1901,21.8,22.4,24.6,26.1,26.9,26.5,25.9,26.1,25.7,24.6,22.6,21.7
1902,20.7,22.2,25.3,26.2,27.2,26.3,26.1,25.1,26.9,25.3,23.9,22.1
1903,21.9,23.6,24.9,25.9,26.5,27.1,26.2,26.2,26.7,24.7,22.6,20.9
1904,21.4,22.9,24.8,26.2,26.8,26.4,25.6,25.9,25.8,24.8,22.8,21.9
1905,21.3,22.1,24.7,26.4,27.2,26.5,25.7,26,26.1,24.8,23.3,21.7
1906,20.6,21.5,24,25.7,26.9,26.1,26,25.9,26.4,24.9,23.4,21.6
1907,21.9,22.2,24.5,26.3,26.9,26.3,25.2,25.3,25.6,24.8,23.5,21.7
1908,20.8,21.8,24.6,27.1,27.5,26.5,25.7,25.8,25.8,24.2,22.5,21.9
1909,21.2,22.3,25.1,26.6,27.8,26.2,26.1,26.1,25.7,24.6,22.5,21.8
1910,20.3,21.6,22.7,25,26.4,25.9,25.5,25.9,25.7,24.5,22.2,20.4
1911,21.3,22.4,24.6,26.7,25.4,25.4,25.6,25.8,25.9,25.3,23.8,22.2
1912,21.6,21,25,27.5,27.1,26.1,25.6,25.9,25.7,25,22.3,22.3
1913,22.2,23.6,24.7,24.5,25.5,25.1,25.4,25.8,25.4,24.4,22.5,21.6
1914,20.9,22.4,22.9,25.8,26,25.5,26,26.3,25.6,24.5,22.7,22.4
1915,21.2,21.7,22.5,24.6,27.5,26.9,26.3,26.3,26,24.8,23.2,22.1
1916,22.6,21.5,23.6,25.4,26.5,25.8,26.3,25.6,25.5,24.3,22.3,22
1917,21.4,22,24.2,25.4,26.9,25.5,25.5,25.6,25.4,24.2,22.7,20.7
1918,20.9,23,24.5,26.3,26.6,25.7,26,25.9,25.9,25.6,23.3,21.8
1919,20.4,22.6,24.5,25.4,26.4,25.7,25.6,25.9,25.8,25,24,22
1920,21.7,22,24.5,27.4,27,25.5,25.5,25.6,25.8,24.5,22.7,21.6
1921,21,22,24.6,26,25.3,25.8,25.5,25.8,25.7,24.4,23.2,22
1922,21.9,22.8,24.9,27.1,27,26.1,25.7,26.2,26,24.7,23.3,22.1
1923,21.5,22.3,24.6,26.5,27.3,26.2,25.9,26,25.8,24.5,22.5,22.3
1924,21.4,20.8,24.3,26.4,26.7,26.7,26.1,26.1,25.8,24.4,22.2,22.3
1925,22,22.2,23.8,25.3,25.6,25.6,25.7,26.1,25.8,25.6,23.3,21.8
1926,21.2,22.1,24.6,26,26.2,26.3,26.4,26,26.3,25.2,22.4,22.5
1927,20.9,23.1,24.5,26.3,27.7,26.9,25.6,26.5,26.2,24.8,22.9,22.1
1928,20.7,23.1,24.6,25.9,26.1,27.3,26.2,26.4,26.5,25.3,22.9,21.7
1929,22.1,23.6,25.4,27.5,26.8,25.9,25.3,25.8,25.7,24.9,23.8,21.3
1930,21.7,22.4,24.3,25.1,27,25.7,25.3,26.1,26,25.1,22.6,21
1931,20.9,22.7,23.6,25.5,26.2,26.1,25.7,26.1,26.1,25,22.4,22.7
1932,22.5,23.4,24,25.6,26.7,26,25.5,26.1,26.5,24.9,21.3,21.9
1933,21.8,23.6,24.3,27.4,27.2,26,25.9,25.6,25.5,24.6,21.9,21.3
1934,21.6,22.2,23.2,26,25.9,25.7,25.6,26.1,25.9,24.7,23,22.1
1935,20.6,21.1,24.2,26.5,27.2,26.3,25.6,25.7,26.1,24.5,22.6,21.8
1936,22.5,23.8,25.2,26.1,26.2,26.3,25.8,26.2,25.9,25.2,23.3,21.4
1937,23.1,23.5,24.6,26.5,26.3,26.1,25.6,25.8,25.6,24.3,21.8,21.3
1938,21.2,22,24.6,25.4,26.3,25.4,25.3,25.5,25.4,23.8,22.6,20.5
1939,21.6,22.9,23.7,25.8,26.3,25.6,25.5,25.8,25,24.8,21.7,22.1
1940,20.5,21.4,24,26.1,26.6,25.9,25.8,26.4,26,24.2,22.9,21.5
1941,20.8,21.5,23.4,26.5,25.6,27.1,26.1,27,25.7,24.8,22.7,22.2
1942,20.4,22.4,23.5,25.8,27.1,26.3,25.4,25.8,25.5,24.7,22.6,22.5
1943,21.6,20.8,23.4,25.4,26.5,25.6,25.8,26.8,26.2,24,21.7,21.3
1944,20.9,23.8,25.2,26.6,26.7,25.7,26.5,25,26.2,24,23.7,21.4
1945,21.7,24,25.9,26.3,26.4,26.4,26.6,25.8,25.9,25.4,23.8,23.2
1946,23,23.9,24.3,26.3,27.3,26,25.6,25.9,25.9,24.8,24.4,22.4
1947,23.2,22.5,24.6,27,26.3,26.5,25.5,26,25.9,25.8,25.2,22.8
1948,22.2,23.2,24.8,26,26.5,26.8,25.3,27.1,26.8,25.4,24.5,22.7
1949,23,22.4,24.9,26.8,26.6,26.6,26.2,26.4,25.4,25.8,21.8,21.6
1950,22.3,22.8,23.7,25.2,26.2,25.6,25.3,25.1,25.6,24.9,22.9,21.2
1951,21.1,21.6,23.7,26,26.6,26.6,25.3,26.2,25.7,24.9,22.9,22.3
1952,22,22.7,25.3,25.6,26.2,25.7,25.4,25.8,25.8,23.9,22.8,21.3
1953,21.5,23.5,24.8,27.6,27.3,26.9,26.3,26.7,26.2,24.4,23.1,21.8
1954,22.3,22.4,24.5,26,26.5,26,25.7,26.1,25.9,24.3,22.5,21.2
1955,21.8,22.3,24.2,26.4,27,26.4,25.1,26.4,25.9,24.1,23.4,21.9
1956,20.3,23,24.1,26.2,26,25,25.3,26.2,25.3,24.6,22.1,21.9
1957,22.5,22.6,24.3,26.7,27.8,27.2,26,26.3,26.3,24.7,24,21.4
1958,20.6,22.3,25.1,27.1,26.7,26.9,25.9,26.9,26.1,25.5,24.3,22.2
1959,21.9,24,24.7,26.1,27,26.9,26,26.4,26.9,24.9,22.7,21.7
1960,22.3,22.3,24.2,26.1,27.4,26.2,25.6,25.9,26.2,25.9,23.5,21.5
1961,21.7,22.9,25.2,26.3,27,25.9,25.6,26.2,25.8,24.6,22.7,22.4
1962,21.1,23.6,24.6,26.4,26.4,26.1,25.9,25.8,25.9,25.1,22.6,21.4
1963,21.5,22.4,24.7,26,26.1,26.8,25.9,26,25.6,24.3,23.2,20.6
1964,20.9,22.5,25.8,27.3,27,25.5,25.4,26,25.8,23.7,23.1,21.7
1965,21.5,22.7,24.2,26.1,26.5,25.8,25.5,25.7,25.7,24.4,23.1,22.1
1966,21.5,22.1,23.9,26.4,26.5,25.5,25.9,26.2,25.9,24.5,21.8,20.5
1967,21.2,21.9,24.1,26,26.4,25.8,25.7,26,25.6,24.2,22.7,22.2
1968,21.6,21.1,23.4,26.3,26,25.7,25.3,25.8,25.8,24.6,22.9,21.8
1969,21.9,23.1,24.7,27.2,27.7,27.2,26.6,25.8,26.2,25.5,23,22.2
1970,21.2,22.4,25.2,27.6,26.2,26.8,25.5,26.1,25.9,24.8,21.4,22.3
1971,22.4,23.3,25.1,26.1,27.4,25.9,25.6,25.5,26.6,24.9,23.3,23.5
1972,23.3,22.8,25.1,26.9,27.4,27,26.5,25.7,26.3,25.4,24.8,22.3
1973,22.4,22.4,25.4,27.1,27.5,26.5,26.1,25.5,26.4,24.7,24.1,22.6
1974,23,22.2,23.6,27.2,26.7,25.9,25.2,26.1,25.2,22.9,22.6,21.9
1975,21.6,23.3,25.6,27,27.3,28.1,25.7,26.9,25.7,24.9,23.2,21.6
1976,20.4,21.4,25,25.6,26.6,25.5,25.7,26.3,26.5,25.4,22.2,21.2
1977,20.8,21.6,25.5,25.6,26.5,25.8,25.7,26.2,26.4,24.9,23.4,22.3
1978,21.3,21.7,24.1,26.2,27.4,26.1,25.5,26,25.7,25,24.1,22.7
1979,21.3,22.2,24.7,27,27.1,25.7,26.4,25.7,25.4,25,22.8,22.3
1980,22.4,22.1,25.5,25.8,28,27,26.2,26.2,26,24.6,22.8,20.9
1981,20.2,22.1,24.8,26.4,27.5,26.1,25.8,26.1,25.6,25,23.1,22.5
1982,22.6,23.4,25.2,27,26.6,26.8,25.7,26,25.6,24.6,23.3,22.3
1983,21.5,22.4,23.3,26.4,28,27.5,25.9,26.3,26.1,24.8,24.1,22.5
1984,21,22.3,24.5,27,26.5,26,25.3,25.4,25.2,25.6,23.1,22.5
1985,21,22.5,24.7,26.1,26.8,26.6,25.7,26.1,26.1,25.3,23.8,21.9
1986,20.9,23.3,23.6,25.9,26.5,26.6,25.6,25.9,26.2,25,23.9,22.3
1987,20.9,22.8,24.6,24.8,27.5,26.6,25.9,26.3,26.7,24.5,23.2,22.6
1988,21.6,22.2,24.6,26.5,27.1,26.4,26.1,26,25.9,24.5,24.3,21.7
1989,22.8,23.3,23.3,26.1,27,26.6,26.1,26.1,25.4,24.6,24,20.7
1990,22.3,23.3,24.6,26.4,27.3,26.4,26,26.1,26,25,23.3,21.9
1991,23,22.5,25.1,27.6,27.1,27.3,26.9,26.4,25.9,25.1,22.7,22.3
1992,22.2,22,25.6,26.4,26,27.5,26.4,26.1,25.7,24.9,23.9,23.3
1993,22.4,24.2,25.5,26.6,26.6,27.3,26.2,26.2,26.1,25.1,23.1,21.6
1994,22.4,23.8,24.9,28.1,27.2,26.8,26.3,26.1,26,25.8,24.4,22.3
1995,22.8,22.9,24.8,26.6,28.3,27,26.2,26.5,26,24.8,23.9,23
1996,21.3,22.7,24.1,25.9,27.1,26.4,26.2,25.9,27,25.2,23.2,22.4
1997,22.3,23.1,26.2,26.7,27.5,28,26.2,26.8,26.1,25.1,24.3,22.9
1998,22.8,24,25.4,27.7,27.9,28.2,26.3,27.1,27.1,25.6,24.3,23
1999,22.4,23.1,25,27.3,27.6,26.1,26,26,25.7,24.6,22.3,21.6
2000,21.9,23.1,25.7,27.2,27.8,26.7,26.6,26.4,26.4,25.4,24.4,22.3
2001,21.6,24.4,24.9,26.4,27.1,27,26.4,26.5,26.7,25.2,24.1,22.9
2002,22.4,23.2,25.4,27,27.6,26.9,26.8,26.8,26.7,26.2,24.2,23.1
2003,23.4,23.7,26.2,26.4,28.4,27.7,26.1,27,27,26.2,24.5,22.1
2004,22.8,23.8,26.2,27.3,27.2,27.4,26.4,27.2,26.7,26.1,24.6,23.1
2005,22.7,23.8,26.1,27.5,27.5,27.1,26.6,27.3,26.6,24.9,23.4,22.9
2006,22.5,22.7,25.6,27.1,27.1,26.2,26.3,26.9,26.8,25.8,23.3,23.1
2007,21.9,23.3,25.5,26.9,27.4,27.3,26.8,26.4,26.4,25.1,23.5,23.1
2008,22.6,24.1,25,26.5,28.2,26.1,26,26.6,26.2,24.5,22.6,22.7
2009,22.2,23.1,25,27.6,27.9,27.3,26.9,26.5,26.9,26.3,23,23.6
