1901,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1902,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1903,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1904,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1905,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1906,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1907,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1908,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1909,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1910,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1911,17,17,16.9,16.7,15.4,13,12.4,12.9,13.7,15.1,16.5,17.1
1912,17,17,16.9,16.7,15.4,13,12.4,12.8,13.6,15.1,16.5,17.1
1913,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1914,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1915,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1916,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1917,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1918,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1919,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1920,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1921,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.6,17.3
1922,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.6,17.3
1923,17,16.6,16.9,16.5,15.4,12.8,12.5,12.6,13.3,14.8,16.1,16.9
1924,17,16.9,16.7,16.7,15.4,13.2,12.4,13.2,13.8,15.2,16.6,17.2
1925,17,17,16.9,16.7,15.4,13.1,12.6,13,13.7,15.1,16.5,17.2
1926,16.6,16.9,16.8,16.6,15.3,13,12.8,12.9,13.8,15,16.3,17
1927,16.7,16.6,16.7,16.4,15,12.9,12.2,12.9,13.3,15.1,16.1,16.8
1928,16.5,16.8,16.7,16.7,15.4,13,12.4,13,13.6,15.2,16.3,17
1929,16.6,16.7,16.6,16.4,15.1,12.8,12.5,12.7,13.5,15.1,16.5,16.8
1930,17,16.8,17,16.8,15.4,13,12.5,12.7,13.5,14.8,16,17.2
1931,17,17,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1932,17,17.1,16.9,16.7,15.4,13,12.5,12.9,13.7,15.1,16.5,17.2
1933,17.3,17.3,17.1,16.8,15.7,13.5,12.9,13.2,13.9,15.3,16.2,17.3
1934,16.6,16.3,16.4,16.7,16.5,13.1,12.9,13.7,13.7,15.5,16.9,17.4
1935,17.4,17.3,17.2,16.4,16,13,12.1,12.3,14,16.1,16.6,17.4
1936,17.2,17.5,17.2,17.1,16.4,13.2,12.7,12.6,13.5,15.8,17.3,17.1
1937,17.5,17.8,16.9,17.8,15.9,13.2,12.6,13,14.5,15.8,17.7,17.3
1938,16.9,17.3,17.2,16.9,15.5,13.1,13.3,13.2,14.1,15.6,16.8,17.2
1939,16.7,17.4,17,16.9,16.5,13.1,13,13.7,14.2,15.3,16.7,17
1940,17.5,17.3,17.3,16.1,16.1,13.8,12.8,13.2,14.1,14.6,16.7,17.6
1941,17.3,17.2,17.2,17.2,16.6,13.5,12.7,13.6,14.3,15.4,17,17.8
1942,18.2,18.1,18.5,17.7,16.5,14,12.7,13.7,13.7,15.2,16.9,18
1943,17.2,17.4,17.4,17.6,16.5,13,12.6,13.1,13.4,14.8,16.7,17.4
1944,16.8,17.6,17.6,17.8,16.3,13.9,13,12.9,14.6,15.8,18,18
1945,17.9,18,17.8,17.9,16.8,12.2,12.3,13.1,13.4,16,16.8,18.4
1946,17.6,17.3,17.6,17.7,16.8,13.3,12.5,12.7,13.4,15.1,17.2,18.7
1947,18.8,18,18.1,17.6,15.7,12.8,12.8,12.6,14,15.1,16.8,17.2
1948,17.1,16.8,17.2,17.2,16.6,13.8,12.9,13.4,13.9,15.4,16.3,17.1
1949,16.9,16.4,16.5,17.1,16,13.7,13.4,14.1,14.4,15.7,17,17.3
1950,16.7,16.7,17.3,16.9,14.9,12.9,12.7,12.9,13.4,14.7,15.9,16.9
1951,17.2,17.6,16.7,16.5,15.3,13.4,12.5,13,14.6,15.7,16.9,17.8
1952,17.9,17.9,17.5,17.2,16,13.6,12.7,13.1,14.2,15.2,16.8,17.6
1953,17.9,17.3,17,17.1,15.6,13.3,12.7,13.2,13.8,15.3,16.8,17.6
1954,17.2,17.6,17.1,16.7,15.5,13,12.6,13.3,14.2,14.9,16.4,17.5
1955,17.5,17.1,16.5,16.4,15.1,13,12.7,12.7,13.8,14.9,16.6,17.5
1956,16.3,16.7,16.9,16.6,15.3,12.9,11.6,13,13.1,14.7,16.4,17.1
1957,17.6,17,16.9,17.5,16.3,12.9,12.8,13.4,14.4,16.1,17,17.9
1958,17.6,18,18.1,17.7,15.6,13.6,12.3,13.7,14.5,15.3,17.2,17.9
1959,18,18,18.2,17.2,15.4,13.6,13,13.5,14,15.7,17.1,17.9
1960,17.3,17,17.2,16.8,15.1,13.8,12.3,12.8,14,15.5,16.1,17.4
1961,16.8,16.6,16.4,17,16.4,13.3,14.1,13.7,15.1,16.5,17.6,18.4
1962,16,16.4,16.7,16.7,14.3,12.9,12.3,13.6,13.7,15.4,18.1,18.3
1963,17,17,17.1,15.9,15.2,13,13.1,12.8,14.3,16,17.3,17.8
1964,17.7,17.8,18.6,17.5,14.4,13.6,11.5,13.4,13,14.9,16.5,16.3
1965,16.8,17.3,17.2,16.6,15.1,12.2,12.3,13.2,14.3,15.7,17.5,17.3
1966,18.2,18.2,17.4,17,15.9,13.8,12.9,13.1,14.3,15.5,16.5,16.7
1967,17.4,17.6,18.2,17.5,16.8,13.9,12.8,12.9,13.9,15,16.8,16.9
1968,17.1,17,16.8,16.8,15.7,13.5,12.5,12.8,13.6,15.8,17,17.8
1969,16.7,17,16.8,17.4,15.1,13,12.5,13.1,13.9,14.9,16.6,16.7
1970,17.7,17.7,17.3,16.9,14.9,12.8,12.7,13.2,13.4,14.6,15.8,16.8
1971,16.7,16.6,16.1,16.2,14.8,11.9,12.5,11.5,13.1,14.1,15.2,16.5
1972,16.3,15.9,16.7,16.6,16,12.7,12.1,12.3,14.5,16.3,16.2,16.8
1973,17.4,18,17.2,16.4,15.2,12.2,11,12,13.1,14.5,16.2,16.2
1974,15.1,15.1,15.6,16.1,14.7,12.9,12.5,11.7,12,13.8,15.1,15.5
1975,16.3,15.5,16.7,15.8,15,12.8,11.7,11.6,12.9,13.7,14.6,17.1
1976,15.9,15.6,16.2,15.8,14.7,12.5,10.9,12.1,12.7,15.3,15.1,16.9
1977,17,17.5,16.6,17.3,15.3,11.4,12.1,13.1,14.4,15.1,16.7,17.2
1978,16.8,17.1,15,16.3,14.3,12.7,11.6,13.3,14.2,15.5,16.1,17.8
1979,17.8,17.8,16.3,17,15.7,13.2,12.6,14.3,13.8,14.3,16.5,18.6
1980,17.1,17.4,16.9,16.6,15.8,11.4,12.2,12.6,13.8,14.7,16.4,17
1981,16.9,17.8,16.6,16,15,12.5,11.2,12.6,12.9,14.6,16.1,18
1982,17.6,17.9,16.8,16.8,15.8,14.1,13.4,12.9,14.5,15.2,17.2,17.4
1983,17.6,17,17.5,17.1,16.3,14.6,13.1,12.5,13.1,14.8,15.5,15.8
1984,16.2,16.3,16.1,15.2,15.4,13.3,12.9,13,13.1,14.5,16.3,16.9
1985,16.6,17.2,16.6,16.3,15.2,12.5,12.3,12.6,13.7,14.7,16,17.4
1986,17.3,16.2,16.4,16.5,16.2,12.6,11.9,12.7,13.9,15.2,16.9,17.8
1987,17.8,17.6,18,17.7,16.5,13.4,12.9,14.5,14.9,16,17.3,18.3
1988,17.8,17.6,17.6,17.4,15.3,15,13.4,13.7,14,14.9,16.6,17.5
1989,17,15.8,16.8,16.6,16,13.7,13.1,13.7,14.2,15.4,17.1,17.4
1990,17.1,17.9,17.9,17.4,16.1,13.1,12.4,13.4,14,15.7,18.1,17.6
1991,17,17.8,17.9,16.6,16.3,13.2,13.1,13,13.5,15.5,16.5,17.4
1992,17.4,18.2,17.7,17.7,16.3,14.7,13.3,13.1,14.5,14.8,17,17.8
1993,16.9,16.5,17,17.4,16.4,13.4,12.1,12.8,13.6,15.3,17.2,17.7
1994,17.1,17.6,16.9,16.6,15.7,13.4,12.9,13.2,14.6,16.3,17.5,17.8
1995,17.8,17.5,17.4,17.1,16.2,13.1,13,13.9,13.9,16,16.6,17.9
1996,18.1,17.9,17.7,17,16.4,13.5,12.7,12.4,13.8,15.2,16.4,18.1
1997,18.4,17.7,17.7,17.4,15.9,14.9,13.4,13,14.6,16.5,18,18.2
1998,17.6,18.5,18.5,17.3,15.3,14,13.2,14.1,14.9,15.5,17.4,18.2
1999,18.3,17.4,17.7,17,15.7,13.9,13,13.7,14.3,14.7,16.8,17.7
2000,17.6,16.3,17.9,17.1,16.6,13.2,13,13.4,13.7,15.1,17.6,17.5
2001,17.4,17.2,18,16.7,15.7,13.5,12.8,13.5,14.4,16.1,17,17.8
2002,17.6,17,17.8,17.1,16,14,13.9,14.3,15,16.8,17.1,18.4
2003,18.3,17.8,18,17.7,17.4,15.2,13.1,13.6,14.4,16.8,17.2,17.9
2004,19,18.6,17.7,16.8,16.1,13.1,13.2,13.9,14.2,14.7,16.5,17
2005,17.4,18.3,17.6,16.9,15.8,14,12.7,13.2,14.1,15.4,17.4,18.4
2006,17.4,16.7,17.6,16.8,16.9,13.7,13.4,14.1,14.5,16.3,18.6,18.6
2007,18.3,18.9,17.9,16.7,16,13.4,13,13.7,15.4,15.5,16.8,18.6
2008,17.8,19.2,17,17.6,15.5,12.7,12.6,14.2,13.8,16.1,17.2,17.5
2009,17.3,19.1,17.5,17.3,15.8,14.4,13,14.4,15.1,16.8,17.6,19.2
