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