1901,15.9,16.6,15.9,16.4,17.7,20.7,23.7,24,23.4,21.2,18.6,16.8
1902,15.7,15.7,15.6,15.5,17.7,19.6,22.5,22.5,22.1,20.9,18.1,16.8
1903,15.2,15.8,15,16.2,17.1,19.6,22.7,23.6,21.8,20.5,18.6,16.6
1904,15.4,15.6,15.1,16.9,17.8,19.3,21.1,22.4,21.9,19.5,18.3,17.2
1905,15.9,16,16.1,17.2,18.6,20.4,24,24.2,22.6,20.9,18.8,17.3
1906,16.9,16,16.4,17.2,17.8,20.5,23.1,24.6,23.7,20.2,18.3,17.1
1907,16.5,15.7,16.8,18.8,18.6,21.2,23.6,25,24.2,21.2,17.1,16.7
1908,15.2,15.7,16.6,17.2,19.2,21.2,23.9,25,24.5,20.7,17.9,17.1
1909,16,15.8,16.3,17.1,18.5,20,23.1,24.6,23,21.5,18,17.5
1910,16.1,16.2,15.8,17.1,18.5,20.8,23.3,24.8,23,20.5,19.8,17.9
1911,16.3,16.4,16.7,16.7,19.3,21.3,23.2,24.4,22.1,19.9,18.5,17.3
1912,15.8,15.2,15.8,16,18.3,21.1,22.4,24.4,23.6,20.9,19.5,16.8
1913,15.3,15.1,15.1,15.5,18.4,20.4,22.4,23.4,22.5,19,18,17
1914,17,15.1,16.3,16,17.8,20.3,22.9,23.6,22.8,21.4,17.7,16.3
1915,15.7,15.6,16.1,16.1,19.1,21.1,23.5,24.4,23.9,21.1,18.7,17.8
1916,16.6,15.6,15.4,17,18.8,21,22.3,23.9,22.9,21.6,19.4,16.8
1917,15.5,15,15.4,16.3,18.2,19.4,22.8,22.8,22.1,20.3,18.6,16
1918,16,14.8,16.2,15.9,17.9,19.9,22.9,24.1,21.5,19.9,18.9,18.1
1919,16.8,15.9,15.5,15.9,17.5,20.5,22.2,23.4,22.3,20.9,18.2,16.5
1920,16.4,14.8,15.4,16.7,18.3,21.2,23,23.5,22.6,20.1,18.3,16.5
1921,16,14.7,15.2,16.5,19,20.4,23.6,23.4,22.9,20.5,17.7,16.8
1922,15.8,16,15.9,16.6,19.2,20.8,23.8,24.5,23.7,20.3,19.2,17.7
1923,16.5,16.7,16.3,17,18.2,20.6,23.2,25.3,24.1,22.1,18,16.8
1924,16.4,14.6,17,16.9,18.4,20.9,22.8,24.3,23.7,22.1,18.1,17.9
1925,15.4,15.3,15,16.6,19.5,21.2,23.8,24.4,24.3,22.1,19,16.9
1926,16.4,16,16.1,17.5,18.7,21.8,22.8,24.5,23.8,21.1,18.5,16.7
1927,16.3,16.4,17.1,17.9,18.9,20.8,22.4,24,23.5,20.9,17.8,17.1
1928,16.9,16.3,16.4,16.9,17.8,20.2,23.4,23.3,22,20.8,18.5,17.6
1929,16.9,16.3,16.2,17.3,18.5,20.5,22.4,24,23.7,21.6,20.2,18.3
1930,16,15.7,16.1,16.6,19.7,21.7,23.7,24.5,24,20.7,19.4,17.1
1931,16.5,16.6,16.8,16.6,18.8,20,22.8,24.4,22.8,21.8,19.1,17.8
1932,17.9,16.2,17.1,17.1,18.5,21.3,22.7,24.4,23,20.7,17.9,16.7
1933,15.5,16.1,17.1,17.2,18.8,20.8,23.4,24.4,23.5,21,18.5,16.5
1934,16.1,14.8,16.1,15.5,17.9,20.4,22.5,24.4,22.5,21.2,17.9,17.6
1935,15.9,15.9,17.1,17.3,18.7,20,22.1,23.6,23.6,20.8,18.8,18
1936,16.3,15.1,15.4,16.2,17.8,19.4,22.5,23.7,23.6,20.6,18.6,16.5
1937,14.8,16.1,16.2,17,18.9,21,24.5,25.2,23.9,20.2,17.6,16.5
1938,16.3,15.6,16.5,17.5,19.6,22.7,24,25.1,23.7,22.1,19.7,17.6
1939,16.9,16.9,16.5,17.9,19.2,21.9,23.9,24.8,22.9,20,18,17.4
1940,16.3,15.6,16.9,17.2,17.9,20.8,23.3,24,23,20.6,19.4,17.4
1941,16.1,15.7,15.7,16.8,18.9,22,23.4,24.3,23.9,21.2,18.7,17
1942,15.9,15.8,15.8,16.8,17.9,20.6,21.8,24,24.1,21,17.7,16.6
1943,16.3,15.3,15.2,17.2,18.3,21.8,23.4,24.8,21.8,19.2,18.2,16.9
1944,16.6,15.4,16.7,17.5,18.5,21.3,22.7,24.2,23.2,20.5,19,17
1945,16.1,17.2,17.7,17.3,18.1,20.8,22.5,23.7,22.5,20.4,17.5,17.2
1946,15.1,16,15.8,16.4,17.5,20.8,23.1,23.7,22.6,19.5,17.1,16.2
1947,14.2,15.1,15.9,17.1,17.9,20.1,22.4,23,22.1,21.2,20.5,18
1948,17.6,15.6,16.8,16.3,17.6,21,22.9,23.9,23.8,21.7,19.3,16.5
1949,15.4,16.1,15.6,17.2,18.8,21.7,24.1,24.5,22.6,20.5,18.9,15.4
1950,15.1,15.8,15.7,16.5,18.3,19.9,23.1,23.5,23.4,20.7,18.1,16.4
1951,16.3,14.9,15.7,16.9,18.8,21.2,22.5,24.3,24,21,17.8,16.8
1952,15.4,15.8,16.5,16.6,18.3,20.9,23.2,24,23,21.4,18.8,18.7
1953,16.2,15.6,16.2,16.7,18.9,21.4,24.5,25.4,24.2,20.6,18.6,15.8
1954,15.6,15.4,16.7,16.7,18.1,21,22.3,23.7,24,21.9,18,16.5
1955,17,15.9,15.1,16.9,19.9,20.6,23.6,24.2,24.1,21,17.5,17.2
1956,15,14.8,15.7,16.6,18.5,20.2,23.1,23.9,22.7,20.7,17.9,16.6
1957,15.9,14.9,16.3,16.1,18.7,20.4,22,24.4,24.1,21.3,18.4,16.5
1958,15.7,15.9,17,16.4,18.2,21.2,22.7,23.3,22.7,21.4,18.6,16.2
1959,15.2,14.5,14.9,16.4,18.6,21.4,22.4,24.2,23.4,20.4,18,16.7
1960,15.8,14.5,15.5,16.8,18.4,20.9,24,24.5,23.7,20.9,18.6,15.8
1961,16.4,16.9,16.7,18.3,18.5,21.2,23,24.4,23.4,20.9,18.8,17.2
1962,15.2,15.2,16.4,16.8,18,20.7,22.7,23.3,23,20,17.9,16.5
1963,14.9,14.7,15.8,17,18.6,20.4,23.2,24.2,23.4,21.5,17.7,15.4
1964,15,15.6,15.4,16.6,18.5,19.3,21.9,23,23.2,21,19.7,17.2
1965,16.8,15.7,17,17.7,19.6,21.6,23.1,24.2,24,20.2,17.2,17.3
1966,16.5,15.2,16.2,17.1,18.5,20.3,22.7,24.6,23.3,21,17.6,17.3
1967,16.6,15.7,17.6,17.6,17.8,21.2,23,24.7,24.6,22.4,18.5,18
1968,16.6,15.4,15.6,16.1,18.7,20.3,21.7,24.4,23.1,20.7,17.4,15.8
1969,15.6,14.3,15.7,16.4,16.9,19.9,22.5,23.6,23,20.6,17.5,15.8
1970,15.4,14.7,15.3,17.3,18.4,20,23.1,24.4,23.8,21.4,18.9,16.3
1971,15.8,14.9,16.5,16.3,17.6,20.1,22.3,23.4,22.4,21.7,18.9,17.5
1972,15,14.3,15,17.6,18.8,21,23.9,24.2,23.1,19.1,18.4,15.9
1973,14.9,14.1,16,16.3,17.3,20.2,22.7,24.4,23.2,20.7,18.4,17.3
1974,16,16,15.4,15.8,18.2,20,22,22.6,22.8,20.9,18.8,17.6
1975,15.8,15.3,16.6,16.3,18.9,20.8,23.7,23.8,23,20.7,18.4,15.9
1976,16.2,15.3,15.7,15.7,18.2,21,23.2,23.3,22.1,20.4,18.8,16.4
1977,15.8,15.8,16.1,16.4,19.6,20.8,23.3,24.5,23.4,20.6,18.7,16
1978,15.1,15.3,16,16.7,17.9,19.9,22.3,24.4,24.2,20.5,19.2,16.5
1979,14.7,15.6,15.4,16.1,18.7,20.7,23.6,24.8,24.4,20.8,19.3,17.7
1980,16.5,16.1,16.5,16.9,19.6,21.6,23.8,25.4,24,21.7,18.8,17.2
1981,16.1,15.6,17.2,16.4,18.2,20.3,22.4,24.7,24,20.9,19.3,17.8
1982,16.5,15.6,16.6,16.2,18.5,20,21.9,23.8,23.2,21.1,17.9,16.9
1983,16.1,15.8,16.3,16.8,18.1,19.5,22,23.6,23.8,20.7,18,16.9
1984,16.1,15.4,15.9,17.6,18.8,21,22.5,24.3,24.2,22.5,18.6,16.3
1985,15.9,15.3,16.6,16.8,18.5,20.8,22.8,25.4,24.6,21,18.1,16.3
1986,16.1,15.8,16.3,15.8,18.3,20.7,23.6,24.4,22.8,22.2,19.3,18.3
1987,17,16.8,17,16.3,17.9,21.1,23.9,24.9,23.9,19.9,18.7,16.8
1988,15.4,15.1,16.9,18.2,18.5,20.9,23.9,25.5,24.2,21.3,18.1,18
1989,16.6,16.1,16.5,17,18.4,20.9,24,25.1,23.2,20.6,17.6,16.3
1990,15.6,15.8,16.3,16.1,18.6,21.1,24.7,24,23.8,20.4,18.8,16.4
1991,15.7,15.7,16,16.9,18,22.5,24.6,25.3,24.5,21,19.3,17.6
1992,16.8,15.6,17.8,18.3,18.6,20.4,23.8,24.8,24.1,21.6,20.3,17.2
1993,16.8,15.8,15.8,16.7,17.1,20.4,22.9,23.1,23.1,20.1,17.8,16.5
1994,15.5,15.3,16.6,17.1,18.2,19.8,22.6,23.8,24.4,22.5,19.7,18.2
1995,17.7,17.2,17.5,18.1,18.9,21.7,23.8,25.4,23.6,21.3,18,17.3
1996,14.5,14.7,15.7,16.5,17.4,20.9,23,24.9,24,22,19.4,16.5
1997,15.7,16.2,17,17.7,18.8,20,22.8,24.6,24.1,22.5,19.3,18.1
1998,16,15.7,16.9,17.5,19.1,21,24.4,25.9,24.8,23,18.8,17.8
1999,17.1,17.3,16.7,18.7,18.7,21.9,24.6,26.1,24.5,21.6,18.6,18.6
2000,16,17.4,17.2,16.3,18.4,21.3,22.5,23.9,23.2,21.4,19.4,16.4
2001,16.3,15.7,16.4,17.7,18.7,21.1,24.2,25.1,24.5,20.8,19.2,17.5
2002,16.6,16.4,15.6,17.7,19.6,21.2,23.6,25.2,23.7,20.4,18.9,17.2
2003,16.8,15.5,15.9,16.1,20.3,21.6,23.5,24.7,24.2,20.5,18.3,18
2004,17.8,16.3,16.8,17.1,19,22,23.6,24.9,24.1,21.2,19.2,17.1
2005,16.9,15.5,16.8,17.6,18.4,21,22.7,24.9,24.3,20.9,18.1,17.3
2006,16,16.2,17.1,17.4,19.3,20.7,23.4,24.9,24.2,20.9,18.8,17
2007,16.6,16.9,16.9,17.4,19.5,20.4,23.3,24.4,23.8,21.6,19.5,17.7
2008,17.3,15.9,18.1,17.7,18.9,21,24.9,25.6,24.6,22.8,18.2,16.8
2009,16,15.5,16.4,17.1,18.6,21,23.4,24.7,23.7,21.4,18.8,17.2
