16.1,25.3,29.4,34,34,30.3,28,27.8,27,22,17.5
1973,15.7,20.3,24.5,32,34.9,33.2,29.1,27.2,27.7,25.9,20.9,15.6
1974,15.6,17.5,26,31.2,33.3,32.8,29.8,29,29.9,27.3,20.9,16.5
1975,14.9,17.9,23.5,30.7,34.4,32.2,28.7,28,27.3,26.1,19.8,17.4
1976,17.1,19.1,24.4,29.5,33.6,32,29.8,26.9,26.9,27.1,23,17.9
1977,15.9,20.4,26.3,30.1,32.9,32.5,27.9,27.3,27.4,27.6,23.9,18.3
1978,15.8,18.5,23.2,30.4,35.2,32.8,27.9,27.3,28,26.8,22.5,17.6
1979,16.8,17.9,23.3,30.7,32.5,34.2,29.8,28,29.6,27.7,23.4,18.5
1980,16.4,20.1,24.5,32.1,35,32.8,28.9,28.4,29.2,28.1,22.5,17.3
1981,16.2,19.8,24,30.7,33.8,34.5,28.8,27.8,29.7,27.2,20.5,17.6
1982,16.7,18,22.6,29.2,31.4,33.5,30.5,27.9,28.8,27.9,22,18.5
1983,15.9,17.9,23.5,27.5,32.5,33.3,29.7,27.9,28.9,26.2,20.2,17.1
1984,15.6,16.7,25.9,30.8,35.2,33.2,29.1,27.3,27,25.9,21.3,18
1985,16.3,19,26.7,30.5,34.9,33,29.3,27.8,28.7,25.7,22.3,18.7
1986,16.6,18.6,24.7,30.9,33.4,33.6,29,27.8,29,27.1,22.7,16.4
1987,17.1,20.5,25.6,30.8,32.5,34.5,31.9,30.3,30.2,28.4,22.6,17.4
1988,18.1,21,24.6,31.8,35.5,33.6,29,28.1,29.7,26.8,21.8,18.2
1989,15.6,18.8,24.3,29.4,34.4,32.7,30,28.2,28.8,27.2,22.7,17.5
1990,18.6,19.2,23.5,30.4,33.5,33,28.7,28.2,27.9,26.4,22,17.9
1991,15.7,19.3,24.8,29.4,34,33.8,30.5,28,28.3,26.4,21.7,18
1992,16.7,18,24.5,29.3,33.6,35,30.1,28,27.3,26.6,21.3,18.7
1993,16.8,20.2,23.7,29.9,34.8,34,28.9,29.1,28.3,27.6,22.6,18.3
1994,17.8,18.8,25.6,29.2,34.9,33.3,28.3,27.3,27.3,26.5,22,18.1
1995,15.1,19.4,23.7,29.2,34.5,35.2,30.2,28.1,29,27.8,21.8,18.5
1996,17.1,20.6,26.5,30.1,33.5,34,29.9,27.2,28.4,26.7,20.9,17.5
1997,15.8,18.5,24.6,28.8,31.5,30.7,29.8,27,27.5,25.2,21.5,16.3
1998,16.2,19,23.9,30.7,34.5,33.7,29.7,28.5,28.1,26.6,21.9,17.6
1999,15.1,20.1,25.4,30.6,32.7,32.5,28.3,28.2,29.2,26.9,22.8,17.7
2000,17,17.9,24.3,32.2,33.8,32.6,28.6,28.7,28.8,28.2,22.9,18.5
2001,16,20.3,25,30.4,33.4,31.3,28.2,28.1,29.3,27.7,22.4,18.6
2002,16,19.2,25.6,31.7,34.8,33.5,30.9,28.5,28.3,27.9,22.7,19.2
2003,16.2,19.7,24.9,31.5,33.9,33.3,28.7,28.1,28,26.8,22.6,18.1
2004,16.5,20.1,27.4,32,33.9,32.7,30.8,27.6,29.5,26.1,22.5,18.5
2005,15.3,19,25.6,29.5,32.3,34,29.3,28.4,28.6,26.2,21.7,16.6
2006,16.9,22.6,24.1,30.3,34.7,32.3,29.4,27.5,28.3,27.1,22.1,18.2
2007,16.7,20.2,24.2,32,33.7,33.5,29.7,28.6,29.1,26.2,22.6,17.6
2008,15.6,17.4,26.7,30.2,32.4,31.3,29.5,27.7,28.5,27.8,22.7,20
2009,18.2,21.5,26.6,30.9,34.7,34.1,30.4,29.3,29.6,27,22,19
