1901,17.1,17.3,17.6,16.3,13.5,9.9,9.8,11.5,14.3,16.3,17.4,17.3
1902,17.1,17.3,17.3,16.8,13.3,10.6,10.6,12.1,14.9,16.3,17.6,17.9
1903,17.3,17.7,17.6,16.9,14,10.5,9.8,11.9,15.9,17.4,17.2,17.1
1904,16.8,16.9,16.7,16.5,13,10.6,9.7,11.4,13.8,16.8,17.6,16.8
1905,17.2,17.3,17,16.1,13.4,11.3,9.7,12.1,15.3,17.7,17.6,17.8
1906,17.8,17.1,17.3,16,13.6,10.3,10,11.4,14.5,16.6,16.8,17.4
1907,17.3,17.1,17.3,16.3,13.5,10.1,9.3,10.9,14.3,17,17.2,17.6
1908,17.1,17.3,17.4,16.7,12.8,10.3,9.9,12,14.8,17.5,17.9,17.6
1909,17.2,17.6,17.5,16.4,13.5,10.1,10.1,11.9,14.5,17,17.4,17.8
1910,17.3,17.4,17.3,16.1,13.1,10.2,9.8,11.6,14.3,16.5,17.3,17.4
1911,16.9,17,17,16,13.3,9.7,9.3,11.3,14,17.2,17.7,18.4
1912,17.8,17.9,17.1,16.9,14.4,10.1,9.6,11.2,14.8,16.7,18.6,17.2
1913,17.2,17.5,17.2,16.4,13.5,9.8,10.2,11.8,14.9,17.5,18.1,18.1
1914,17.7,17.4,18.2,16.8,14,10.7,9.9,12,15.4,17.8,18.3,17.9
1915,17.5,17.5,17.6,16.9,13.5,10.7,10.8,11.9,15.2,17.9,18.2,18
1916,17.5,17.8,18.1,16.8,13.5,10.5,10.1,11.5,15.1,17.8,17.6,17.8
1917,17.6,18.2,17.8,16.6,14.2,10.8,10.4,11.7,14.5,17.3,17.8,17
1918,16.6,17.3,17.3,15.9,13.2,9.8,9.8,10.6,14.6,18.1,18,17.8
1919,17.5,17.3,17.6,16.9,12.9,10.2,9.8,11.2,14.5,16.5,17.4,17.8
1920,17.8,17.9,17.6,16.2,14,10.6,10.1,11.7,15.5,18,18.1,18.1
1921,17.7,18,17.9,16.5,13.5,10.6,9.9,11.3,14.6,17.4,17.6,17.5
1922,17.8,17.5,18.1,16.8,14,10.7,10,12.7,15.3,17.2,18.2,18
1923,17.6,17.5,17.6,16.7,13.5,10.5,9.9,11.7,14.2,17.5,17.8,17.4
1924,17.2,17.4,17.4,15.3,13.7,10.8,10.3,11.9,15.1,17.5,17.9,17.4
1925,16.7,17.4,17.6,16.7,13.4,10,9.5,10.9,13.8,16.7,18,18
1926,17.1,17.2,17.1,16.1,13.7,9.8,10.2,11.1,15.2,17.5,17.5,17.7
1927,17,17.4,16.6,16.3,13.3,9.8,10.2,11.2,14.2,17.2,17.1,17
1928,17.1,17.5,17.9,16.6,13.5,10.9,9.5,11.4,14.8,17.9,17.4,17
1929,17.1,17.1,17.1,16.2,13.5,10.6,10.3,11.2,15,17.7,17.9,16.9
1930,17.1,17,17.4,16.8,13.4,10.5,10.3,11.4,14.5,17.1,17.2,17.3
1931,17.5,17.6,17.6,16.6,14.6,10.1,11,11.9,15,17.5,17.2,17.2
1932,17.4,17.6,17.3,16.6,14.3,10.8,10.2,11.7,15.6,17.3,17.3,17.3
1933,17.3,17.1,17.8,16.4,13.5,11.3,10.5,11.6,14.1,17,16.9,17.4
1934,17,17.6,17.4,16.5,14.8,11.4,11.1,13.1,14.4,16.7,17.6,17.3
1935,17.3,16.5,17.4,15.9,14.4,10.3,10.1,11.1,15.2,18.1,18.1,17.7
1936,17.3,18.4,17,16.6,14.6,10.5,10.4,11.3,14.4,17.4,18.4,17.1
1937,17.8,17.9,17.1,16.2,13,10.3,9.4,10.6,14.6,16.4,18,17.1
1938,17.8,17.7,17,17,13.6,10.5,10.2,11.3,15.3,17.6,17.7,17.4
1939,17.3,17.7,17.4,16.1,14.5,11.4,10.8,12.8,14.7,17,17.3,17.3
1940,17.1,17.6,17.4,16.7,13.5,11.3,10.2,12.6,16,16.4,17.4,17.6
1941,18.2,18.3,17.7,16.7,13.6,10.8,10.3,12.3,15.1,17.3,17.2,17.3
1942,17.7,18,17.6,16.3,14.1,11.7,10.8,13,15,16.4,16.1,17.1
1943,17.8,17,16.8,16.1,14.5,10.8,10,11.6,14.1,16.6,17.5,17.1
1944,16.8,17.3,16.7,15.6,13.4,11.9,10.9,11.8,15.3,17.6,17.6,17.9
1945,17.7,17.7,17.5,16.3,13.7,9.5,9.8,11.3,13.9,18,17.9,17.1
1946,17.4,17.7,17.7,16.6,14.2,10.6,9.7,10.7,14.8,18,17.9,17.6
1947,17.2,17.1,17.8,16.9,13.6,10.9,10.1,10.9,14.7,17,18.2,17.1
1948,16.9,17.7,17.2,16.7,14.3,11.1,10.5,11.9,14,16.9,17.2,17.8
1949,17.4,17.1,16.8,16.4,13.7,10.7,10.9,12.5,15.4,17.3,18.5,17.4
1950,17.5,17.5,17.5,16.1,12.3,10,10.6,11.4,13.9,15.9,16.7,16.9
1951,16.6,16.2,17.1,16.1,13.1,9.6,9.2,11.4,14.7,16.4,17.4,17.1
1952,17.9,17.8,17,16.6,13.4,11.3,10,11.4,14.6,16.6,16.8,17.2
1953,17.1,17.6,17.4,16.9,13.8,9.6,10.1,11.5,14.3,17.2,17.9,17.6
1954,17.4,17.2,16.8,15.5,13.7,9.6,9.1,12.1,14.6,16.9,17.3,17.2
1955,17.1,17.3,17.3,16.2,13.8,10.5,10.4,10.6,15,16.8,17.2,17
1956,16.7,17,17.2,16.7,13.4,10.3,8.6,11.3,13.7,15.9,17.2,16.8
1957,16.8,16.9,17,16.4,13,9.2,9.9,12.3,15,16.2,17.1,17.6
1958,17.8,17.6,17.3,17,12.7,11,9.4,11.2,15.5,16.7,17.3,17.5
1959,17.3,17.5,17.1,16.2,12.8,11,11,12.1,14.7,15.6,17.1,17.1
1960,16.7,17,16.9,15.8,13,11.7,9.4,11.9,14.7,17.2,17.3,17.7
1961,17.7,17.5,17.9,17.4,14.5,11.6,11.9,11,14.8,17.3,17.5,17.4
1962,17.5,17.4,17.1,17,11.9,10.5,10.9,12.6,14.7,16.7,17.6,17.7
1963,17.1,17.4,17.3,15.9,12.4,9.4,11.2,11.3,15,17.5,17.3,17.3
1964,17.8,17.9,17.4,15.5,12.9,10.5,9,11.7,13.9,16.5,17.1,17.1
1965,16.7,16.9,17.1,15.4,12.1,9.9,9.4,11.3,14.5,16.2,18.1,17.4
1966,17.5,17.7,17.1,16,14.3,11.2,10.3,12.4,15.4,16.6,17.6,17.3
1967,17.4,17.6,17.4,16.5,13.5,11.8,9.3,11.4,14.6,17.2,17.3,17.3
1968,17.2,17,16.7,15.4,12.7,10,10.1,11.8,14.9,16.7,17.3,16.9
1969,17.2,18.4,18,17.8,14,10.1,10.5,12.8,15,17.4,18,17.4
1970,17.6,18.1,16.9,16.4,13.1,10.9,10.8,12.8,15.3,16.8,17.6,17.1
1971,17.2,17.1,16.9,16.1,12.9,10,10.8,11.3,14.7,16.3,16.9,16.7
1972,17,17.1,17.2,16.7,15.1,10.1,10.3,11.7,15.3,17.2,17.4,18
1973,17.6,16.3,17.7,16.5,13.5,9.9,8.6,11.5,14.9,17,17.3,16.5
1974,16.4,17,17.1,15.9,13.8,9.2,10.2,11.7,13.7,16.8,17.1,17.3
1975,16.9,17,17.2,16.6,13.1,10.6,10,11.2,14.3,15.6,17.3,17.1
1976,17,16.8,17.2,16.4,12.5,9.8,9.2,10.6,14.8,17.1,17.5,17.7
1977,17.5,17.8,17.2,16.1,14.2,9.8,10.1,12,15.2,17.6,17.7,18
1978,17.3,17.9,17.5,16.8,13,9.7,9.1,12.1,15.2,17.1,17.5,17.8
1979,16.9,17.6,17.6,16.5,13.4,9.8,9.9,11.7,14.4,17.1,17.9,17.5
1980,17.2,17.2,17.4,16.7,13,8.8,9.5,11.4,14.9,16.9,17.6,17.4
1981,17,17.6,17.8,15.5,12.2,9.2,8.6,11.5,14.6,16.7,18.1,17.9
1982,17.8,17.7,17.3,16.7,14,10.9,10.5,11.6,14.8,16.7,17.5,18.7
1983,17.8,18.5,18.5,17.3,14.6,11.8,11.5,10.8,15.3,17.1,17.9,17.5
1984,17.2,17.5,17.6,16.2,14,11,10.7,11.6,14.9,17.8,16.8,17.3
1985,17.8,17.5,17.7,16,13.7,10,10.4,11.6,15.6,17.3,17.6,17.6
1986,17.7,17.2,17,16.8,13.9,9.9,9.5,11.8,14.7,17.2,17.4,17.6
1987,17.6,17.9,17.6,16.1,14.4,9.5,10.1,13.2,15.9,16.9,19.2,18
1988,17.6,18.1,17.7,16.8,12.9,11.9,10.9,12.2,15.3,17.3,17.2,17.3
1989,17.4,18,17.3,16.4,13.5,10,10,11.8,14.4,16.8,17.8,17.6
1990,17.2,17.4,17,16.6,14,11.6,9.5,11.7,14.4,17.4,18.6,17.8
1991,17.6,18.4,17.5,17.1,15.3,10.3,10.5,11.4,14.3,16.7,17.5,17.2
1992,17.4,17.8,18.3,17.1,15.2,11.1,10.8,11.3,17.5,16.1,16.8,17.6
1993,17.3,17.2,16.8,17.3,14.5,10.4,11.2,11.9,14.4,17.9,18.2,18
1994,17.3,18.3,18,17.2,15.1,10.6,10.6,14.1,16.2,17.7,19.6,18
1995,17.6,17.6,18.3,17.1,14.8,10.7,11.4,14.4,15.4,18.5,20.1,18.7
1996,18,18.3,17.7,15.9,14,10.6,10.6,13,15.9,18,19.4,19.1
1997,19.1,18.5,18.3,17.4,14.5,12.3,11.1,12.6,16,17.6,18.5,18
1998,18.4,17.8,18.6,15.9,15.2,10.9,11.5,13.4,14.4,17.3,19.6,17.7
1999,17.7,19,17.2,15.8,13.8,10.9,10.2,11.9,13.8,16.7,18,19
2000,18.2,17.6,17.5,17.1,14.1,11.2,10.1,11.9,15.5,17,16.5,17.1
2001,17.1,17.7,17.6,16.9,14.2,10.8,10.5,12.9,15.6,18.3,18.3,18.3
2002,17.3,17.2,18.2,17.1,14.2,10.7,12.4,13.1,15.8,18.3,18.5,17.9
2003,18,18.3,17.6,16.5,13.4,12,10.2,12.3,16,17.8,19.1,18.1
2004,18.2,18.2,18.2,16.9,13.3,10.3,10.1,12.5,15.7,17.8,17.6,17.9
2005,18.1,19.4,18.9,17,14.2,12,11.9,13,15.6,18.2,19.6,19.4
2006,16.8,17,17.4,16.4,14.4,10.8,10.8,12.9,14.4,17.9,18,17.8
2007,17.3,17.8,17.6,17,14,11.1,10.1,12.2,15.5,17.4,18.1,17.4
2008,17.3,17,17,16.3,14.2,10.6,10.5,11.9,14.9,17.7,18.2,17.5
2009,17.3,19.2,17.6,15.6,13.8,11.5,10.5,12.6,16,18,18,18.4
