1901,20.4,20.2,18,17.2,13.2,11.1,10.2,12.5,14.2,14.7,17.1,19.2
1902,18.7,20,18.8,16.2,14.1,10.3,11,11.9,14.4,15.3,16.4,19
1903,20.4,19.4,18,15.7,14,10.4,10.6,13,14.1,15.9,16.5,19
1904,19.9,19,18.3,16.7,14.1,11.6,11.1,12.6,14.4,15.6,17.5,18.1
1905,19.7,18.5,17.2,16.9,13.6,10.4,11.4,11.4,14.6,15.8,16.4,18.8
1906,20.7,19,18,15.4,13.6,11.8,10.8,11.8,14.1,14.6,16.6,18.2
1907,19.2,19.4,19.1,15.2,13,10.6,10.5,12.8,14.6,14.3,16.1,17.7
1908,18.9,19.4,18,14.7,13.2,11,10.7,12.3,15,14.8,16.8,18.9
1909,19.4,18.3,17.6,16.3,13.2,11.7,11.4,12.9,13.9,15.2,16.3,18.4
1910,19,18.4,18.2,15.8,13.5,10.1,10.9,11.7,13.8,14.7,15.4,17.6
1911,19.1,20,18.5,15.6,12.8,9.8,10.1,11.8,13.9,16.7,16.8,19.2
1912,19.4,19.7,17.8,16.5,14.4,11.5,10.7,12.9,14.6,16,17.4,18.9
1913,20.2,20.3,17.7,15.9,14.3,11.7,11.3,13.5,15.3,15.5,17.7,18.9
1914,20.4,19.6,19.1,16.8,14.6,10.7,11.3,12.6,15.8,16.2,17.1,19.3
1915,21.2,20.2,19.2,16.3,13.4,11.2,10.6,12.2,14.8,15.3,16.9,18.4
1916,18.5,19.3,18.2,16.4,12.3,11,11.4,11.9,15,15.7,17.3,18.9
1917,19.3,19,18.8,15.9,13.5,11.3,10.3,10.9,13.7,14.8,15.9,18.2
1918,18.2,19.3,18.6,16,12.8,10.9,10.9,11.9,15.2,16.7,17,18.8
1919,19.6,19.5,19,17.7,13.3,11.8,11.5,12.3,14.3,16.1,16.2,18.3
1920,20.3,19.1,17.9,16.1,14,10.8,11.5,13.2,14.5,15.5,17.8,18.2
1921,19,19.8,19,15.7,12.7,11,9.6,12.2,14.2,15.4,17.1,18.6
1922,20.3,19.2,18.8,16.8,12.9,11,11.5,13.1,15.5,16.2,17.4,19.2
1923,19.4,19.4,19.7,16.2,14,11.6,11.7,12.9,15.4,17.5,18.6,18.6
1924,19.8,18.5,18.2,15.9,13.7,11.1,10.3,12,14,15.4,16.9,18.8
1925,19.6,20.3,18.7,16.6,14.1,11.1,11.4,13.2,14.7,15.7,17.9,19.6
1926,21.3,20.3,18.7,16.7,14.2,11.4,10.9,12.8,14.4,16.7,16.9,19.2
1927,20.4,20,18.8,17.4,13.9,11.4,11.6,12.8,15.7,16.4,17.9,19.1
1928,19.7,19,19,16.7,13.9,11.9,11.5,12.1,14.7,16.1,17.9,19.4
1929,19.6,19.3,17.6,16.5,14.7,11.6,11.1,12.5,15.4,16.6,17.8,19.5
1930,19.6,18.9,19.1,16.1,13.5,11.1,11.3,12.1,13.6,16.2,16.8,19.9
1931,19.9,20.8,18.9,16.3,14.9,11.4,10.6,13.1,14.9,16.5,17.9,19.5
1932,19.2,19.6,19.1,17.9,13.9,12.4,11.4,13.1,16,16.3,18,19
1933,19.9,20.1,19.4,17.1,14.9,11.9,11.5,13.1,15.1,16.6,16.9,18.7
1934,19,19.1,18.9,17.5,15.6,12.7,11.1,13.9,15.6,16.3,17.8,18.9
1935,19.2,18.3,17.5,16.3,13.5,11,11.7,11.1,14.5,16.6,16.5,18
1936,18.7,18.6,19,16.5,13.2,12,12,13.6,14.7,15,16.1,18.8
1937,19.9,20.5,19.9,16.8,15.1,12,11.3,13.1,14.6,15.9,18.1,18.2
1938,19.4,19.3,19.8,17.5,14.1,12,12.1,12.7,15.7,16.8,17.1,19.8
1939,19.7,20.4,18.7,16.4,14.5,12,11,12.5,13.6,16.7,17.1,18.6
1940,20.2,20.5,20,16.5,14.4,12.2,11.2,13.8,15.6,16.1,17.4,20.3
1941,20.1,20.3,19.1,17.7,15.3,12,11.9,13.5,15,17.6,18,20.4
1942,20.8,21,19.7,17.1,13.8,11.9,11.9,13.8,15,16.2,17.7,18.7
1943,20,19.4,19.1,16.8,13.3,11.1,11,11.6,14.2,16.2,18.5,18.9
1944,21.6,19.4,19.1,17,13.1,11.1,11.8,14.8,15.5,17.8,18.6,19.6
1945,19.8,21,18.6,17.3,13.3,10.8,11.2,12.9,17,16.5,18.9,19.5
1946,19.9,20.6,19.9,18.1,15.1,11.8,12,13,16.9,16.8,19,19.8
1947,20.2,21.1,18.9,17.2,14.2,12.3,10.3,14.4,14.9,17.3,18.8,19
1948,19.3,19.5,18.8,16.3,15.1,12.5,12.2,14.1,15,17.2,17.5,19.9
1949,21.2,19.4,18.8,17.6,13.7,13.1,11.8,13.6,16.1,16.8,17.7,19.6
1950,19.8,20.4,20.6,17.3,14.2,12.9,12.1,13.1,16.2,16.5,17.8,19.2
1951,18.4,20.2,19.2,17.3,14,10.9,10.8,12.3,14.6,16.5,18.5,19.3
1952,20.1,19.9,19.7,17.3,14.2,12.9,12.1,13.9,15.3,17.7,17.8,18.9
1953,21,20.2,19.1,16.5,15,11.9,11,12.8,14.6,17.5,18.1,19.1
1954,19,20.1,18.6,16.7,14.2,11.3,10.6,13.2,15.5,16.1,17,18.9
1955,19,19.1,18.4,16.7,14.2,12,12,12.6,14.2,15.1,16.4,18
1956,20.1,19.7,19.5,16.8,13.4,11.7,12.2,13.8,14.2,16.3,17.5,17.7
1957,20.3,21.1,19.2,17,13.7,10.5,11.8,12.6,15.6,16.3,18.7,20
1958,20.4,20.6,19.8,17.6,15.4,10.9,12.1,13,14.9,16.6,19.3,19.6
1959,19.4,20.1,19.6,17.8,13.2,11.5,12.1,12.9,15.1,16.6,17.6,19.2
1960,19.8,19.3,19.7,15.4,12.6,11,10.9,14.8,16,18.3,18.7,19.3
1961,20.6,20.6,19.9,17.2,13.5,12.5,12,12.2,16.7,15.8,18.1,18.3
1962,19.4,19.9,19.1,16.4,12.4,12.2,12.9,15,17.6,17.7,18.5,19.8
1963,19.2,20.2,17.4,15.8,13.1,11,10.9,13.8,18.6,18.1,18.7,20.3
1964,19.8,20.4,20.7,16,14.1,10.8,10.9,12.9,16.2,16,17.8,18.8
1965,20.1,20.9,20,16.8,14.1,9.4,12.1,14.5,16.6,15.4,16.8,19.1
1966,21.5,18.7,20.6,15.2,13.7,12.6,12,14.1,15.5,17.1,17.9,20.2
1967,20,19.6,18.7,16.6,14.1,11.7,10.1,13.9,16.2,16.9,18.5,19.7
1968,20.8,19.5,18.1,14.9,13.3,9.7,12.4,13.4,14.8,16.6,17.2,20.3
1969,22,21.6,19.3,16.3,13.3,11.5,12.5,14.5,15,17.3,18.2,19.3
1970,20.4,20,19.5,17.2,15.4,12.1,11.8,13.7,17.1,16.1,18,20.2
1971,19.9,19.2,20.1,17.4,13.4,12.1,11.6,12.7,14.9,16.6,17.4,18.8
1972,21.3,19,19.3,17.8,13.2,10.4,12.2,12.6,16.4,17.7,17.5,20.3
1973,20.5,19.9,21.2,16.4,13.9,12.4,12,12.6,14.7,17,17.7,19
1974,21.2,20.8,20.2,16.4,13.9,12.2,12.3,12.7,16,18,18.5,19.3
1975,20.1,19.9,18.3,17.1,14.8,12.8,12.1,13.9,16.5,16.3,17.4,18.6
1976,20.2,20.7,20,17.2,13.6,11.4,11.8,12.5,16.8,16.1,18.2,20.2
1977,21.2,21.8,18.6,18.6,13.6,12.5,12.1,12.6,16.7,18,18.3,21.1
1978,20.2,20.8,21.1,16.3,14.2,10.4,12.3,14.4,15.1,15.8,18.2,19.5
1979,19.9,22.1,19.5,18.7,14.8,12.1,10.8,13.7,14.6,17,17.7,19.4
1980,19.3,20.9,20.3,17.7,14.8,11.9,11.9,14.2,14.3,17.1,18.5,20.3
1981,21.3,19.9,19.3,18.1,14,10.8,11.5,12.1,13.2,14.9,19,19.4
1982,20.2,21.1,19,15.9,14.5,11.7,12,13.9,16.3,16.9,17.8,20.6
1983,21.5,20.9,20.5,19.4,15.2,12.8,12.1,12.2,17,16.2,18,20.2
1984,20.1,20,19.5,17.1,14.3,11.2,11.9,13.1,16,17.4,17.5,19.8
1985,21.9,21,19.8,18.2,13.9,12.4,11.5,15.4,16.3,18.2,19.2,19.3
1986,20.6,20,20.3,18.5,15.7,12.5,12.4,14.1,16,16.7,17.3,19.9
1987,20.4,22.6,20,18.9,16.2,11.3,11.2,12.7,14.7,15.5,18.3,21.1
1988,21.1,21.2,20.8,17,14.8,11,11.9,14.9,15.6,16.2,17.7,18.4
1989,20.3,19.6,20.2,17.2,15,11.4,11.5,15.4,15.2,15.6,17.5,19.9
1990,20.4,19.6,18.7,18.1,14,11.8,12.3,12.5,14.5,15.7,18.6,18.7
1991,21.2,21.1,19.5,18.2,15.3,12,12.4,13.7,16.5,17.1,18.8,19.8
1992,20.9,21.9,20.5,19.2,14.9,11,12.1,13.6,16.4,17.2,18.1,20.3
1993,21,20.1,20,17.8,15.6,12.8,13.7,14,16.8,17.2,18.2,19.4
1994,19.8,20,19.5,17.4,14.6,11.9,11.5,13.3,16.1,16,18.1,19.7
1995,20.6,21.3,19.3,16.2,14.3,11.7,11.5,14.3,16.6,16.6,18,18
1996,20.6,20.5,18.7,16.6,14.5,11.9,10.4,12.4,15.7,16.8,17.8,20.1
1997,20.4,20.4,19.2,15.9,13.4,11.7,11.8,14.8,16.5,17.1,17,19.4
1998,20.2,21.1,19.9,18.3,14.2,12.3,12.8,14.1,16.2,17,18.6,19.7
1999,21.5,21.3,20.7,18.6,14.9,12.8,13.3,14.5,15.5,16.9,19.5,20.3
2000,19.5,20.9,20.3,16.4,13.3,12.7,11.8,15,15.4,16.8,17.9,20.2
2001,20.4,20.3,20.6,17.4,14.8,12.7,12.4,14.5,15.5,17.7,18.6,19.8
2002,20.6,20,20.5,18.6,14.8,12.1,11.8,14.5,16.2,17.5,17.6,20.1
2003,20.9,22,20.5,18.9,14.5,11.9,11.9,13,15.5,17.2,18.7,20
2004,18.8,21.1,19.6,17.7,14.6,12.1,11.2,14.9,14.9,17.2,19.9,21.3
2005,20.4,21.4,19.6,17.3,15.1,12.7,12.3,14.6,16.9,18,19,19
2006,20.9,21.3,18.6,17.4,13.1,11.8,13,13.6,16.5,18.4,19,20.4
2007,21.1,21.7,19.7,18.1,14.5,12.2,11.9,13.8,17.4,16.9,18,19.4
2008,20.5,21,19.8,16.5,15.2,12.5,12.4,13.4,15,16.9,18.7,20.1
2009,20.3,20.4,19.5,17.4,14.8,13.2,11.4,13.7,15.9,17.1,17.5,20.5
