1901,22.2,22.6,21.8,18.1,17.5,17.1,17.1,17.8,21.3,22.1,21.5,22
1902,22.6,21.8,21.3,19.7,18.3,17.9,16,14.4,20.3,21.1,21.3,23
1903,22.9,23.2,20.4,18.1,15.8,16.4,16.4,16.3,20.4,19.7,20.1,21.7
1904,21.7,21.5,20.6,18.8,15.8,15.3,16.7,16.6,19.4,20.1,21.1,21.7
1905,21.8,21.8,21.2,17.9,17.2,17.1,15.8,16.6,19.3,22.8,21.5,23
1906,21.7,22.6,21.7,19.7,18.1,13.7,15.9,17.3,19.1,21.2,21.5,22.8
1907,22.1,22.3,22.1,18.3,15.1,14.8,14.8,15.1,19.4,20.5,21.7,23
1908,22.8,22.1,21.6,18.2,16.3,15.9,16.3,14.5,19.4,19.2,21.1,22.6
1909,23.5,22.3,20.4,19,14.2,14.7,14.7,16.7,19.8,20.3,21.6,22.3
1910,22.5,21.9,20.2,19.1,15.4,16.6,16.3,17.2,19.4,20.4,21.2,22
1911,22.1,22,20,17.5,15.2,13.5,13.9,15.3,18.2,20,21.4,22.8
1912,22.5,22.4,21.1,18.7,16.2,13.5,10.9,14.2,16.7,18.5,20.6,21
1913,20.3,19.9,19.3,17.1,13.1,12.8,12.5,13.6,16.1,18.8,19.3,20.7
1914,20.6,19.2,21.1,16.3,12.6,14.6,14.7,12,15.1,18.4,18,20.3
1915,21.6,20.2,18.1,18,15.1,12,14.9,13.7,14.9,17.8,20.1,21.4
1916,21.8,20.5,19.6,17.2,13.4,12.7,13.9,14.5,16.9,17.9,19.6,21.1
1917,21.4,19.6,19.8,17.4,13.6,13.8,11.1,15,14.5,19.2,18.9,21.5
1918,21.1,19.2,18.9,17,13.9,13.9,12.7,13.6,18.3,19.8,19.1,20.8
1919,21.9,20.6,19.8,19.3,17.6,13.6,14.6,14.4,16.4,21,21.3,21.6
1920,21.6,21.2,19.8,18.5,14.5,12.5,12.6,13.4,18.2,20,20.7,21.9
1921,21.7,19.7,20.1,17.4,14.8,13.1,12.1,16,16,20,19.8,20.7
1922,20.8,20.5,20.2,18.1,14.5,11.5,13.5,15,16.7,17.6,20.4,21.4
1923,21.3,21.1,18.4,17.7,13.1,13.5,12.6,15.2,16,19.8,18.5,20.9
1924,21.2,21.4,19.6,17.7,13.3,14.5,13.6,14.1,17.9,19.4,20.5,21.7
1925,21.4,19.9,19,18.6,14.8,13.3,13.1,14.8,16.7,17.7,20,20.8
1926,22,20.1,20.4,18.3,14.5,15.2,13.3,13.5,16.8,19,19.7,20.4
1927,20.4,20.2,19.4,17.5,13.3,11.5,12.6,13.8,16.7,19.1,20.2,20.7
1928,21.4,20.3,19.8,18.8,13.4,12.6,12.9,14.3,17.8,19.8,19.4,19.9
1929,21.9,20.1,18.9,17.8,12.1,12.2,13.6,14.5,18.3,18.2,19.3,20.9
1930,21.2,20.1,20.1,18.6,14.4,17,14.1,16.3,17,20,18.5,21.1
1931,22.7,22.2,20.8,18.4,13.2,12.6,13.6,15.3,17.3,20.5,19.9,21.8
1932,21.7,21.7,20,18.3,14.3,14.9,15.5,15,18.9,20.3,21.2,21.6
1933,21.9,21.1,20.6,17.9,15.3,12.6,12,15.4,18.3,20.1,20.1,22.1
1934,21,19.9,20.5,16.7,15.3,15.8,14.3,15.8,17.6,19,20.4,22
1935,21.8,21.9,21.1,17,15.7,14.9,14.3,15.6,18,19.6,20.5,22.8
1936,22.4,21.2,20.7,18.7,16.7,15.2,14.2,14.8,19.6,22,21.2,21.8
1937,22,22.5,20.8,17.1,14.9,15.6,14.8,17.2,18.3,18.8,21.7,22
1938,22,22,20,16.9,15.5,15,15,14.8,18.1,18.7,21.3,21.7
1939,22.5,21.2,19.7,17.4,16.6,15.6,13.5,16.3,18.1,20.5,20.7,21.7
1940,21.9,21.7,20.6,18.4,16.7,15.4,16.1,15.9,18.9,20,19.9,22.9
1941,22.2,21.4,20.4,18.7,15.5,14.1,14.6,16.7,16.2,20.8,21.1,23.3
1942,22.9,21.7,19.9,18,14.1,12.5,12.5,16.3,19,19,20.7,22
1943,22.3,21.1,20.3,17.4,16.6,14.9,16,13.9,18.6,20.8,20.8,21.7
1944,23.4,22.6,21,17.5,16.7,15.5,15,17.7,20.9,21.3,20.9,24.2
1945,21.7,20.1,20.3,18.3,13.5,17.2,15.2,19.6,19.4,20.5,20.2,20.8
1946,21.5,23.1,20.1,18.8,16.1,15.2,14.2,16.4,19,20.3,22.5,21.4
1947,22.2,21.2,20.7,18.7,17.1,16.3,13.7,16.7,17.4,19.4,21.6,21.3
1948,23.3,21.6,20.1,18.3,15.6,16.6,16.7,15.8,18.7,19.7,21,22.4
1949,21.3,22.1,21.1,17.7,14.6,15.5,13.8,16.4,18.1,22.4,22.4,21
1950,21.6,21.5,20,17.5,15.2,16.7,16.1,16.8,17.8,18.4,20.4,21
1951,22.3,21.9,21.3,16.8,17.5,16.4,16.7,16.9,21.1,22.3,21.5,21.6
1952,23.6,22.4,21.5,17.4,16.9,12.2,16.4,18.6,18.9,21,21.5,23.4
1953,22.6,23.2,21.6,18.7,16.7,14.8,11.8,19.3,20.4,19.9,22.2,23
1954,21.6,22.1,20.3,18.6,14.2,14.1,13,15.9,19.5,21.8,23.7,22.8
1955,23.1,23.6,20,17.9,14.9,15.8,10.9,17,20.9,20.7,22.4,22.8
1956,20.8,20.5,19.8,16.5,12.3,12.1,13.5,14.7,19.2,20.2,19.8,22.4
1957,21.6,20.9,20.9,17,17.5,14.3,10.4,15.5,16.1,20.6,20.4,22.5
1958,23.5,22.3,20.5,17.3,13.3,15.6,16.3,13,18.1,20,20.8,20.6
1959,21.7,22.2,20.5,18.1,16,15.6,15.5,14.6,18.8,20.5,20.2,22.7
1960,22.3,20.5,19.3,17,12.6,13.9,13.1,14.4,18.8,20.1,19.9,22.4
1961,21.7,21.6,19.8,18.7,16.4,13.3,13.8,18.3,19.7,21.1,20.8,22.4
1962,21.9,22.1,20.6,17.1,14,13,10.5,15.2,19.5,19,21.5,22.6
1963,21.4,21.5,20.6,18.8,15.7,14.4,14.5,17.8,19.7,23.1,20.4,24.2
1964,23.3,21.8,20.6,19.1,17.2,13.7,13.5,18.2,18.6,18.9,20.5,21.3
1965,21.8,22.2,19,17.4,14.9,17.2,13.3,16.2,18.2,21,21.2,22.4
1966,22.5,20.8,20.6,17.9,15.5,14.8,13.4,14.1,17.8,20.8,22.5,22.8
1967,22,21.3,20.1,19.5,18.4,12.2,13.9,16.3,18.9,21.9,21.5,22.7
1968,21.7,22.2,20.4,17.1,14.5,16.1,16.4,16.6,16.4,21.4,23.7,22.3
1969,22.6,22.8,20.4,17.6,16.5,14,14.8,14.4,18.4,18.9,21,22.9
1970,23.3,20.7,20.4,19.3,16.4,14.3,13.3,14.6,19.6,20.8,19,22.7
1971,21.1,21.2,21.8,16.4,13.7,12.7,14.8,14.9,19.2,17.6,20.3,21.7
1972,21.7,20.8,20.4,16.5,16.5,15.8,13.9,14.2,18.8,19.5,21.8,22.3
1973,23.5,21.8,22.3,20.4,16.5,16,14.4,13.9,18.8,21.4,20.6,20.9
1974,21.8,21.3,19.9,16.8,15.6,15,14.7,16,17.8,19.1,19.7,21.2
1975,22.3,21.9,19.4,18.1,14.7,15.6,13.1,15,18.5,19.2,20.3,21.7
1976,21.9,20.6,18.9,16.4,14.7,13.8,14.3,15,18.2,19.8,20,21
1977,20.5,21.3,20.6,17.8,14.5,15.2,17.4,15.4,18.5,20,20.6,21.9
1978,21.9,22,21.4,18.1,15.1,15.8,17.8,16.5,17.6,20.5,21.4,22
1979,21.5,20.9,20.6,16.5,15,13.7,13.8,17.2,16.6,19.7,19.6,21.3
1980,20.8,20.8,21,17.2,15.7,14,13.2,15.5,16.6,19.9,20.7,21.5
1981,21.3,20.4,20.3,18.3,17,13,12.7,15.9,15.6,19.9,20.9,20.8
1982,21.9,20.4,19.1,17.8,15.1,14.6,15,15.9,17.4,19.9,20,21
1983,21.7,21,19.6,18,15.3,11,12.7,14.3,16.6,19.5,18.7,22
1984,21.7,21.9,21.4,17.1,17,12.6,15.6,13.2,18,22.2,19.9,20.4
1985,21.1,21,19.7,17.3,16.7,14.8,13.6,13.8,16.9,20.8,21.4,23.3
1986,21.2,21.4,20.5,19.4,16.3,15.9,13.6,16.5,16.8,18.8,20.9,22.4
1987,22.7,20.8,19.5,18.4,13.4,14.6,17.3,14.3,17.8,20.4,21.9,21.7
1988,22.6,21.1,21.2,17.9,13.5,13.2,11.3,17,18.9,20.8,21.8,22.5
1989,21.2,22.4,20.1,18.1,13.8,15.7,13.3,14.3,16.3,19.8,20.5,21.8
1990,21.8,20.8,21,19,13.8,13.6,11.9,16.5,16.2,21.1,21.8,22.3
1991,22.5,21.6,20.5,17.4,15.7,14.3,12.7,14.4,16.9,18.1,19,21.3
1992,21.3,21.8,19.4,16.9,16.3,16.4,11.7,16.4,16.4,19.4,19.6,22
1993,22.1,19.5,19.6,17.1,13.6,13.1,13.2,14.6,19.7,20.6,21.7,22.5
1994,21.9,21.3,19.3,18,17.1,16.5,14.1,15.8,17.5,20.9,21.5,21.9
1995,22.5,21.1,20.4,17.2,14.4,15.5,15.2,14.7,18.1,19.9,20.5,21.3
1996,21.6,21,19.8,18.3,15.4,12.9,14.8,16.8,16.4,19.2,19.7,21.9
1997,21.4,20.3,19,17.7,15.6,15.4,15.8,15.5,20.4,21.2,21.8,22.4
1998,22.8,21.2,19.9,18.2,14.3,14.1,15.6,13.8,15.9,19.1,19.8,21.3
1999,21.2,22,19.9,16.3,14.7,14.4,12.6,14.7,20.2,20.3,19.6,21.2
2000,22.4,21.4,19.7,18.4,14.8,15.2,10.5,16.2,17.2,20.8,19.5,21
2001,21.7,20.9,19.3,17.6,14.1,13.1,14.2,17.4,18,20.2,20.8,21.1
2002,22.7,20.6,21.1,19.5,17.5,13.6,13.6,17.5,18.2,22.6,21.2,22
2003,23,20.7,21.5,17.2,16.4,17.1,14.7,14.3,17.6,20.8,20.8,22.1
2004,21.5,21.6,21.1,19.4,13.9,14.9,14.9,15.6,19.1,20.7,20.1,22.6
2005,21.8,21.5,20.7,17,15.3,16.3,13.8,14.8,15.6,19.7,21.5,20.4
2006,21.9,21.2,21.2,18.4,15.5,16.5,16.4,15,16.5,19.8,21.7,21.7
2007,22.7,22.3,21.1,18.9,13.2,16.3,12.5,13.5,20.2,21.8,21,21.7
2008,21.6,21,20.4,17.2,14.1,12.6,15.7,16.6,16.7,21.8,20.8,22.5
2009,21.7,22,21.6,19.7,16.7,13.1,13.7,15.8,17.2,20.2,23.3,22
