1901,16.5,17.2,18.5,21.8,21.1,20.5,20.1,20,20.4,19.4,17.7,14.9
1902,14.7,15.9,19.5,21.5,22,21.4,20.7,21,19.1,18.7,17.3,16.2
1903,15.6,16.9,19.9,21.8,21.5,21,20.1,19.8,19.1,18.6,16.2,14.6
1904,14.2,15.5,18.8,21.6,20.7,19.5,19.4,19.9,19.6,19.2,16.8,15
1905,14.9,17.1,19.3,21,21.7,21.2,20.7,20.4,19.6,19,17.6,15.3
1906,16.2,17.8,18.7,23,23.2,20.9,20.2,19.8,18.5,18.9,17.7,15.6
1907,14.7,16.7,19,20,21.4,20.3,20.1,19.2,19.8,19.5,17.5,15.7
1908,15.1,16.3,18.4,22.4,21.5,21.3,19.5,19.7,19.6,19.4,17.1,15.2
1909,15.3,16.8,19.6,21.1,21,20.8,19.6,20.1,18.8,19.3,18.3,16.6
1910,15.3,16.5,19.6,22.2,22.4,20.8,20.5,19.4,18.4,18.7,16,14
1911,15.2,15.1,19,21.6,21.6,20.6,19.8,19.8,20.3,19,17.8,15.9
1912,14.6,17.8,19.8,22.1,23,20.9,19.9,20,19.6,18.8,16.9,14.8
1913,14.1,16.9,19.6,22.3,22.3,20.7,19.6,20.2,20.4,18.7,17.3,16.5
1914,14.3,17.2,19.9,21.5,22.4,21.8,20.1,19.8,19.9,19,17.6,16.6
1915,15.7,17.4,19.1,21.8,22.1,21.3,20.7,20.9,19.9,19.7,17.8,15
1916,14.3,16.9,19.6,22.3,21.6,19.8,20.4,19.6,19.1,18.9,17.1,14.8
1917,14.1,15.6,18.3,21.3,21,19.6,20.7,20,19,18.2,17.5,15.3
1918,14.3,15.2,17.9,21.2,20.1,20.3,21.1,20.3,19.7,20.1,18.6,16
1919,16.3,17.7,19.3,22.6,21.5,20.3,20.4,20.2,19.8,19.4,17.6,15.9
1920,14.6,17.1,19.8,21.5,22.3,21,20.5,20.3,19.8,19.5,17.6,15.2
1921,15.9,16.4,19.7,21,22.7,20.8,20.3,20.2,18.9,18.8,16.6,15.1
1922,15.3,16.1,19.8,22,21.5,20.6,19.9,20.2,19.6,18.7,17.3,14.6
1923,14.5,16.4,18.5,21.4,21.9,21.6,19.3,19.9,19.2,19.4,18.5,16.7
1924,15.7,17.7,19.5,22.9,22.9,20.8,19.9,20.2,19.4,19.4,17.5,15.7
1925,15.8,16.7,19.3,22.4,20.3,20.9,20.1,20,20.2,19,17.5,15.8
1926,16,17.2,20.2,21.7,22.9,22.3,21.2,20.5,19.7,19.5,17.9,16.6
1927,16.6,18,20.8,23,22.6,20.9,19.6,20.4,19.9,19.3,17.4,16.6
1928,16.2,17.2,19.4,22.3,23.2,21.4,20.3,19.8,20.3,19.3,17.9,15.9
1929,16,17,19.1,21,21.8,20.9,20.9,21.2,20.4,19.2,17.6,16.5
1930,15.8,16.7,19.4,21.9,21.2,21.3,20.6,20.6,20.1,19.1,17.4,16.3
1931,15.3,17.1,20.1,22.7,23.1,21.6,20.9,20.9,19.6,19.8,17.8,15.8
1932,14.2,16.7,18.6,22.4,21.4,20.9,20.2,20.9,19.4,19.5,17.9,15.7
1933,15.1,17.2,19.1,21.9,21,19.8,20,20,19.1,18.6,18.1,15.5
1934,15.2,16.3,19,21.8,22.5,21.1,20.7,20.1,20.5,19.8,16.7,15.1
1935,15.5,17.3,19.7,21.7,22.9,21.4,20.1,20,19.1,19.3,16.8,16.1
1936,16.1,17.6,19,22.2,22.1,19.7,20.1,19.9,19.9,19.3,17.7,16.6
1937,15.2,17.9,20,20.1,22.1,20.9,20,20.8,20.1,19,17.3,15.7
1938,15.7,18,20.3,22.2,22.3,20.1,20.1,19.8,19.2,18.5,17.3,16
1939,14.7,16.3,19,20.7,22.2,21,19.7,20.1,19.3,19.4,17.1,15.4
1940,13.7,16.5,19.8,21.3,20.6,20.8,20,20,19.8,19.4,17.3,15.9
1941,15.8,17,20.6,22.6,22.5,20.7,21.2,20.8,19.5,19.6,18.1,16.1
1942,15.3,17.2,19.8,22.4,22.8,21.3,20.4,20.1,19.7,19.4,17.4,16.6
1943,15.7,16.4,20.1,21.4,20.6,20,19.7,20.3,18.6,18.1,17.6,15.4
1944,15.7,16.8,17.7,21.2,22.5,21,19.9,20.8,19.6,19.4,18,15.8
1945,15.7,18,19.8,21.6,22.4,21.3,20.5,20,19.4,19.6,17.2,16.1
1946,14.4,16.6,20.1,21.9,21.9,20.9,20.2,20,19.5,19.5,17.8,15.9
1947,15.9,16.4,19.7,21.1,23,21.2,20.1,20.4,19.1,18.8,17.3,16.1
1948,15.8,17.9,19.5,22.1,21.8,21.1,20.3,20,19.4,19.5,18.7,15.5
1949,14.8,16.6,20,22,21.7,20.7,20,20.1,18.8,19.7,17,15.2
1950,15.1,17.2,19.7,22.2,22.6,20.6,19.8,20.4,18.8,18.5,17,15.5
1951,14.9,16.1,19.2,21.1,21.4,19.8,19.8,20.7,20.3,19.6,18.2,15.2
1952,15.3,16.9,19.4,22.2,21.6,20.9,20.5,20,19.7,18.7,17.3,15.6
1953,15.2,15.9,20,20.7,22.8,21.6,20,20.1,19.4,19.2,16.8,15.2
1954,15.4,17.1,18.8,22.1,21.7,20.6,19.5,19.6,18.9,18.5,16.3,15.6
1955,15.1,16.9,18.9,21.2,20.6,21,20.2,19.3,20.1,19.5,16.6,14.3
1956,14.8,16,19.5,22.2,21.2,20.5,19.3,20.1,19.6,18.4,17.4,14.7
1957,14.5,16.4,18.2,21.1,22.2,20.7,20.2,20.4,19.7,19.8,17.8,16.6
1958,15.5,18,19.9,21.8,21.5,21.7,20.3,20.7,19.3,19.4,18.2,15.5
1959,15.8,17.2,18.8,21.9,22.3,20.8,19.7,20,19.9,19.9,17.7,15.7
1960,15.8,16.3,19.7,21.8,21.5,21.1,21,20.8,19.6,19.4,16.6,15.5
1961,15.5,17.7,20.3,22,21.6,20.5,19.8,20.3,19.4,19,17,15.6
1962,14.9,16.5,18.9,20.8,20.9,21.2,20.8,20.2,19.5,19,16.9,15.7
1963,14.6,15.1,18.9,20.7,21.6,20.8,20.9,20.3,20,19.3,18,15.7
1964,14.5,16.5,19.5,22.4,22.7,20.8,20.9,19.8,18.7,19.4,16.4,14.6
1965,14.1,16.3,19,20.8,22,20.8,20,20.2,19.9,20.2,18.2,16.5
1966,16.3,17.4,19.9,21.9,21.6,21.2,20.7,21,19.6,18.7,17.8,16
1967,14.6,15.2,18.4,21.3,22,21,19.3,19.4,19.1,18.2,15.2,16.7
1968,14.9,16.9,18.9,20.9,22.1,21.2,20.3,20.7,19.7,18.6,17.7,15.9
1969,14.9,17.3,20.1,22.1,21.8,21.2,20.4,20.7,19.1,18.9,17.7,16
1970,15.6,16.7,19.6,22.4,21.5,20.6,20.4,19.9,19.5,19,17.1,14.1
1971,15.8,16.5,18.4,21.3,21.5,19.9,20.5,20.2,19.9,18.8,16.3,15
1972,13.8,16.8,18,21.7,21.4,21.9,20.4,20.4,20.5,19.7,17.9,16.4
1973,15.1,17.2,19.6,22.8,22.4,21.3,21,19.5,19.8,19.2,17.3,15.3
1974,14.5,15.7,19,22.1,21.2,20.7,20.4,19.8,19.1,18.6,16.9,14.7
1975,14.4,17.4,19.6,22.1,21.5,20.4,19.7,20.1,19.2,18.9,16.6,14.2
1976,13.5,15.6,19,20.9,22.2,21.4,20.6,20,20,19.8,18.6,16.2
1977,14.6,16.9,19.3,22,21.1,20.9,20.3,20.3,20.2,19.4,18.7,15.7
1978,15.5,17.3,19.7,22.5,21.8,20.2,19.9,20.2,19.7,19.8,18.4,16.9
1979,16.3,18.1,19.9,22.7,22.5,21.5,19.6,20.7,19.9,19.7,19.2,17.3
1980,15.1,17.4,20,22.5,23,20.4,20.6,20.2,20.3,20,18.3,16.9
1981,16.5,17.5,19.6,22.6,22.5,21.1,21.3,20,19.9,20.1,18.1,15.8
1982,15.3,17.9,20.5,22.8,22.7,20.8,20.7,20.6,20,20.2,19,16.1
1983,15.5,19.5,21.6,23.2,23.3,21.7,21.2,20.7,19.3,19.6,17.1,16.2
1984,17,16.3,19.1,21.8,23,20.6,20,20.2,19.8,19,17.4,15.9
1985,16.6,18,20.2,22.6,22.5,20.4,19.9,20.3,20.2,18.7,17,16.7
1986,15.5,17.1,20.4,22.7,22.5,20.8,20.8,20.1,20.1,19.7,17.6,16.9
1987,15.4,16.1,19,22.4,22.4,21.1,21.4,20.4,20.8,20,18.4,16.9
1988,15.3,18.2,21.1,22,22.2,21.4,20.3,20.4,19.4,19.5,18,15.4
1989,15,16.2,19.3,22.2,22.1,20.7,20.2,19.8,19.7,19.7,17.8,16.1
1990,15.2,17.7,20.8,22.8,21.3,20.6,20.1,19.9,20.2,19.5,18.1,16.4
1991,16.7,17.8,20.7,22,22.6,20.9,20,19.6,20,19.4,17.2,15.5
1992,14,17.4,19,21.9,21.6,20.8,20.2,20,19.6,19.4,18.5,14.9
1993,14.9,16.4,19.6,22,22.6,21.3,20.4,20.3,19,19.4,18.2,15.9
1994,15.4,17.4,19.6,21.9,22.3,21.1,20.1,20.5,19.6,19.3,17.1,14.9
1995,15.2,17.6,19.3,21.8,21.1,21.7,20.6,20.7,19.8,19.3,19,16
1996,15.7,16.6,20.3,21.4,22.9,21,21.3,20.4,20,19,18.2,15.5
1997,15.5,17.1,19,21.2,22.4,22.4,21.3,20.6,20.4,19.6,19.4,18.3
1998,17.4,18.2,21,23.2,22.8,22.3,21.1,20.9,19.9,19.6,18.5,16.6
1999,15.2,17,19.9,21.9,20.8,20.7,20.9,20.6,20.2,19.9,17.9,15.2
2000,16.2,18.3,19.2,22.1,21.6,20.7,20.4,20.6,20.3,19.5,17.8,15.8
2001,16.3,19,20.7,22.6,22.4,21.3,21.2,20.4,20.7,19.4,18.5,16.2
2002,16.4,16.9,20.5,22.7,22.5,21.4,21.4,20.9,21.2,20.3,18.3,16.8
2003,16.2,18.8,20.5,22.5,23.8,22.6,21.5,21.1,20.5,20.1,18.4,16.7
2004,16.4,17.5,20.7,22.5,20.1,20.7,20.8,20.7,19.9,19.5,17.8,16.6
2005,17,18.2,20.6,21.4,22.5,21.8,21,20.7,20.1,19.3,17.2,16.6
2006,16.2,16.7,19.5,22.3,21.7,21.2,21,21.2,21.1,20.5,18.8,16.5
2007,16.3,17.7,20.8,22.1,22.6,21.5,21.3,20.7,20,19.8,18.2,16.4
2008,16.7,17.9,18.4,21.5,22.7,21.2,21.2,20.7,20.1,19.7,18.4,16.9
2009,15.8,18.3,20.3,22.5,22.1,21.4,20.8,21.1,20.2,19.9,18.9,17.2
