1901,22.4,22.6,22.7,22.4,21.2,19.5,19.2,20.6,22.6,24.2,23.9,22.8
1902,22.4,22.6,22.7,22.5,21.2,19.7,19.4,20.7,22.7,24.2,23.9,22.9
1903,22.4,22.6,22.7,22.5,21.3,19.6,19.2,20.6,22.9,24.4,23.8,22.7
1904,22.3,22.5,22.6,22.4,21.1,19.7,19.2,20.5,22.5,24.3,23.9,22.7
1905,22.4,22.6,22.6,22.3,21.2,19.8,19.2,20.7,22.8,24.5,23.9,22.9
1906,22.5,22.5,22.7,22.3,21.2,19.6,19.3,20.5,22.6,24.2,23.7,22.8
1907,22.4,22.5,22.7,22.4,21.2,19.6,19.1,20.4,22.6,24.3,23.8,22.8
1908,22.4,22.6,22.7,22.5,21.1,19.6,19.3,20.7,22.7,24.4,24,22.8
1909,22.4,22.6,22.7,22.4,21.2,19.6,19.3,20.6,22.6,24.3,23.9,22.9
1910,22.4,22.6,22.7,22.3,21.1,19.6,19.2,20.6,22.6,24.2,23.9,22.8
1911,22.3,22.5,22.6,22.3,21.2,19.5,19.1,20.5,22.5,24.3,23.9,23
1912,22.5,22.7,22.6,22.5,21.4,19.6,19.2,20.5,22.7,24.2,24.1,22.7
1913,22.4,22.6,22.7,22.4,21.2,19.5,19.3,20.6,22.7,24.4,24,22.8
1914,22.5,22.6,22.9,22.4,21.3,19.7,19.3,20.7,22.8,24.5,24,22.9
1915,22.4,22.6,22.7,22.5,21.2,19.7,19.5,20.6,22.8,24.5,24,22.9
1916,22.4,22.6,22.8,22.5,21.2,19.6,19.3,20.6,22.8,24.5,23.9,22.9
1917,22.5,22.8,22.8,22.4,21.3,19.7,19.4,20.6,22.6,24.4,23.9,22.7
1918,22.2,22.6,22.7,22.3,21.1,19.5,19.2,20.4,22.7,24.5,24,22.9
1919,22.4,22.6,22.7,22.5,21.1,19.6,19.2,20.5,22.6,24.2,23.9,22.9
1920,22.5,22.7,22.7,22.4,21.3,19.7,19.3,20.6,22.8,24.5,24,22.9
1921,22.5,22.7,22.8,22.4,21.2,19.7,19.3,20.5,22.7,24.4,23.9,22.8
1922,22.5,22.6,22.8,22.5,21.3,19.7,19.3,20.8,22.8,24.3,24,22.9
1923,22.5,22.6,22.7,22.5,21.2,19.6,19.3,20.6,22.7,24.4,24.2,22.8
1924,22.3,22.7,22.8,22.3,21.3,19.7,19.3,20.6,22.7,24.3,23.9,22.8
1925,22.3,22.6,22.7,22.5,21.2,19.7,19.3,20.5,22.5,24.2,24,22.9
1926,22.4,22.7,22.7,22.4,21.3,19.6,19.3,20.6,22.7,24.4,24,22.8
1927,22.4,22.6,22.6,22.4,21.2,19.5,19.3,20.6,22.6,24.3,23.9,22.8
1928,22.5,22.6,22.8,22.4,21.1,19.7,19.2,20.6,22.8,24.5,24,22.8
1929,22.4,22.6,22.7,22.3,21.2,19.7,19.3,20.5,22.8,24.5,24.1,22.8
1930,22.3,22.6,22.7,22.4,21.1,19.5,19.2,20.5,22.7,24.3,24,22.9
1931,22.4,22.7,22.8,22.5,21.4,19.6,19.4,20.7,22.8,24.5,23.9,22.8
1932,22.4,22.6,22.7,22.4,21.2,19.6,19.2,20.5,22.8,24.4,23.9,22.8
1933,22.4,22.6,22.7,22.4,21.2,19.7,19.3,20.6,22.6,24.4,23.9,22.7
1934,21.8,21.9,22,22,21.8,19.7,19.4,21,22.5,24,23.5,22.5
1935,22.7,21.7,22.7,21.7,21.4,19.7,18.9,20.1,23,25.3,24,22.8
1936,22.1,22.5,22.4,21.9,21.8,19.9,19.3,20.2,22.4,24.6,24.8,22.3
1937,22.5,22.9,22.5,22.2,21.1,19.8,19,20,23.1,24.3,24.5,22.8
1938,22.8,22.7,22.3,22.6,21,19.8,19.8,20.8,23.1,24.6,24.2,22.8
1939,22.3,22.7,22.3,21.9,21.3,19.3,19.7,21.3,22.8,24.2,23.8,22.8
1940,22.1,22.5,22.1,22,21.3,20.1,19.2,21.2,23.3,23.9,23.7,23.1
1941,22.5,23.2,22.8,22.7,21.7,20,19.7,20.9,23.3,24.7,23.1,22.5
1942,22.6,22.9,22.5,22,21.5,20.3,19.1,21.2,23,23.9,22.2,22.5
1943,22.4,22.1,22.2,22.3,21.4,19.7,19.5,20.7,22.3,24.1,24.1,22.9
1944,21.9,22.3,22,22,21,20.8,19.8,21.1,23.3,25,23.5,22.8
1945,22.5,22.4,22.9,22.6,21.6,18.9,19.2,20.5,22.7,25,24.4,22.5
1946,22.7,22.9,22.6,22.5,21.7,19.5,19.1,20.2,22.7,25.3,23.8,23
1947,22.4,22.1,22.6,22.4,20.9,20.1,19.7,20.3,22.8,24.2,24.4,22.5
1948,22.1,22.4,22.4,22.3,21.5,19.8,19.3,20.6,22.1,24.4,23.9,23.1
1949,23,22,22.3,22.6,21.2,19.6,19.9,21.8,23.1,24.7,24.8,22.8
1950,21.8,21.9,22.5,22.1,19.8,19,19.3,20.3,22.2,23,23.3,22.4
1951,21.9,21.9,22.6,22.2,21,19.4,19.3,20.6,23.4,24.7,23.9,22.5
1952,23.1,22.5,22.7,22.1,21.2,19.7,19.3,20.9,23,24.1,23.1,23.3
1953,22.8,22.8,22.7,22.3,21.4,19.7,19.6,21.1,22.3,24.5,25,22.6
1954,22,22.7,22.6,22.1,21.6,19.2,19.3,21,22.9,24.6,23.7,22.7
1955,22.5,22.4,22.4,22,20.9,19.8,19.8,20.7,22.8,24.7,24.5,22.5
1956,21.6,22.2,22.6,22,21,19.7,18.5,21.2,22.3,24.2,23.8,22.5
1957,22.2,21.9,22.4,22.1,20.8,19.6,19.6,21.3,23.5,25.1,25.5,23.1
1958,23.3,22.8,22.7,23,21.1,20.1,18.8,20.5,23.9,25,24.8,23
1959,23.3,22.7,22.8,22.5,21.8,20.4,19.8,21.2,23.1,24.5,23.7,22.7
1960,22.6,22.2,21.9,21.7,20.9,20.3,18.5,20.8,22.5,24.4,24.1,23.3
1961,23,22.5,22.8,22.6,22.2,20.6,19.9,20.1,22.6,24.7,23.3,22.3
1962,21.9,22.2,22.3,22.5,20,20.1,19.3,21,22.5,23.9,23.6,22.7
1963,21.9,22.4,22,21.6,20.4,19,19.8,20.3,22.5,25.2,22.6,22.5
1964,22.4,22.9,22.9,22.4,20.7,19.8,17.8,20.3,21.5,23.8,23.6,22.7
1965,21.9,22,22.3,22,20.3,19.3,18.8,20.2,22.3,23.7,24.1,22.6
1966,22.9,22.9,22.5,22.1,21.7,19.7,19.7,21.1,23.2,24.1,23.7,22.8
1967,22.6,22.8,22.8,22.3,21.1,19.9,18.7,20.1,22.2,24.2,23.1,22.5
1968,21.9,22.1,21.7,21.7,20.7,19.1,18.8,20.2,22.3,24.3,23.6,22.2
1969,22.2,23.1,22.9,23.2,21.4,19.8,19.4,20.8,23,24.6,24.5,22.9
1970,22.5,22.9,22.5,22.5,21.2,19.9,19.6,20.9,22.7,24,23.7,22.2
1971,22.2,21.9,22.3,22,20.9,18.9,19.2,20.6,22.3,23.6,23.4,22.2
1972,22,21.7,22.3,22.7,21.9,19.6,19.4,21,23.2,24.4,23.6,23
1973,22.7,22.1,23.2,22.2,21.9,19.2,18.6,20.5,22.9,24.3,24,22.2
1974,21.6,22.3,22.2,21.9,20.5,19.1,18.7,20.7,21.8,24.2,23.7,22.6
1975,22.4,22.4,22.5,22.4,21.3,19.5,19.5,19.8,22.3,23.3,23.8,22.4
1976,22.1,22.3,22.5,22,20.6,19.1,18.9,20.2,22.6,24.5,24.1,23.3
1977,22.5,23,22.9,22.4,21.8,19.7,19.4,21,23,24.8,23.7,23
1978,22,22.7,21.9,22.4,21,19.3,19,21.4,23.5,24.6,23.4,22.6
1979,22.3,22.4,22.4,22.4,21.3,19.1,19.2,21.4,23,23.7,23.9,23.4
1980,22.6,22.8,22.8,22.6,21.3,18.9,18.6,20.3,23.1,24.1,24.1,22.6
1981,22.9,23,23.1,22.3,20.3,19.4,18.5,20.8,22.9,24.2,25,23.8
1982,22.9,23.3,22.9,22.4,21,20.2,19.5,20.7,23,23.7,23.4,24
1983,23.4,23.7,23.9,23.3,22.5,21,20.5,19.5,23.2,24.9,25,22.5
1984,21.6,22.5,23,21.9,21.5,19.7,19.2,20.4,23.3,24.6,23.3,22.5
1985,23,22.1,22.7,21.7,21.2,19.4,19.3,20.3,22.9,24.1,23.3,23.1
1986,22.5,22.7,22.4,22.4,21.3,19,19,21,22.4,24.2,23.8,22.8
1987,22.9,23.1,23.7,23,22.1,19.3,20,21.5,23.7,24.4,26.2,24.2
1988,23.1,23.5,23.2,23.2,21.1,21,20.1,21.5,23.3,24.6,23.9,23
1989,21.8,22.2,22.5,21.9,20.9,19.4,19.1,20.7,23,24.3,24.1,22.6
1990,22.6,23,23.1,22.8,21,20.3,19.5,20.4,22.3,25.1,25.8,23.6
1991,22.5,23.4,23.3,22.8,22.2,20.2,19.4,20.6,22.7,23.9,23.9,22.5
1992,23,23.7,23.9,23.4,22,20.5,19.7,20.2,24.4,24.2,23.6,23.1
1993,22,21.8,22.2,23.1,22.2,19.9,19.4,20.8,22.5,25,24.7,23.5
1994,21.7,22.9,23.1,22.8,21.9,20.2,18.1,21.9,23.2,24.3,25.4,23.3
1995,22.2,22.9,23.1,23.2,22,20.5,20.1,22.2,23,25.7,26.2,24.3
1996,23.2,23.5,23.2,22.2,21.6,20,20.4,21.6,23.7,25.1,25.1,24.3
1997,24.1,23.6,23.1,23.5,22.6,21.3,20.5,21.3,23.9,25.5,25.4,24.1
1998,23.3,23.3,23.8,22,22.9,20.3,21,22.3,22.6,25.3,26,24.2
1999,23.6,23.6,23,22.5,21.8,20.6,19.7,21.6,23.4,24.4,24,24.2
2000,23.1,22.6,23,23.4,22.5,20.4,19.7,21.6,23.3,24.4,23.9,22.6
2001,22.3,23.4,23.3,22.7,21.3,20.2,19.8,21.7,23.5,25.6,24.4,23.5
2002,22.5,22.7,23.5,23.2,22,20.2,21.2,21.6,23.4,25.8,24.3,23.9
2003,23.5,23.7,23.7,22.9,21.9,20.9,19.7,21.5,23.5,25.3,26.2,24.2
2004,23.9,23.7,23.6,22.3,21,19.7,20.2,22.1,23.5,25,23.9,22.6
2005,23,24.9,24,22.7,22,21.1,19.7,21.8,23.4,25.3,26,24.9
2006,22.5,22.8,23.1,22.4,22.4,19.5,20,22.1,22.4,25.7,25.1,23.3
2007,22.8,23.2,23,22.6,21.5,19.8,19.4,21.1,23.9,24.5,24.2,23.3
2008,22.9,23.4,22.9,22.5,22.2,19.3,19.3,21.3,23,25,24.5,22.8
2009,22.8,26.7,23.2,22.4,21.4,20.6,19.4,21.7,24.1,25.6,24.5,24.3
