1901,22.1,23.1,23.9,26.2,27.9,29.5,30,30.1,28.9,26.2,23.5,22.7
1902,21.9,22.5,23.7,25.5,26.7,29.7,30.8,31.1,29.1,25.9,23,22
1903,21.9,22.8,23.8,26.3,27.7,29.6,30.3,30.3,28.7,25.6,22.3,22
1904,21.5,22.6,23.4,26.1,27.5,29.8,29.9,30.3,28.7,26,23.3,22.4
1905,22,22.5,23.5,26,27.7,29.7,30.1,29.9,28.6,26.6,23.8,22.8
1906,21.4,23.1,23.5,25.7,28.4,30.2,30.1,30.2,28.7,25.9,23,21.5
1907,21.1,22.6,23.9,26.1,28.1,29.8,29.9,29.7,28.4,25.8,22.4,20.7
1908,21.7,22.2,24.3,26.7,28.5,30,29.8,29.8,29.5,27.9,22.4,21.4
1909,20.8,22.2,23.2,25.1,27.3,28.8,30.1,30.4,28.6,25.8,22.8,22.5
1910,21.5,22.6,23.7,26.4,28.2,29.7,30.8,30.5,28.4,25.5,23.2,22.8
1911,21.5,22.1,23.8,26,28.1,29.7,30.1,30,28.4,26.3,23.6,23.2
1912,21.9,22.7,23.7,26.1,27.8,29.6,29.9,30,28.7,26,23.5,22.5
1913,22,22.6,23.4,26.2,27.7,29.5,29.9,30.1,28.8,26.1,23.2,22.4
1914,22.3,22.7,23.9,26.1,27.8,29.7,29.8,29.9,28.7,26,23.5,22.7
1915,22.2,22.8,23.8,26.2,27.8,29.7,30,30.1,28.7,26.1,23.6,22.6
1916,21.7,22.7,23.8,26.3,27.7,29.5,29.7,29.9,28.6,25.9,23.4,22.5
1917,22,22.7,23.7,26.1,27.5,29.5,30,30.1,28.6,25.9,23.5,22.6
1918,21.9,22.6,23.8,26,27.7,29.6,29.8,30,28.8,26.1,23.4,22.7
1919,22.4,22.9,23.9,26.1,27.8,29.6,29.8,30.2,28.7,26,23.3,22.6
1920,21.9,22.4,23.6,26.1,27.6,29.6,29.8,29.8,28.6,26,23.4,22.6
1921,21.9,22.5,23.5,26.4,27.7,29.6,29.8,29.8,28.6,26,23.4,22.8
1922,22.1,22.7,23.6,26.2,27.7,29.7,29.6,29.7,28.5,26,23.4,22.6
1923,22.3,22.5,23.8,26,27.6,29.5,29.7,29.7,28.6,25.9,23.3,22.6
1924,22.1,22.8,24,26.2,27.7,29.6,29.7,30,28.6,26.1,23.4,22.7
1925,21.7,22.4,23.8,26.2,27.8,29.6,29.8,30,28.7,26,23.4,22.8
1926,21.9,22.6,23.6,26.1,27.9,29.7,29.8,30.2,28.8,26.1,23.2,22.6
1927,22.2,22.6,23.8,26,27.8,29.7,29.7,30,28.6,26.2,23.4,22.9
1928,22.5,22.8,24,26.4,27.9,29.7,29.9,30,28.9,26.2,23.4,22.8
1929,22.1,22.9,23.9,26.3,27.9,29.6,29.5,29.9,28.7,26.1,23.5,22.3
1930,21.8,22.8,23.7,26.1,27.8,29.6,29.8,30,28.8,26.2,23.4,22.8
1931,22.3,22.9,23.9,26.2,27.7,29.7,29.9,29.9,28.7,26.2,23.5,22.7
1932,22.1,22.8,23.8,26.3,27.7,29.6,29.7,29.9,28.6,26.2,23.5,22.6
1933,22.3,23,24,26.1,27.8,29.6,29.8,29.9,28.6,26.1,23.7,22.9
1934,22.2,22.6,23.9,26.3,27.8,29.4,29.7,29.9,28.7,26.2,23.6,22.5
1935,22.3,22.7,24.1,26.1,27.7,29.6,29.8,29.9,28.6,26.2,23.3,22.7
1936,22,22.9,24,26.3,28,29.6,29.8,29.9,28.7,26.2,23.6,22.7
1937,21.9,22.9,23.8,26.2,27.7,29.6,29.7,30,28.8,26.3,23.5,22.9
1938,22.2,23,23.6,26.5,27.8,29.5,29.6,29.8,28.6,26.1,23.5,22.8
1939,22.2,22.8,23.9,26.3,27.9,29.7,29.9,30.1,28.7,26.3,23.5,22.9
1940,22.2,22.9,23.7,26.4,27.9,29.8,29.8,30.1,28.9,26.3,23.5,22.9
1941,22.2,22.9,23.8,26.3,27.8,29.3,30.1,29.7,28.4,26.1,23.5,22.1
1942,22,23.1,23.4,26.4,27.3,29.7,28.9,29.3,28.1,25.5,23,22.5
1943,21.5,21.2,22.8,24.8,26.7,28.2,29.1,29.1,27.6,25.2,23.6,23
1944,22.3,22.3,23.6,26.1,27.7,29.8,29,29.6,28.1,25.7,22.3,22.6
1945,22.2,21.5,22.8,25.9,27.3,29.3,29.5,29.4,28,25.2,22.6,22.4
1946,22,23.1,23.1,25.6,27.8,29,29.8,29.6,28.9,26.5,23.6,22.8
1947,22.2,22.5,23.1,25.5,27.5,30.6,30.3,30.1,27.9,25.7,23.8,23.3
1948,22.7,23,23.3,25.9,27.8,28.7,29.7,29.5,28.1,25.3,22.4,22.3
1949,21.4,21.8,23.5,25.7,27.1,28.9,29.3,29.6,28,25.5,22.2,21.7
1950,21.3,21.3,23.3,25.7,27.5,28.9,28.8,29.5,28.2,25,22.1,21.8
1951,21.8,22.1,23.3,26.1,27.8,29.8,29.9,28.6,28.6,27,24.4,23.4
1952,22,22.7,24.1,26.4,27.6,29.5,28.4,29,27.7,26.6,23.6,23.2
1953,22.1,22.8,24.2,25.8,27.7,29.4,28.4,28.5,28.3,26.2,24.2,23
1954,22.8,23.6,24.1,26.4,27.6,29.5,28.2,27.6,29.2,25.9,24.1,23.2
1955,22.5,22.1,23.5,25.6,27.7,29.4,27.8,28.7,28.8,26.2,23.9,23.6
1956,21.9,22.5,24,25.9,27.4,29.1,28.1,27.1,28.6,26.6,23.4,22.8
1957,21.9,21.5,22.9,25.5,26.7,28.9,28.4,28.1,27.6,26.1,24.3,23.1
1958,22.3,22.9,24.1,26.5,27.6,29.3,28.8,29,28.9,27.2,23.8,23.6
1959,22.1,22.7,23.4,26.2,28.2,29.4,28.8,28.4,29.1,27.2,23.9,23
1960,22,22.6,24.1,26.3,28.1,29.2,28.6,29.2,29.6,26.5,24.1,23.2
1961,22.6,23.2,23.9,26.4,28,29.1,28,28.6,28.7,26.5,23.7,23
1962,21.8,22.8,23.9,26.1,27.8,28.3,29.4,28.5,28.2,25.4,23.6,22.9
1963,22.2,23,23.5,26.1,27.5,28.6,28.8,29.5,28.1,26.4,24.2,23.3
1964,22,22.5,23.8,25.9,27.5,29.1,29.1,29.5,29.1,25.6,22.8,21.5
1965,21.5,21.5,22.9,25.6,26.6,28.7,28.8,29.2,28,25.6,23.7,22.4
1966,21.9,22.8,23.5,25.9,27,29.5,29.7,30,28.1,26.3,23.7,21.9
1967,21.4,22.2,23.9,25.6,27.3,29.1,29.6,30,29.2,26.1,22.4,22.1
1968,21.2,21.8,23,25.7,27.1,29.5,30.2,29.2,28.9,26.5,23.9,23.5
1969,23.3,22.8,24.9,26.8,28.1,29,30.4,29.5,28.5,25.7,23.4,22.8
1970,22.5,23.2,24.7,26.8,28.3,29.7,29.9,30,29,26.2,22.8,22.1
1971,21.3,21.6,22.9,25.6,28.3,29.6,29.5,29.5,27.6,26.1,23.4,22.4
1972,21.9,22.5,23.6,25.6,27.1,30.1,30.1,29.5,28.4,25.9,23.4,23
1973,22,22.6,24,26.4,28.5,30,30.7,30.1,28.6,26.2,23.3,22
1974,21.9,22.4,23,25.9,27.7,29.6,30.1,29.4,28.4,26,22.8,22.5
1975,21.8,23,23.8,25.7,28.1,31,29.7,29.5,29.5,26.3,23.5,22.5
1976,22,23.2,23.5,26.2,27.6,29.3,30,29.8,28.5,26.4,22.6,23.1
1977,22.2,22,23.8,26.3,28.4,30.6,30.2,29.6,28.8,26.3,23.7,23.3
1978,22.8,22.7,23.9,27,29.2,30.6,28.5,29.9,28.5,25.9,23.3,22.7
1979,21.8,22.4,23.9,26.5,27.7,29.7,30.5,29.7,28.7,26.3,23.6,23.5
1980,22.8,23.6,24.7,27.1,28.7,30.7,29.9,30.1,28.9,26.1,24,23
1981,22.6,23.1,24.1,26.7,28.4,29.4,30.5,30.7,29.2,26,23.3,22.6
1982,22.3,23.4,24.2,26.1,27.3,28.8,29.8,31,28.9,25.3,23.5,22.9
1983,21.9,22.6,24.2,26.6,27.8,29.3,30.2,31.7,29.6,25.9,23,22.5
1984,21.3,21.2,22.9,25.9,26.9,30.4,29.6,29.5,28,24.9,23,22.2
1985,22.4,22.2,23.5,26.8,28.2,29,30.4,31.5,29.3,26.1,23.6,22.1
1986,20.9,23.3,24,26.1,27.9,31.8,30.4,30.3,28.6,26,23.5,22.4
1987,21.8,22.7,24.5,26.6,28,30.1,28.7,31.6,29.2,26.8,23.7,23.5
1988,22.7,24.1,24.2,26.9,28.4,30.3,31.3,31.4,30.8,27,23.1,22.8
1989,22,23.1,24.2,24.9,27.8,29.5,29.9,30.5,29,26.7,24.3,23.3
1990,22.6,24.2,24.8,27.1,29.1,30.3,30.2,30.2,29.9,26.6,23.8,22.8
1991,22.9,23.5,23.8,27.3,28,29.6,29.9,30.6,27.8,26.1,23.3,22.9
1992,20.5,21.8,23.4,26.4,28.1,29.9,29.9,29.7,28.5,25.1,23.9,23.4
1993,22.5,22.2,24.3,25.6,27.6,30.7,28.5,28.3,29.1,26.8,23.5,22.1
1994,22.1,22.3,24,27.9,28.4,30.6,30.4,30.2,28.5,25.6,22.7,22.9
1995,22.2,23.2,24.2,26.5,28.8,28.8,30.1,30.3,29.1,26.6,23.6,23.5
1996,23.1,23.2,24.2,28.7,28.8,28.9,30.4,30.2,29.6,26.4,23,22.9
1997,22.5,22.6,23.8,26,27.9,29.7,31.4,30.9,29.3,26.3,24.5,22.8
1998,22.3,24.5,25.3,28,29.1,31.3,30.8,30.9,30.3,26.3,24.3,23.5
1999,22.7,23.4,24.2,26.8,29,29.4,30.2,30,29.2,25.8,23.3,22.7
2000,21.9,23.5,23.7,27.5,28.2,30.5,30.7,30.1,28.7,26.1,23.5,22.7
2001,22.3,22.8,24.4,27.9,28.3,29.6,30.6,29.6,28.8,26.9,23.5,23.8
2002,21.6,23,24.2,27.5,29.4,29.9,31,30.7,29.3,25.4,24.3,24.1
2003,22.6,24.7,24.5,27.9,29.8,31.3,30.4,30.2,29,26.5,24.4,22.9
2004,23.4,23.2,24.3,26.5,27.9,28.7,30.8,30,28.8,25.6,23.7,23.4
2005,22.5,23.8,24.6,27.8,27.7,29.5,29.6,30.4,29.2,26,23.5,22.4
2006,22.1,24.3,24.2,26.6,29.6,29.9,29.6,30.3,29.3,27.1,24.2,22.3
2007,21.6,24.2,25.5,27.4,28.8,29.9,30,30.6,29.5,26,23.7,22.6
2008,21.8,21.3,21.8,26.2,28.6,29.8,30.2,30.3,29.6,26.5,23,22.4
2009,21.9,24.2,24.7,28,28.4,30.9,30.3,31,29.4,26.7,24.1,23.7
