1901,18.4,18.9,18.4,16.6,16.6,15.7,15.5,16.5,19.4,19.3,18.9,18.3
1902,18.6,18.1,18.2,17.8,17.1,16,15.1,14.2,18.6,18.6,18.9,19.1
1903,19,19.8,17.4,16.3,15.1,14.9,15,15.2,18.7,17.5,17.8,17.5
1904,17.8,17.8,17.3,16.9,15,14.5,15.2,15.6,18,17.9,18.8,18
1905,18.1,18.4,17.8,16.4,16.2,15.9,14.8,15.6,17.9,19.8,19.1,18.7
1906,18.1,19,18.4,17.9,16.8,13.1,14.7,15.9,17.9,18.4,19,18.4
1907,18.2,18.1,18.8,16.4,14.8,14.1,14,14.5,18,18.1,19.2,19
1908,18.9,18.2,18.3,16.6,15.6,15.1,14.8,14.1,17.7,17.1,18.6,18.4
1909,19,18.1,17.5,16.8,14.3,13.5,13.8,15.4,18.3,18,18.9,18.2
1910,18.1,17.9,16.9,17.2,14.8,15.3,14.8,16,17.9,17.9,19,18
1911,18,18,16.6,16,14,12.7,12.9,14.3,17.3,18.2,19.1,19.5
1912,19.1,18.9,18.1,17.1,15.6,13.1,11.2,14.1,16.1,17.1,18.2,17.7
1913,17.5,17.3,17.2,16.1,13.5,12.8,12.5,13.8,15.8,17.7,17.9,18
1914,17.5,16.9,18.4,15.9,13.7,14.4,13.6,12.9,15.1,17.2,16.4,17.7
1915,19.1,17.7,16.6,17.4,15.6,12.2,14.2,14.2,15.1,16.5,17.8,17.8
1916,18.1,16.9,16.6,16.2,13.9,12.4,13.1,13.4,16.3,16.4,17.5,17.3
1917,17.5,15.9,16.8,15.8,13.4,13.2,11.7,14.5,14.4,17.1,16.8,17.2
1918,17.3,16.4,17.2,15.6,14,13.7,12.8,13.7,17.6,18.2,18.1,18.3
1919,19.2,18.7,17.6,17.1,17.4,13.1,14,14,16.4,18.9,19.7,18.9
1920,18.7,18.7,17.6,17.2,14.7,12.3,13.2,13.5,17.7,18.9,19.8,19.6
1921,19.2,17,18,16.5,14.7,13.2,12.6,15,16.3,18.6,18.7,18.5
1922,18.6,18.4,18.3,17.2,14.5,12.1,13.5,14.4,16.4,16.6,18.8,18.7
1923,18.7,18.7,17.2,16.2,14.1,13,13.1,14.6,15.8,18.6,17.6,18
1924,18.8,19.2,17,16.9,14.2,13.9,13.5,14.6,17.5,17.8,19.2,18.7
1925,18.4,17.5,17.3,17.1,15.3,13.2,13.1,14.4,17,17.5,19.1,18.7
1926,19.6,17.7,17.3,17.3,15,14.7,13.4,13.8,16.3,18.4,19.3,18.4
1927,18.3,17.9,17.7,16.3,13.8,12.4,12.9,13.9,16.9,18.4,19.3,19
1928,19,18.5,17.1,17.3,14.5,12.8,13.2,14.9,17.6,18.6,19,18.1
1929,19.4,18,17.5,16.6,13.6,12.7,13.2,14.1,17.4,17.2,18.5,18.8
1930,18.4,17.7,17.5,17.1,14.1,15.8,14.1,15.2,15.9,18.9,18,19.3
1931,19.9,19.1,17.6,17.1,14.7,13.3,13.2,15.3,16.9,19.3,20.3,19.1
1932,18.6,19,17.6,17.1,14.1,13.2,14.6,15.1,18,19.1,19.8,19.3
1933,19.1,18.6,18.4,16.7,15.1,12.9,12.4,14.9,17.9,18.4,19.1,19.9
1934,17.9,17.4,18.1,16.2,15.4,14.8,14.1,15.1,16.9,18.6,19.5,19.6
1935,18.9,18.9,18.4,15.9,15.1,14,13.9,14.5,17.6,19,19.7,20.3
1936,19.4,18.7,18,17.1,16.3,13.8,13.5,14.7,18.4,20.1,19.2,19.5
1937,18.9,19.3,17.8,16,15.3,14.1,14.1,16.4,18,18,20.4,19
1938,19.6,19.2,18.5,15.8,15.3,14.2,13.3,15.2,17.8,18.4,19.7,19.3
1939,18.8,19,18.4,16.8,15.5,14.3,13.3,15.1,17.8,19,20,19.3
1940,18.9,18.1,17.8,17,15.9,14.7,15.1,15.3,18.7,19.2,20.1,20
1941,17.7,17.5,18.3,18.3,14.6,13,13.7,14.3,15.9,18.1,18.8,19.3
1942,18.7,17.8,17.8,16.1,13.6,12.6,12.7,14.4,18.3,18.5,17.6,17.5
1943,18.9,17.7,17.7,15.6,14.6,12.6,13.6,14.6,14.3,17.4,17.5,17.3
1944,15.7,17,16.2,14.2,14.2,13.3,12.4,14.8,18.5,17.8,17.2,16.8
1945,18,18.2,18.2,15.8,12.9,14.2,13.4,16.1,17.6,17.5,20,19.1
1946,18.1,17.8,17.5,16.2,14.6,13.7,12.5,14.2,16.2,16.9,18.2,17.4
1947,17,16.6,16.5,16.5,14.4,13.3,12.2,13.9,16.1,17,17.3,17.4
1948,17.2,17.7,16.1,16.4,13.7,13.1,13.2,14.5,17.7,17.1,17.4,16.8
1949,16.2,17.1,16.9,15,14.2,13.1,12.7,13.4,16.2,16,17.3,17.1
1950,15.6,17,15.9,16.4,14.5,12.8,13,13.9,15.5,15.8,17.4,18.5
1951,16.6,16.7,16.9,14.7,14.1,13.3,14.1,12.7,16.6,17.9,18.4,17.9
1952,18,17.2,17.7,15.1,14.4,12.5,12.3,14.5,15.9,17.5,18.3,17.1
1953,17.7,17.3,16.7,15.3,14.2,13.1,13.2,16.1,18.6,19.3,18.7,19.1
1954,19,17.6,16.4,17,14.6,13.5,13.8,15.3,16.8,16.1,19,19.6
1955,18,18.2,17.5,16.6,15.1,14.4,12.9,14,16.7,17.5,18.6,18
1956,17.7,18.1,19.7,17.2,13.9,12,12,12.9,16.6,17.4,17.5,18.3
1957,17.7,17.6,18.2,16,15.3,13,13.2,15.3,17.5,18.6,18,20.1
1958,18.8,19.8,18.3,17.4,15.6,14.5,14,15.4,17.9,18.5,18.7,19.5
1959,18.8,18.8,17.3,18,14.7,13.7,14.6,14.8,17.3,19.3,20.2,18.7
1960,18.7,17.8,17.8,16.1,14.3,14.2,13.9,15.1,17.3,18.7,19.4,19.4
1961,20.6,19.2,19.1,17.4,16.1,13.8,13.6,15.8,18.9,20,20.5,19.4
1962,18.7,18.8,18.1,16.9,14.7,12.6,12,14.9,18.6,18.1,20.6,18.7
1963,19.1,18.1,18.1,16.6,15.4,14,14,16.8,18.7,20.5,21.1,19
1964,19.7,19.4,17.7,17.6,14.9,13.5,12.4,14.2,17.3,18.1,19.2,19.2
1965,18.4,19.4,17.9,18,15.8,13.7,13.5,15.4,17.4,19.4,19.6,19.5
1966,20.2,20.4,18.4,17.5,14.6,14.8,14.9,14.9,18.4,19.7,19.6,19.9
1967,20.2,19.8,18.4,17.6,17.5,13.5,13.4,15.7,18.7,19.6,19.5,18.4
1968,18.9,17.9,18.2,16.1,14.2,13.7,14.1,15.4,17,20.4,19.4,21.1
1969,19.2,19,20.6,19.1,17.1,14.7,15.1,16,19.2,19.8,20.9,18.5
1970,18.9,18.2,17.3,16.9,15.9,15.2,14.3,16.2,17.7,19.6,20.3,19
1971,18.5,17,19,16.6,15.6,13.9,14.4,15.7,18.7,17.2,18.3,19.2
1972,17.4,17.5,17.7,16.4,15.9,14.6,15.8,16.4,18.3,20.4,19.9,18.8
1973,19.4,19.7,18.5,17.9,15.8,14.4,14.9,14.7,18,18.5,19.1,18.7
1974,17.8,16.7,16.8,15.3,15.3,14.5,13.8,14.9,17.8,16.8,19.5,18.4
1975,17.1,17.6,17.1,16.6,15,13.8,13.3,14.7,16.3,18,18.4,18.4
1976,17.1,17.8,16.8,15.4,14.1,13.4,13.8,14.7,16.1,18.8,18.3,19.7
1977,19.9,18.9,17,15.9,13.8,13,14.7,14.4,16.6,17.7,18,17.7
1978,17.4,17.2,16.3,14.8,15.3,13.9,13.8,14.1,17.3,19,18.7,17.5
1979,16.7,17.6,16.4,15.5,15,13.3,12.9,16.6,17.4,17.9,19.9,18.7
1980,18,18.6,17.4,18,15.6,14.4,14.5,14.4,16.4,18.4,19.9,19.2
1981,18.7,17.6,17.4,16.1,15.5,12.7,12.5,13.8,15.3,17.4,19.1,18.6
1982,17.9,17.6,17,15.6,13.8,13.3,14.2,15.2,16.8,18.4,19.1,18.4
1983,19.4,18.8,18.9,18.3,15.6,13.7,13.8,15.2,16.9,17.8,17.8,18.7
1984,16.5,16.8,17,15.4,16.2,13.9,13.6,13.4,16.6,18.4,17.5,17.9
1985,17.3,17.6,18.2,16.2,15.6,13.3,12.7,14.5,16,17.8,17.1,18
1986,18.5,17.1,16.5,17.2,15,14.2,11.9,15.1,15.7,16.6,18.3,17.8
1987,17.8,17.5,17.2,16.4,14.6,13.6,14.4,15.6,17,17.3,18.7,18.1
1988,18.8,17,17.2,16.1,14.6,13.4,15.5,15.8,16,17.8,17.9,18.4
1989,19,17.1,17.2,15.5,13.4,13.5,12.6,14.8,15.9,17.4,18,18.1
1990,17.7,17,18.6,17.2,14.8,12.8,11.2,14.4,15.8,17.8,18.7,19.1
1991,19.9,19.2,18.4,17.5,16,14.8,14.4,16.1,17.1,18,18.6,19.1
1992,17.4,17.8,16.8,16.8,16.6,14.2,12.7,13.1,15.7,17.7,17.8,18.5
1993,18,17.2,17.1,17,14.9,14.3,12.5,13.5,17.7,17.8,18.7,18.2
1994,18.6,18.3,17.3,16.8,16.7,15.7,13.9,15.5,17.2,19,19.6,18.8
1995,18.9,18.2,17.2,17.2,13.8,14.4,13.9,15.8,16.7,19.3,18,17.9
1996,17.5,17.4,17.8,17.4,14.3,13,13.6,14.2,15.5,17.8,17.7,16.7
1997,18,17,15.8,14.7,15.9,15.2,15.6,13.5,17.5,17.2,18.1,18.4
1998,20.4,19,17.6,17.3,15.3,13.4,13.5,12.5,15.9,16.9,17.6,18.1
1999,17.4,18.4,17.4,15.3,14.3,13,12.9,13.7,17.7,16,16.9,18.3
2000,18.8,17.5,17.1,17.4,13.2,13.2,11.6,14.4,16,17.1,18.2,17.7
2001,18.6,16.8,15.9,16,13.5,12.7,11.7,14.2,16.8,17.6,18.3,17.9
2002,18.1,17,16.5,16.2,15.8,13.4,12.1,14.9,16.6,17.9,18.4,18.9
2003,17.8,18,16.5,15.7,14.3,14.1,12.7,12.8,16.5,17.5,18.1,18.3
2004,18.3,16.9,17.5,18.3,13.8,13.3,13.1,15.3,16.8,19.3,20.7,18.5
2005,17.5,18.4,17.5,18.3,15.8,13.4,14,14.9,14.9,14.9,19.8,16.7
2006,19,17.8,17.6,17.2,14.8,13.3,13.7,13.4,15.5,15.3,17,19.2
2007,16.9,17.8,16.9,16.1,13.7,14.6,12.9,14.2,16.7,17.8,19.4,16.9
2008,16.4,16.9,16,14.7,13.2,12.7,14,14.1,15.7,19.8,18.8,18.6
2009,16.5,18.4,18.3,14.9,14.4,12.5,12.8,14.3,16.7,17.9,20,18.2
