1901,22.3,22.8,23.1,24.1,24.6,24.3,24.2,24.4,24.5,24.1,23.8,23.3
1902,22.3,22.8,22.9,23.9,24.3,24.2,24.3,24.4,24.4,24,23.7,23.3
1903,22.5,22.6,22.9,24,24.6,24.6,24.3,24.3,24.4,24.1,23.8,23.2
1904,22.3,22.4,22.9,23.7,24.4,24.3,24.1,24.1,24.3,23.9,23.9,23.3
1905,22.3,22.5,22.9,24,24.3,24.4,24.2,24.4,24.4,24,24,23.3
1906,22.2,22.5,23,23.9,24.4,24.2,24.2,24.4,24.4,24.1,23.9,23
1907,22,22.2,22.7,23.8,24.2,24.3,24.3,24.3,24.4,24,23.8,23.3
1908,22.3,22.5,22.9,23.9,24.4,24.4,24.4,24.5,24.5,24.1,23.8,23.3
1909,22.2,22.4,23.1,23.8,24.4,24.2,24.3,24.2,24.5,24.1,23.6,23
1910,22.1,22.3,22.8,23.7,24.2,24.3,24.2,24.3,24.7,23.9,23.9,23.4
1911,22.1,22.3,22.7,23.8,24.2,24.4,24.2,24.4,24.5,24.1,24,23.3
1912,22.4,22.7,23.1,23.8,24.4,24.3,24.4,24.4,24.5,24,23.9,23.3
1913,22.2,22.3,22.7,23.6,24.6,24,24.1,24.1,24.3,24.3,23.7,23
1914,22.2,22.4,22.9,23.7,24.2,24.1,24.1,24.2,24.4,24,23.9,23.5
1915,22.3,22.4,23.1,23.8,25.5,25.4,25.5,25.8,25.3,25.5,24.6,23.9
1916,22.6,22.5,22.8,24.7,25.2,25,24.8,24.3,25,24.1,23.7,22.8
1917,21.7,21.4,22.8,24,24.4,23.9,24.4,24.3,24.5,24.3,23.6,23.1
1918,21.9,22.2,21.9,23.5,23.2,23.5,24.5,24.9,24.6,24.6,23.7,23.3
1919,22.2,22.5,22.9,23.8,24.5,24.3,24.1,24.3,24.3,23.9,23.6,23.2
1920,22.2,22.5,23,23.9,24.5,24.2,24.1,24.2,24.3,23.9,23.7,23.2
1921,22.2,22.3,22,23.4,23.8,24.1,24.3,23.9,24.5,23.3,23.5,23
1922,21.9,21.9,22.1,23.9,23.8,23.5,23.7,24.1,24.3,23.6,23.1,22.7
1923,21.3,21.5,22.5,23.8,24.2,24.1,24.1,24,24.8,23.8,24,23.4
1924,22.5,22.8,24.1,24.8,24.7,23.8,23.7,25,24.1,23.8,23.7,22.9
1925,21.7,21.9,22.1,23.9,24.5,24.4,23.8,24.2,24.2,24.4,23.9,23.7
1926,22.5,23.3,23.6,25.3,25.4,24.7,24.3,24.4,24.3,24.4,24,23.2
1927,21.9,22.1,22.8,23.3,23.7,23.9,23.3,24.3,23.9,24.1,24,22.8
1928,22,22.6,22.9,24.1,24.4,24.1,24.3,24.1,24.4,24.2,23.7,23.1
1929,22.2,22.8,23.3,23.7,24.1,24.2,24.2,24.2,24.5,24.3,24,23.2
1930,21.9,22.2,23.1,23.9,24.3,24,24.1,24.2,24.3,23.8,24.1,23.6
1931,22.6,22.8,23.8,24.5,25.1,24.7,24.2,24.5,24.4,24.3,23.9,23.3
1932,22.2,22.4,22.9,24.5,24.3,24.3,24,24.5,24.6,23.8,23.9,23.3
1933,23.2,22.6,23.4,24.6,25.8,25.4,26,25.7,25.4,25.4,24.8,24.1
1934,22.8,22,22.6,25.4,26.5,24.7,25.6,26,26.3,25.9,25,24.6
1935,22.9,23.2,23.6,24.3,25,25.8,25.5,25,25.7,25.4,24.6,24
1936,22.8,22.1,23.5,24.6,25.7,25.1,25.7,26.2,25.8,25.5,25.5,23.7
1937,22.4,22.7,24,24.9,24.7,24.5,24.5,24.7,24.8,24.5,24.4,24
1938,23,22.9,23,23.7,24.8,25.3,25,24.6,25.4,24.9,23.9,23.5
1939,22.7,22.3,22.5,24.3,25.1,25,24.7,25.7,26,24.9,24.3,24.4
1940,23.3,24.2,24,25.4,26.1,25.5,25.8,26.1,25.6,25,24.5,24.6
1941,23.7,24,24.7,25.6,26.6,25.5,25.5,25.5,25.8,26.1,25.7,25.2
1942,24,20.4,23.8,25.6,24.8,25.2,25.3,25.5,25.1,24.7,24.3,24.4
1943,23.4,22.8,23.2,24.6,24.2,24.6,24.4,25.5,25.6,25.1,24.5,23.6
1944,22.4,22,22.6,24.3,24.3,24.4,25.1,25,24.8,24.6,23.9,23.5
1945,23,23.2,23.4,25.4,24.3,25.5,25.7,25.8,26.6,25.5,25.4,23.9
1946,22.7,22.3,22.9,24.1,25.3,25.1,25.5,25.5,26,25,24.3,24.1
1947,22.9,23.1,22.8,24.1,25.2,25.8,25.1,26,26.6,25.9,25.2,23.9
1948,22.4,22.6,23.3,24.1,25,24.9,24.3,24.7,25.2,24.4,24,23.3
1949,22.2,22.5,23,23.4,23.3,22.1,22.3,23.6,23.6,23.4,22.5,22
1950,21.5,20.5,20.7,23.3,23.7,23.7,23.4,23.7,24.3,23.9,23.6,23.4
1951,22.1,21.9,22.4,24.7,24.8,24.9,24.8,24.7,25.2,25.5,24.9,24.1
1952,22.4,22.9,23.3,24.6,25.5,25.3,23.7,24.1,24.1,24.4,24,22.4
1953,21.2,20.8,21.7,23.5,24.1,24.4,24.6,25.2,23.8,23.4,23.2,22
1954,21,21.1,22,23.3,24.1,24.1,23.8,24.8,24.3,22.4,22.4,21.6
1955,20.2,21.1,21,22,22.5,21.9,23.4,22,22.2,20.8,20.5,20.1
1956,20.2,21.7,22.4,23.9,23.7,23.3,22.7,23,23.1,22.7,22.3,21.2
1957,19.8,20.4,20.8,21.8,22.6,24.3,23.5,24.3,24.4,23.6,23.4,22.6
1958,22,21.6,22.3,25.4,25.8,24.9,24.8,25,25.7,25.1,23.8,22.8
1959,22.2,21.9,22.7,24.4,25.1,25,24.8,24.7,25.5,24.9,24.1,24.8
1960,22.6,22.8,22.9,24.7,25.6,25.2,24.9,24.8,24.6,24.4,24.2,23.3
1961,22.7,22.6,23.1,24.1,24.5,24.7,24.4,25.2,24.9,25.1,24.3,24.1
1962,22.6,22.3,22.7,23.4,24.5,24.3,24.9,24.4,25,24.9,23.8,23.6
1963,22.5,23.1,22.7,24.1,24.6,25.2,24.6,25.1,25.7,25.4,24.5,24
1964,21.6,22.2,22.3,23.5,23.9,24.1,24.2,24.6,24.8,24.3,24.4,22
1965,21.8,22,22.6,23.3,24.1,23.9,24.5,24.7,24.9,25,24.9,24.9
1966,23.4,22.6,22.8,23.8,24.3,24.5,24.9,24.9,25.3,24.3,24.1,23.5
1967,22.7,22.3,22.5,23.8,24.3,24.5,24.1,24.3,24.5,24.5,24.2,23.3
1968,21.7,22.2,22.6,24.1,24.5,24.6,24.4,24.4,24.7,24.7,24.7,24
1969,22.7,23.5,24.6,25.4,26.2,25.9,25.4,24.1,25.1,23.9,23.6,24.8
1970,22.7,22.3,23.2,24.2,24.9,24.7,24.2,24.2,23.9,23.8,22.8,22.9
1971,21.6,22,22.4,23.6,23.8,24.1,23.8,23.6,24,23.5,23.4,21.8
1972,21.9,22,23.1,23.8,24.2,25,25.1,25.1,25.5,24,24.3,24.2
1973,23.1,23.3,24,24.2,24.4,24.2,24.4,24.6,24,23.9,23.4,22.3
1974,21.6,22.1,22.6,23.6,23.4,24.2,24.4,24.1,23.5,24.5,23.4,23.7
1975,22.2,22.3,23.3,23.7,24.5,24.3,23.8,24.6,24.2,23.7,23.2,21.8
1976,21.9,21.7,22.6,24,24.5,24.2,24.4,24.3,24.7,24,24.2,23.3
1977,22.3,22.6,23.5,24.1,24.7,24.9,24.9,25.1,26.4,25.2,24.5,23.2
1978,22,23.4,23.8,24.9,25.1,24.9,24.4,24.7,24.8,24.5,24.7,23.5
1979,21.9,22.7,24,24.2,24.5,24.5,24.5,24.5,23.8,24.1,23.9,23.5
1980,22.7,23,23.5,24.6,25.8,24.8,24.9,24.9,24.7,24,23.9,23.3
1981,22.6,23.3,23.6,24.3,24.1,23.5,24.3,24.2,23.8,23.8,23.9,23.6
1982,22.4,23.1,23.2,24.9,24.5,24.9,24.6,25,24.4,24,24.1,23.8
1983,23.3,22.6,24.7,24.7,25.1,24.8,24.8,25.2,25.5,24.9,25.2,24.1
1984,23.3,24,24,25,24.7,25.6,24.9,25.3,24.8,24.7,23.3,24
1985,22.5,23.4,23.7,24.5,25,24.6,24,24.1,24.2,24.3,23.2,22.3
1986,22,21.5,22.7,23.8,24.2,24.3,24.6,24.7,24.6,23.6,23.8,23.4
1987,22.7,23.8,24.7,25.9,25,25.3,25.7,24.3,24.3,23.6,23.9,23.4
1988,21.6,22.6,22.5,23.9,24.6,24.1,24.1,23.6,24.1,23.7,23.9,22.8
1989,22,22,24,25.6,24.9,24.5,25.2,25.4,25.1,25.5,24.8,23.1
1990,23,21.9,23,23.8,24,24.8,23.8,25.2,23.9,23.5,24,22.6
1991,21.8,22.9,23.5,24.2,24.5,24.8,25.2,25.5,25.4,24.8,24.1,22.9
1992,22.8,22.9,23.8,24.4,24.9,24.9,24.3,24.8,24,24,23.6,23
1993,22.7,22.7,23.3,24.5,24.6,25.1,25,25,24.3,25.2,24.7,23.1
1994,22.7,23.3,24.5,25.2,24.5,24.6,24.7,25.5,25.8,25.1,24.7,23.8
1995,23,22.8,23,25.3,25.2,25.5,25.2,24.2,25.1,24.4,24.5,24.1
1996,22.7,24.9,24.3,24.8,25.5,25.5,25.2,25.9,25.5,25.4,24.2,23.8
1997,23.3,23.9,22.9,25.3,25.7,26.7,25.1,26.1,26.9,26.8,25.6,24.6
1998,23.9,24.1,24.7,25.9,26.7,26,25.7,25.8,26,24.6,25.1,23.7
1999,22.8,23.1,23.8,24.3,24.4,24.7,24.7,24.5,24,23.7,23.7,22.8
2000,21.8,22.2,22.8,23.7,24.4,24.5,24,24.8,24.5,24.8,23.8,22.9
2001,22,22.6,22.2,24,24.6,24.5,24.8,26.6,25.2,24.8,23.9,24.7
2002,23.2,23,23.6,24.5,24.8,24.8,24.9,25.2,26.3,25.6,26.2,25.1
2003,22.9,24.8,24.2,24.9,26.1,25.3,25.2,26,25.1,25.4,25.2,25
2004,22.5,22.8,23.8,25.1,24.7,24.7,24.8,24.7,25.4,24.1,22.9,23.1
2005,23,22.4,23.8,25,24.6,24.4,25.3,24.6,25.1,23.7,23.2,22.6
2006,21.9,22.2,24.3,24.1,25.5,24.5,25,24.8,24.9,24.5,24,24.1
2007,24,22.1,23.8,24.4,24.6,25.2,25.5,24.4,24.1,23.6,25.1,24
2008,23.3,23.2,23.4,25.3,24.7,25.6,25.3,25.2,25.6,24.8,24.7,23.4
2009,22.5,22.4,23.7,25,24.9,24.5,24.9,25.8,26.1,25.1,25.6,24.7
