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