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