1901,21.2,20.7,20.8,18.9,16.8,13.9,13.2,14.3,16.1,17.6,18.8,19.4
1902,20.6,20.6,19.7,17.7,15.6,13.9,13.2,14.2,15.5,17.4,19.1,20.1
1903,21.8,21,21.8,19.8,15.9,13.1,12.1,13.4,15.1,16.5,19.2,19.7
1904,20.8,20,20.5,19.3,17.5,13,12.2,13.3,14,17.7,18.9,21.2
1905,22.6,19.5,20.3,19.4,17.4,15.3,12.1,13.2,14.3,15.8,18.3,19.9
1906,21.8,22.5,20.3,20,17,15.2,13.3,14.1,16.2,16.9,18.9,20.6
1907,20.4,20.6,19,18.5,16.2,14.9,11.9,12.3,14.5,18.2,19,20.1
1908,20.9,20.8,20.1,18.3,15.3,11.6,12.2,12.4,14.5,17.5,18.7,18.8
1909,20,19.1,19.8,18.9,16.9,14.9,15.1,15.1,14.1,18.2,18.6,19.3
1910,20.8,19.9,20,16.8,15.6,13.4,11.8,14.4,16.2,17.9,20,20.3
1911,20.6,20.3,19.9,16.6,14.5,12.2,11.4,11.9,13.6,16.7,18.1,20.3
1912,20,20.1,19.9,19.1,15.3,17.1,11.7,11.6,14.4,16.3,19.6,18.2
1913,19.8,19.6,19.4,17.8,14.2,13.1,11.5,10.5,13.8,15.9,19.3,18.6
1914,20.5,20.3,20.6,19.3,15.3,12.8,10.2,12,13.9,16,18.1,20.2
1915,20.7,21.6,18.5,17.5,15.2,12.3,14.5,13.5,17.2,17.6,19,20.4
1916,20.4,20.4,20,18.8,15.8,15,15.8,15,16,18.5,18.2,20.7
1917,20.5,20.6,19.8,17.8,14.7,12.9,12.4,15.6,16.8,18,20,20
1918,20.9,20,18.8,17.6,14.2,11.6,10.7,13.7,14.5,15.9,19.3,19.7
1919,20.1,20.1,19.5,18.4,16.1,13.6,10.4,11.7,13.7,15.7,17.6,19.1
1920,20.6,18.8,18.4,17.1,15.9,14.8,13.5,13.8,16,17.4,18.8,19.2
1921,20.1,20,20.2,17.8,15.4,15.9,12.8,11.7,15.8,17.7,18.2,19.5
1922,20.3,20.4,18.5,17.7,14.7,13.6,11.1,11,13.9,17.4,18.8,21.1
1923,21,20.1,19.5,17.3,14.9,12.2,9.7,10.2,13.1,15.6,18.2,20.5
1924,21.1,21.2,19.6,18.2,15.9,14.9,12.8,13.6,16.2,17,19.7,19.9
1925,20.4,20.4,19.4,17.2,14.5,12.9,10.6,13.9,14.1,15.6,18.5,19.6
1926,20.8,20.1,19.8,17.2,15.4,13.9,12,13.8,16.6,16.3,18.9,20
1927,21.1,19.9,20.1,17.6,15.2,15.1,13.3,11.2,13.9,17.3,19.1,19.8
1928,20,21.3,19.6,19.3,15.1,11.2,12.1,14.4,14.7,17.2,19.5,20.3
1929,21.2,20.4,19.7,15.9,13.2,12.3,10.4,12.7,13.3,16.9,18.9,20
1930,21.6,19.4,18.6,17.4,17.2,12,12.3,11.8,13.6,17.1,17.9,19
1931,20.7,19.8,19.5,18.6,16.4,15.7,11.4,13.4,15.7,16.1,18.9,19.8
1932,19.7,19.5,19.2,16.8,16,12.5,9.6,11.1,13.4,17.5,19,19.2
1933,20.1,20,20.5,18.5,14.9,14,13.5,14.6,15.7,16.4,18.7,19.6
1934,20,19.8,18.8,17.9,15.4,15.1,13.7,11.7,15.1,18.1,19.4,18.7
1935,20.1,20.6,18.5,15.9,13.7,12.6,11.1,11.7,14.5,16.6,17.4,19.7
1936,19.6,20.2,19.9,18,15,13.2,14.1,12.2,15.5,15.7,17.9,20
1937,20.1,19.3,19.4,15.3,13.6,11.2,13.3,12.1,15,15.7,18.3,19.2
1938,20,20.1,19.6,18.3,16.8,15.7,12.1,13.2,14.4,16.8,18.6,19.2
1939,20,19.8,19.6,19.5,15.9,14.3,11.2,10.4,12.7,15.8,18.7,19.6
1940,20.3,21,20,18.3,15.6,15.3,12,13.5,13.9,15.2,18.7,20.1
1941,21,19.8,20.6,18.1,16.3,12.4,10.4,9.9,13.5,14.6,19.5,19.1
1942,20.9,21.1,19.5,19.1,16.4,15.7,14.1,14.2,16.7,17.3,18.2,19.4
1943,19.2,19.9,18,17.7,15.5,11.3,13,13.5,15.1,17.4,18.7,20.1
1944,20.6,19.8,18.7,16.4,13.8,14.4,12.1,11.9,14.4,16.5,18.1,19.2
1945,20.1,19.9,19.3,17.5,13.7,14.5,13.4,13.3,14.7,16.3,18.5,19.4
1946,20.1,19.6,19.8,16.6,14.8,10.4,11,11.1,13.4,15.1,18.2,20.3
1947,20.2,20,20.3,16.9,16.3,15.1,12.5,14.8,16.4,16.4,18,19.8
1948,19.5,19.7,19.9,17.7,15.8,13.7,13.5,11.4,12.5,15.9,19.4,19.2
1949,20,20.2,20.5,17.3,14.5,11.6,11.1,12.7,15.2,18,18.4,19.4
1950,19.4,20.3,20.1,17.9,14.1,12.6,15.7,13.3,15,17.8,18.7,19.5
1951,20.7,19.3,18.5,17.5,15.1,11.3,12.7,13.6,14.7,16.1,18.8,19.1
1952,20.5,19.7,19.4,18.5,16.2,13.2,13.4,13.7,14.9,18,19.5,19.8
1953,20.5,20.3,19.1,16.6,13.9,12.6,12.2,11.3,14.4,16.5,19.4,19.6
1954,20.4,20.9,19.3,18.4,14.8,13.3,12.6,14.1,14.5,17.3,18,18.9
1955,19.5,20.3,19.7,17.9,16.3,15,13.6,13.1,14.7,17.4,18.2,18.7
1956,20.3,20.4,19.5,18,17.2,12.2,13.6,13.6,14.6,16.6,18.7,19.8
1957,19.3,20.2,19.1,17.4,14.5,14,14.6,13,13.3,15.7,18.6,19.1
1958,20.2,20.8,20.2,19.3,17.2,14.8,12.5,13.9,14.1,16.4,18.5,19.6
1959,21.2,19.7,20.1,17.4,16.5,15.1,11.6,11.6,14.2,15.5,19.1,21.2
1960,20.7,21,19.5,17.6,14.1,14.3,11.9,13,14.6,16.9,18.9,19.3
1961,19.4,21.2,19,18.3,15.7,11.5,12.5,12.1,14.8,17,19.8,20.2
1962,21.3,20.7,19.8,18.2,15.9,15.7,13.1,12.6,16.7,17,19.2,20.6
1963,20.9,20.5,20.6,18,15.1,12.4,10.1,13.8,13,16.1,18.6,20
1964,21.1,21.3,20.2,18.1,16.9,13.7,13.7,13.6,16.7,18.4,19.5,19.2
1965,19.6,19.2,19.2,18,16.6,13.4,9.3,12.8,14.5,16.5,17.2,19.7
1966,20,20.7,19.1,17.3,16.2,14.4,12.9,15.8,15.2,17.3,19,19.1
1967,20.9,20.6,20.2,17.6,16.2,14.1,12.5,13.8,13.9,16.8,18.8,19.6
1968,20.7,20.4,19.7,18.2,16.9,13.5,14.3,13.6,15.7,16.8,18,20
1969,20.2,20.5,20.3,17.8,17,14.5,14.9,14.7,13.8,17.5,18,20.9
1970,20.7,20.8,20.4,18,16.8,14.8,12.8,13.9,16.6,18.3,19.8,20.3
1971,20.6,21.1,20.4,18.6,14.6,13.8,13,15.1,16.2,18.8,19.9,20.8
1972,20,20.4,19.8,17.9,15.6,13.5,12.5,12.2,14.5,16.2,19,18.7
1973,20.7,21.7,20.8,19.2,17.4,16.6,13.9,15.8,16.7,17.8,20.4,20.7
1974,21,20.5,20.5,18.3,15.7,13,11.6,14.1,15.9,17.4,19.3,19.5
1975,20.4,20.7,20.8,19.5,16.8,13.9,15.5,14.7,16.7,18.8,19.4,20.4
1976,20.6,20.5,20.8,18.4,16.3,13.4,13.3,12.3,14.9,17.6,20.2,21.2
1977,20.7,21.3,20.1,19.9,16.3,12.8,13.5,13.5,15,16.5,18.9,19.9
1978,20.5,20.8,20.3,18,17.3,14.2,13.5,15,16.2,16.7,19.8,20.7
1979,21,21.2,20.3,18.2,17.2,14.4,13.2,13.2,15.9,17.8,19.3,19.9
1980,21.7,21.6,20.4,19.3,17.3,14.7,13.2,15,14.9,17.9,19.2,20.2
1981,20.7,21.6,19.9,18.6,17.2,13.8,15.7,14.8,16.3,17.3,20.5,21.1
1982,21.2,20.9,20.6,19,15.7,12,11.3,13.9,14.9,15.4,18.8,19.8
1983,21.1,20.6,20.6,20.3,19.1,14.7,12.7,14.9,16.9,18.8,20.3,19.9
1984,21,20.6,20,18.4,17.1,14.1,12.9,14.1,16.3,17.4,19.8,21.2
1985,20.7,21.1,20.2,19.6,17.7,13.6,12.2,14.4,14.6,18.5,20.3,21.4
1986,21.4,20.9,19.8,19.2,16.7,15,15.7,14.7,16.4,19,18.9,20.7
1987,21.7,21.2,20.4,18.9,17.2,15.9,12.9,14.3,15.9,18.4,20.7,20.3
1988,20.9,20.9,20.9,19.9,17,13.7,15.4,16,16.2,19.1,20.4,20.8
1989,20.6,20.5,20.4,19.4,17.8,14,14.3,13.9,15.6,18.2,20.2,19.7
1990,20.3,20.4,20.9,19.2,18.6,14.8,15,11.8,14.5,17.6,19.3,21.2
1991,21.6,21.5,19.6,18.7,15.7,14.3,12.8,13.4,14.9,17.4,19.3,20.7
1992,21.3,21.6,20.1,18.6,17.7,13.7,13.3,14.6,18.3,17.4,19.8,20.6
1993,20.6,20.7,19.7,18.2,16.9,14.9,14.8,13.7,16,17.4,19.8,20.4
1994,21.7,21.3,20.5,18,17.4,14.6,13.4,14,14.1,17.2,19.2,19.4
1995,20.4,21.1,20.5,18.5,17.5,14.8,12.2,14.6,16.1,17.8,20.3,21.2
1996,21.2,20.3,20,19.9,16.9,14.7,11.9,14.2,14.3,18,19,20.2
1997,19.8,20.6,19.9,16.6,14.9,13.9,13.4,12.4,14.9,16.4,18.9,20.5
1998,20.8,21,19.3,19.8,17.5,14.7,15,15.7,17.4,19.9,19.4,19.7
1999,20.6,20.3,20.1,18.7,16.1,14.6,11.7,13.1,14.6,17.6,19.1,19.6
2000,20.2,20.4,19.6,19.5,16.7,13.3,11,12.9,15.2,17.7,19.4,19.2
2001,20,20.2,19.9,18.6,13.8,15,11.1,12.7,16.4,17.4,20.2,20.9
2002,20.9,21.5,19.1,17.7,15.4,14.1,12.3,13,14.2,17.6,18.7,20.6
2003,20.3,21.2,19.8,18.3,15.9,15.3,14.2,14.2,14.6,18,18.8,20.8
2004,21.3,21.3,19.7,18.7,17.1,13.4,12.7,11.5,15.3,17.4,19.5,20.3
2005,20.9,20.8,20.1,17.9,15.1,15.9,14,13.7,15.5,18.4,19.8,20.4
2006,20.8,20.5,20.4,20.2,17.4,15.1,13.7,12.2,14.8,16,18.2,19.2
2007,20.8,20.2,20,17.3,17.4,14.3,10.4,14.3,13.9,17.6,19.1,20.1
2008,21,21,19.5,16.1,14.5,15,13,13.2,16.6,17.8,20.5,20.9
2009,20.7,21,20.1,18.3,15.8,14.4,12.5,13.6,16.1,16.6,18.3,19.7
