1901,17.8,16.7,16.6,14.9,12.7,10.9,10.1,9.7,11.4,13.9,17.3,16
1902,17.9,16.9,16,15.9,13.5,10.9,10.8,10.1,13.7,14.6,16.6,16.6
1903,17.2,16.6,16.8,15.7,13.9,12,10,10.9,10.8,13.5,15.8,16.3
1904,16.4,16.4,16.3,14.9,13.6,10.7,9.6,10.8,11,15,17.2,16.9
1905,17.3,16.6,16,14.4,13.7,12.4,10.1,11.1,11.2,15.2,15.5,16.3
1906,18.2,17,17.3,15.7,13.2,11,10.1,10.2,11.7,13.8,15.7,16.3
1907,17,16.7,15.9,15.2,13.2,11.1,9,10.6,12.4,15.7,16.2,15.8
1908,17.3,16.4,16.9,15.4,12.5,11.7,10.1,11.3,13.1,15.7,16.8,16.2
1909,16.7,16.6,16.3,15.2,12.6,9.9,11,10.7,13,13.4,16.3,16
1910,17.2,16.8,16.3,15.6,12.6,10.2,9.8,10.8,12.4,14.8,14.5,15.6
1911,16.8,16,15.9,14,12.4,10.5,10.4,10.6,12.3,14.9,15.8,17.6
1912,17.7,16.4,17.2,15.7,13.8,11.3,10.2,11.2,13.6,14.9,17.3,16.6
1913,16.5,16.4,17.1,14.4,14.1,10.8,9.8,11.6,12.7,15.5,15.9,16.1
1914,16.7,17.3,16.5,15.7,13.3,11.7,10,11.2,12.9,14.6,15.3,17.5
1915,17.4,17,16.6,16.1,13.5,10.9,10.9,10.1,11.9,15.6,16.2,16.5
1916,17.2,16.5,16.7,15.5,12.8,10.9,8.9,10.9,12.1,14.5,14.9,15.1
1917,16.4,15.4,15.8,15,13.9,11.4,10.8,10.7,11.7,12.6,15.5,15.3
1918,17.2,16.2,16.1,14.5,12.7,11.3,9.8,10.2,12.3,15,16,16.7
1919,17.2,16.9,16.7,14.4,11.8,10.9,9.2,11.8,13.6,14.5,16.9,17.1
1920,17,16.5,16.2,14.3,13.2,9.9,9,10.9,13.6,15.6,15.7,15.9
1921,16.6,16.5,15.8,14.4,12.8,10.8,10,10.7,12.5,15.1,15.8,15.8
1922,16.2,16.3,16.3,13.5,12.6,10.3,9.1,10.7,11.6,14,16.1,16.9
1923,17.6,16.9,17,15.8,13.8,11,10.9,10.2,13.1,14.9,16.8,16.7
1924,17.2,16.6,17.2,14.9,13.6,11.1,10.7,11.2,12.6,14.3,15.9,16.1
1925,16.8,16.7,16.2,15.7,12.5,12.4,11.3,10.4,14,15.1,15.9,16.8
1926,17.9,17.5,17.7,16.6,13.9,12.5,10.9,11.5,13.6,15.2,17.2,17
1927,17.1,17.1,16.1,15.4,13.3,11.2,9.7,11.2,12.6,14.9,16.1,17.4
1928,16.6,17.1,17,16.3,14,10.9,10.2,11,12.5,15.1,16.5,16.6
1929,17.7,15.7,17.4,15.9,13.2,11.8,11,11.1,12.7,15.9,16.7,16.2
1930,16.4,17.2,16.4,15.3,12.1,10.5,9.9,9.9,13.8,14.2,16.6,16.9
1931,16.5,16.7,16.1,15,12.9,10.6,10.2,10.4,11.4,13.5,14.9,16.1
1932,17.2,16.4,16.6,14.5,11.9,10.7,10.1,10.7,11.7,13.8,16.5,16.3
1933,17,16.1,15.8,15.1,12.8,10.6,10.1,10.6,11,14.4,16.6,16.3
1934,16.7,16.5,16.7,15.3,13.2,9.6,10,9.5,11.2,13.8,15.7,15.7
1935,16.8,16.3,16.7,14.7,13.6,11,8.7,10.9,13,14.7,15.3,16.1
1936,16.8,17.6,16.9,15.3,13.4,10.5,9.9,10.2,12.1,15.3,16.2,16.2
1937,16.7,16.9,16.1,15.2,12.7,11.6,9.9,10.4,13.3,14,17.3,16.7
1938,17.3,16.8,16.9,15.8,13.6,10.5,10.7,11.2,12.3,14.3,15,17
1939,17.3,17.2,16.4,15.3,13.5,11.3,10.5,10.2,12.6,14.6,16.2,16
1940,16.3,16.4,16.1,15,12.5,10.6,9.8,10,11.4,13,15,16.3
1941,15.8,16.8,16.8,15.7,13,11.5,10,10.8,12.7,14.3,15.7,16.9
1942,17.3,17.3,17.1,15.3,12.5,10.9,9.8,10.9,12.4,12.7,15.5,16.4
1943,16.5,16,16,15.5,12.6,10.5,9.6,10.7,10.2,13.3,15.5,16.3
1944,16.7,16.9,16,14.7,12.8,12.4,9.8,10.7,12.3,13.3,16.2,16.3
1945,17.6,16.4,16.9,15.9,12.7,10.4,9.7,10.4,12.1,15.4,15.4,16.2
1946,17.1,17.3,16.3,15.1,13,10.7,10.5,10.8,10.8,14.4,15.3,16.7
1947,17.5,17.4,15.9,15.7,13.1,10.9,11.3,10,11.9,13.8,15.5,17
1948,17.2,16.9,16.7,16.1,14.4,11.4,10.6,10.6,11.8,13.8,15.6,15.9
1949,17.6,17,16.5,14.9,13.1,10.9,10.3,11.3,12.6,14.7,16.1,17.1
1950,17.5,16.2,16,15.1,11.8,10.6,9.5,10.4,10.7,13.4,15.6,16.4
1951,15.6,15.1,15.4,14.6,12.5,10.3,10.2,11.4,11.3,13.4,14.5,15.8
1952,16.1,16.5,16.4,15,13.2,10.2,9.9,10.4,11.4,12.6,13.6,15.4
1953,16.1,15.8,16,14.9,12.6,12,10.2,9.7,10.9,12.4,15.4,16.2
1954,16.2,16.8,15.8,14.8,13,10.8,10.2,10.5,11.1,13.9,14.7,16
1955,16.6,16.7,15.9,14.1,12.4,10.3,10.4,10.5,11.5,13.5,15,15.9
1956,15.9,15.4,15.9,14.5,11.9,10.3,9.7,10.2,11.5,13.1,15.4,15.9
1957,17.1,15.9,15.7,14.5,12.4,10.8,9.8,10.5,11.9,13.5,15.8,16.2
1958,16.7,16.8,16.6,15.5,12.1,10.5,10.2,10.8,12.2,12.7,15.1,16
1959,16.5,16.5,16,14.2,12.7,10.8,9.6,10.3,11.5,12.5,15.3,16.6
1960,16.7,16.2,15.1,14.4,12.9,11.3,9.8,10,10.6,12.2,13.7,15.1
1961,16.7,17.3,16.5,16.1,14.3,11.9,11,10.6,11.1,13.8,15.5,16.1
1962,17.2,16.7,16.1,14.9,11.9,10.4,9.6,10.2,11.1,12.2,15,16.2
1963,16.4,16.4,15.9,15.3,11.8,10.6,10.1,9.3,10.9,13.8,14.1,15.7
1964,16.6,17.3,16,14.7,11.8,10.7,9.1,9.5,10.7,12.3,15,15.2
1965,15.5,16.2,15,14.3,11.6,10.1,9.7,10.4,11.2,12.3,14.3,15.7
1966,16.5,16.4,15.3,15.3,13.5,11,9.8,10.2,12.3,12.4,14.7,16.1
1967,16.8,16.8,16.7,15.4,13.3,11.3,11,10.4,11.7,13.6,14.5,15.5
1968,16.1,16.1,15.8,14.4,12.5,10.3,9.5,10,11.1,12.9,14.5,15.6
1969,16.7,16.9,17.3,16.1,13,10.4,10.2,10,12.2,14.8,16.1,17.2
1970,17.1,17.4,17,15,13,11,10.5,10.3,11.3,13.8,15.8,16.1
1971,16,16.6,15.9,15.1,13.1,9.9,10,9.4,10.8,13.2,14.4,15.7
1972,16,15.6,15.7,14.8,13.1,9.9,10.5,11.1,11.1,13.1,15,16.4
1973,16.2,16.3,16.2,14.4,12.5,10.7,9.8,9.6,11.5,13.1,15.3,15.2
1974,15.7,15.4,15,14.6,12.8,10.1,9.7,9.7,10.4,12.3,14.9,15.8
1975,16.2,15.7,15.5,14.9,12.3,10.3,9.7,9,10,12.1,14,15.5
1976,15,16,15.6,14.9,12.7,10.4,10.2,10.6,11.1,12.9,14.9,15.9
1977,16.4,15.9,16,14.6,13,10.9,9.8,10.9,11,13.9,14.9,16.6
1978,17.4,17.1,15.5,14.6,12.1,10.2,9.8,9.9,12.3,13.7,14.5,15.9
1979,16.3,16,16.1,14.3,12.1,9.8,9.6,10.2,11.9,13.6,14.7,16.2
1980,16.4,16.7,16.4,15.4,12.4,10.5,9.8,9.5,11.1,13.3,15.3,16.2
1981,16.9,16.6,16.2,14.5,12.1,10.4,9.2,10.7,11.2,13.2,15,16.2
1982,16.1,16.6,16,15,12.3,11.2,11.1,10.5,11,12.7,14.9,15.8
1983,16.4,17.3,16.8,15.1,13.2,11.5,10.4,10.2,10.9,13.2,15.6,16.1
1984,16.4,16.3,15.7,14.4,12.4,10.1,8.8,9.6,11.5,12.6,14.6,16.3
1985,16.7,16.5,15.8,14.2,12.1,10.4,10,10.1,11,11.8,14.5,15.9
1986,16.6,16.5,15.8,15.2,12.2,9,9,9.9,10.8,12.6,14.6,16.1
1987,16.3,16.9,16.7,15.3,12.5,9.9,10.8,10.3,11.6,13.5,14.6,17.4
1988,17,16.4,16.3,15.5,11.8,11.3,10.2,10.3,10.7,13.3,14.5,15.8
1989,16.3,15.8,16.1,14.4,12.2,10.7,10.3,9.9,11.2,13.2,14.8,16.1
1990,16.8,17,16.4,15.7,12.8,11,9.3,10.8,11.9,13.9,14,15.7
1991,17.5,16.9,17.3,15.2,13.4,10.7,9.5,10.1,11.6,13.4,15.2,15.8
1992,17,16,17.6,15.5,13.4,10.7,8.9,10.1,11.2,13.4,15.8,17.4
1993,16.9,16.5,15.5,15.2,12.8,11.4,9.7,10.1,10.8,13.1,14.7,16.3
1994,16.6,17.7,16.2,16.3,13.3,11.5,8.9,11.5,12.5,13.5,15.5,16.8
1995,16.6,16.9,16.9,15.5,13.1,11.1,10.2,10.7,12,13.4,15.1,16.7
1996,16.7,16.5,16.8,15.7,13.1,10.9,9.9,9.7,12.5,12.6,16,16.4
1997,16.4,16.5,16.8,15.5,12.9,11.1,9.9,10.9,12.9,12.8,16.6,16.8
1998,17.3,17.6,17.5,15.4,13.2,11.1,9.7,10.6,11.4,13.2,15.2,16.2
1999,16.3,17,16.4,14.5,12.8,10.7,9.4,10.2,11.5,12.8,14.5,16.5
2000,16.8,16.1,15.8,15.5,13.2,10.8,10.1,10.8,11,13.4,15.3,16.3
2001,16.9,17.2,17.7,15.4,13.1,10.6,10.1,10.2,11.3,13.2,15.2,16.3
2002,16.3,16.8,16.7,15,12.8,10.5,10.4,11.6,11.6,13.3,15.9,16.6
2003,16.5,16.7,16.8,15.4,14.3,10.8,10,10.1,11.3,13.9,15.6,16.5
2004,16.5,16.5,16.1,14.9,12,9.8,9.9,10.6,13,13.9,14.8,16.4
2005,17.1,17.6,17,15.4,13.3,11.4,9.8,10.9,12,13.8,15.6,16
2006,16.7,17,16.5,15.1,12.9,11.2,10.4,10.7,11.5,13.8,15.9,17.3
2007,17.2,17,16.7,15.3,13.5,11.3,10.4,10.7,12,13.6,15.7,16.8
2008,16.8,16.9,15.9,14.4,12.7,10.5,10.6,10.6,11.6,14.1,15.6,17.1
2009,17.5,17.6,16.5,15.2,13.1,11.5,10.5,10.5,11.9,13.8,15.5,16.9
