1901,23.5,25.4,25.5,25.3,25.7,24.6,23,22.3,22.8,22.9,22.9,23.9
1902,23.8,24,25.1,23.9,24.4,26.5,24,24,23.3,22.5,22.5,22.2
1903,24.6,26.3,26.2,25.7,26.4,26.1,23.4,23.2,22.2,22.4,21.8,23.1
1904,22.6,25.5,26.3,25.3,25.5,26.8,22.7,22.9,22.5,22.3,22.3,22
1905,23.2,23.7,24.2,24.5,26.4,25.3,23.1,21.9,22.4,23.3,23.8,23.8
1906,24.2,25.6,25.3,26,27.1,26.2,22.8,22.2,22.7,23.9,22.3,22.7
1907,23.8,25.8,26.8,26.6,27.7,26.7,22.5,21.6,22.3,23.4,21.4,20.7
1908,23.2,24.3,26.3,25.7,26.9,26.6,22.3,22.2,23.5,25.3,20.9,21
1909,22.1,23.5,24.9,23.5,25.8,24.5,23.6,22.2,22.2,23.9,23.5,23.8
1910,24.3,26.3,26.8,25.9,27.6,26.5,23.9,22.3,21.9,23.6,24.1,23.9
1911,25.3,26,27.1,25.6,26.1,25.6,23.1,22.3,22.8,24.9,24.3,24.4
1912,24.4,24.5,26.2,24.5,25.4,25.8,22.8,21.9,22.2,22.5,22.9,22.1
1913,23.1,25.2,24.1,24.8,26.7,26.2,22.8,22.1,22.9,22.7,22.3,22
1914,25.5,24.3,25.4,24.9,27.1,25.2,22,21.3,22.2,21.9,23.7,22.7
1915,24.3,24.6,25.2,25,25.4,24.7,22.3,22,22.1,22.7,22.7,22.5
1916,22.5,24.2,25,25.2,25,24.5,21.4,21.4,21.9,21.8,22.6,22.2
1917,23.4,24.2,25.3,24.5,25,24.6,22.3,21.7,21.6,21.7,22.3,22.4
1918,22.6,23.8,24.1,24.2,24.9,24.7,22.5,21.8,22.7,22.5,22.6,22.8
1919,24.4,24.7,25.7,25,25.4,24.9,22.3,22.7,22.4,22.5,22.3,22.6
1920,22.9,23.1,24.4,25.1,24.9,25.1,22.2,21,21.7,22.6,22.7,22.6
1921,23,23.9,24.4,26.1,25.5,25,21.9,20.9,22.3,22.5,22.7,23.4
1922,23.6,24.4,24.8,25.4,25.2,25.3,22,21.3,22,22.5,23.3,22.9
1923,24.7,23.9,25.1,24.9,25,24.6,21.6,20.5,22,22,22.1,22.9
1924,23.8,24.9,25.3,25.1,25.6,25.1,21.9,21.6,21.9,22.8,22.7,22.9
1925,22.1,23.4,25.3,25.1,25.3,24.9,22.6,21.9,22.9,22.8,22.7,22.9
1926,23.2,24.6,24.5,25.1,25.5,25.2,22.4,22.4,22.9,22.7,22.4,22.6
1927,24.1,24.4,25.2,24.9,25.9,25.4,22.6,22.1,22.5,23.3,22.9,23.6
1928,24.3,24.5,25.6,25,25.4,25.2,22.6,21.8,22.7,22.7,22.6,22.9
1929,23.7,24.8,25.2,25.6,25.1,24.8,21.7,21.6,22.3,22.4,22.5,21.7
1930,23,24.9,24.6,24.9,25.5,24.5,22.1,22,22.6,22.6,22.1,22.9
1931,23,25,25.1,25.3,25.4,25.2,22.3,21.5,22,22.8,22.8,22.6
1932,23.9,24.3,25.5,25.4,25.2,25.2,21.7,21.3,21.8,22.8,22.9,22.9
1933,24.2,25.3,25.7,24.9,25.9,24.9,22.4,21.7,22.4,23,23.5,23.3
1934,23.5,24.2,25.1,25.7,25.4,24.8,22.1,21.9,22.4,22.8,23,22.4
1935,24.4,24.5,26,25.3,25.5,24.7,22.6,21.7,22.2,22.8,22.5,23.2
1936,23.6,25,25.8,25.4,25.9,25,22.4,21.7,22.4,22.9,23.4,23.2
1937,23.1,24.7,25.2,25.2,25.1,24.9,21.9,21.6,22.3,22.8,21.8,23
1938,23.3,25.1,25.2,27,26.4,24.7,21.3,20.6,21.5,22.2,23,23.1
1939,23.7,24.4,25.6,25.2,25.1,24.9,22.4,22.2,22.7,22.2,22.8,23.3
1940,23.8,24.5,23.8,25.6,25.7,25.8,22.5,22.2,23.2,23.1,23.3,24.1
1941,23.6,24.8,25.3,25.7,25,24.4,22.6,21.5,22.2,22.8,22.9,21.9
1942,23.2,24.9,24.7,25.7,24.8,25.1,20.8,20.8,21.6,22.5,22.7,22.8
1943,22.5,22.6,23.4,23.9,23.7,22.6,21,20.3,21,21.6,22.3,22.5
1944,23.4,23,25.1,25.1,25.6,25,20.8,21.3,21.6,22.6,21.1,21.8
1945,23.8,22.7,23.8,25.5,25,24.4,21.9,20.5,21.3,21.9,22.2,22.1
1946,23.7,25.1,24.4,24.9,26.1,23.8,22,21.1,22.6,23.5,23.1,23.6
1947,23.8,24,24.3,24.5,26.1,26.7,23.3,22.2,22.1,23.3,23.6,23.7
1948,24.4,23.4,25.4,24,25.1,22.6,21.9,20.8,21.7,21.1,21,21.8
1949,21.8,22.5,23.8,23.9,23.5,23.1,21,20.8,20.8,21.8,21,20
1950,22.5,23.1,24.4,24.4,25.3,23.9,20.7,20.2,20.6,21.1,21.2,21.3
1951,25.2,25,24.2,22.9,25.9,26.6,22.5,22.2,20.6,23.2,24.1,23.6
1952,23.7,24.3,25.7,24.8,27.7,26.1,22.6,20,23.1,21.6,23.5,22.9
1953,25.5,27.8,27.4,26.2,29,27.7,21.5,23.2,23.9,23.7,25.5,24
1954,26.5,27.9,27.4,29.4,29.4,25.3,21.8,21.5,23.5,23.4,25.3,24.4
1955,23.2,25.9,27.6,27.4,28.7,25.9,24.1,22.2,23.8,25,23.4,24.2
1956,23,25.6,28.6,23.9,26,24,20.7,20.1,21.1,20.1,21,22.6
1957,24.2,22.7,22,23.4,24.4,24.8,21.8,21,22.8,22.8,23.5,23.8
1958,22.9,22.6,25.6,25.2,27.2,24,21,20.8,21.9,22.4,22.9,22.1
1959,22.7,24,24.5,26.6,26,25.5,20.7,20.5,21.4,21.5,22.7,22.8
1960,23,24.9,24.9,26.4,25.5,24.5,22.3,22.6,22,22.6,23.2,23.3
1961,24.3,23.7,25,24.5,26.3,24.9,21,20.1,21.7,21.9,20.8,21
1962,23,25.3,25,26.2,25.9,24.3,21.7,20.3,22.1,22.1,22,22.5
1963,22,25,27.2,24.3,23.5,24.2,22.8,22.2,22.5,23.7,21.8,20.5
1964,21.8,23.1,26.9,24.9,25.3,24.3,20.7,20.7,21.3,20.5,21.9,19.9
1965,22.1,24.2,25.5,24.3,27.7,25.9,22.9,21.5,22.3,22.4,20.7,21.9
1966,23.8,23.8,25,25.2,27.1,25,22.9,22.6,22.3,22.4,22,23.3
1967,24.3,25.7,24.7,24.6,24.6,24.9,20.6,20.9,21.8,21.4,21.6,22.3
1968,23.8,21.8,25.5,23.6,25.3,24.4,21.6,22.5,22.7,22.7,22.5,23.7
1969,22,21.9,22.8,25.3,25.6,25.8,22.6,21.8,22.7,23.6,23.7,24.6
1970,23,25.5,23.5,26.2,28.1,26.7,21.6,21.3,21.7,21.7,22.4,22.6
1971,22.1,25.2,24.8,25.3,23.9,23.7,22,21.9,22,22.4,21.5,20.9
1972,23.4,22.9,25.9,24.9,25.9,24.3,22.7,22.2,22.8,23.3,23.3,23.5
1973,24.8,26.9,28.2,27.7,25.3,25.3,21.8,21.7,22.2,21.8,22.4,22.1
1974,23.4,24.1,22.7,26.4,24.3,24.2,21.3,21,21.4,22.5,22.4,23.2
1975,23.6,25,25.9,25.6,26.5,23.7,22.2,20,21.6,22.5,22.2,22.4
1976,23.9,25.2,25,25.3,25.9,25.7,21.5,22.5,23.7,23.8,22.8,24.3
1977,23.2,24.7,25.9,27.7,25.3,24.6,22.9,22.2,22.8,21.6,22.5,23.1
1978,24.6,24.8,25.5,26.1,26.7,25.8,21.4,22.6,22.7,22.4,22.5,22
1979,21.3,23.9,25,26.1,25.5,25.7,23.5,22.7,23.6,23.8,24,23.9
1980,24.4,25,25.9,25.5,26.3,25.5,22.3,22.1,23.4,23.9,24.6,25.4
1981,24,24.8,23.1,24,25.6,25.9,22,22.2,21.8,21.9,23.2,22.1
1982,22.5,22.9,23.9,24,24.4,25,22.7,21.3,22.1,21.4,21.3,21.8
1983,22.2,23.3,24.2,24.9,25.4,24.7,23.8,21.5,22,21.6,22,22.4
1984,23,25.2,25.9,27.1,24.7,23.5,22.5,22.2,21.2,23.4,23.3,22.2
1985,24.6,24.6,27.8,25.3,24.8,23.6,21.8,20.8,21.3,22.5,24.3,21.9
1986,23.4,24.1,24.7,23.1,25.7,22.9,21.9,21.3,21.6,22.3,23,22.4
1987,22.7,24.1,23.6,23.8,22.7,23.7,23.7,22.1,23.8,22.8,23.2,23
1988,23.3,24,26.4,25.5,25.2,24.5,21.2,21.2,21.5,21.8,22.2,22.5
1989,21.8,22.8,24.1,22.5,24.6,24.3,22.3,22.2,21.7,22.3,23.2,21.2
1990,22.8,22.5,24,24.2,26.3,25.2,22,22.1,21.8,22.6,23,23.6
1991,24,24.7,24.1,26.5,26.8,25.2,22.2,22,22.9,22.4,22.8,20.8
1992,22.9,22.7,24.8,25.2,26,24.8,22.2,20.6,21.1,21.5,21.5,21.6
1993,22.7,22.5,26.2,23.6,24.6,24.2,22.9,22.2,22,22.4,23.8,21.3
1994,23.9,24.6,24.6,26,26.1,24.1,22.1,21.3,21.9,23.1,22.8,23.2
1995,23.4,24.9,25.8,24.8,25.6,25.1,21.5,22,23.2,23.3,23.7,23
1996,22.3,25.8,24.5,25,24.6,22.8,22.7,22.5,23,23,22.5,23.9
1997,23.4,24.1,25.2,24.2,25.4,25.2,22.8,22.6,22.1,23.5,22.8,23.8
1998,24.2,25.2,25.7,28.4,26.1,26.9,23.2,22,23,22.4,23.2,22
1999,24.5,27.4,25.8,26.9,27.3,25.8,22.1,20.9,22.1,21.3,23.1,23.1
2000,24.3,25.7,25,25.7,26.5,25.5,23.1,22.1,22.5,22.5,25.5,23.5
2001,23.9,25.3,25,26.2,25.8,24.4,22.8,22,23.1,24.4,23.5,24.1
2002,23.8,25.1,26.2,26.5,26.9,26.1,24.6,23.3,23.2,24,23.6,24
2003,24.1,25.5,26,27,28,25.9,22.4,22.1,22.5,24.1,24.1,22.7
2004,24.5,25.4,26.2,25.3,27.8,24.1,23.3,22.6,23.1,22.4,23.7,24
2005,24.9,27.1,26.2,25.8,25.8,25.4,22.9,23.3,23.3,22.3,23.1,22.3
2006,24,25.7,24.8,25.3,26.5,25.3,22.8,21.7,22.7,23.8,23.5,22.3
2007,23.2,24.7,26.2,25.4,25.8,24.8,22.3,22.3,22.8,23.3,22.8,23
2008,24.5,24.8,24.7,26.3,26.2,24.3,23,22.7,23.4,23.1,22.2,23.1
2009,23.4,25.4,24.3,27.1,27.6,27.2,22.9,23.6,23.9,23.7,23.6,23.5
