1901,24.4,25.1,24,22.1,20.6,18.1,20.2,19.9,20.6,23.3,22.9,23
1902,25.2,26.5,25.1,23.9,21.8,20.6,21.1,18.6,21.8,22.1,25.5,24.9
1903,23.7,26,26.2,22,19.8,20.1,18.5,20.4,20.8,22.1,23.8,25.1
1904,25,25.1,25.4,22.5,19.1,17.8,19.5,20.3,21.6,22.2,23.8,23.9
1905,24.4,26.5,23.9,23.1,21.7,19.4,19.4,20.4,21.5,24.5,23.4,24.9
1906,24.5,24.5,24.3,22.9,22,20.4,20,21.3,20.6,23.5,23.8,24.4
1907,24.8,25.6,25.3,23.2,18.8,19.4,18.2,19.2,22.2,22,23.6,25.3
1908,24.9,25,24,22.6,20.3,19.6,20.3,18.8,20.7,22.3,24.1,25
1909,25.5,26.9,24.1,22,19.2,18.7,20.7,20.3,20.8,21.4,23.8,22.8
1910,25.9,25.8,25.5,24,18.6,20.3,18.1,20.9,20.6,20.6,22.3,22.9
1911,25.9,24.7,23.6,22.1,20.1,16.9,16.7,19.6,21.2,21.6,25.5,25.4
1912,25.1,26.3,25.4,22.6,22,20.3,18.2,21.7,19.2,21.1,25.3,24
1913,24.9,25.9,26.2,24.1,20.9,18.2,21.1,20.5,22.1,22.3,23.3,23
1914,26.3,26.8,27.6,23.1,20.2,23.3,22,21.4,24.1,24,26.1,23.8
1915,26.5,27.1,26,25.2,24.6,20.4,21.1,22.9,21.9,22.2,22.5,24.9
1916,25.4,24.8,25.6,22.8,23.2,21.9,19.5,21,22.7,21.6,23.9,23.5
1917,24.9,25.2,24.6,22,19.7,17.8,19.1,19,22.2,23,21.4,24.4
1918,25.4,26.4,25.8,22.7,22,19.1,19.1,19.2,20.7,22.5,24.8,24.4
1919,23.9,25.6,25.7,25.1,24.9,22.9,20.7,21.9,19.1,22.9,24.6,25.2
1920,25.7,25.9,26,23.5,21.6,20.1,20,18.8,21.4,22.9,25.1,23.9
1921,26,26.8,26.8,23.7,21.3,19.6,19.4,22.4,21.3,21.8,23.7,24.6
1922,26.4,26.9,25.8,24.5,22.1,20.8,20.6,23.2,22.6,21.7,24.2,24.1
1923,26.3,26.1,25.9,25.7,21.1,20.4,18.5,21.5,22.1,22.6,24.5,26.2
1924,24.5,25.4,27,25.1,21.5,20.5,20.4,20.8,21.9,20.4,24.1,24.1
1925,26,26.6,24.8,25,22.6,18.9,18.3,23.2,22.9,21.6,23.9,25.4
1926,25.9,25.1,25.8,23.9,21,21.8,20.2,21.2,23,23.3,24.8,24.2
1927,25.5,25.8,26.3,24.9,21.1,18.8,20.3,20.2,21.6,22.8,24.9,24.6
1928,26.2,27.1,26.3,26.3,22,21.1,20.4,20.8,22.1,23.4,24.3,24.8
1929,26,26.4,25.2,22.4,20.4,20.9,20.7,21.9,22.5,24.5,22.9,25.4
1930,26.7,26.9,27.4,24.1,22.3,23.1,21.2,21.7,22.2,23.2,24.2,24.2
1931,26.9,25.2,25.5,24.5,21,19.8,20.3,20.8,20.7,22.9,23.9,25.9
1932,25.1,27.3,26.3,26,21.4,19.6,22.3,20.5,23.4,24.4,25.2,25.2
1933,25.5,27.3,25.7,23.1,21.8,20.1,19.3,22.3,22.2,23.7,23.5,23.2
1934,26,27.5,27.2,24.5,23.4,22.3,19.6,22,22.3,22.4,25.4,24.1
1935,25.1,26,26.5,23.1,19.2,21.8,21.7,20.5,21.8,22.6,24,26
1936,27,25.4,25.4,23.3,24.5,23,20.1,19.2,20.4,23.5,23.4,24.6
1937,23.7,26.7,25.2,23.3,20.2,21,20.4,22.7,20.8,22.3,23,22.9
1938,26.9,26.3,27.5,23.1,21.7,20.8,19.4,21.2,21.3,22.8,23.8,23.7
1939,26.1,26.1,27,24.3,22.7,20.9,19.2,21.5,21,22.6,24.2,24.2
1940,25.9,25.4,27.2,25.6,23.5,21.9,21.5,22.7,22,23.1,24,27.7
1941,27.8,28.2,26.9,26.4,23.9,20.7,20.2,24.1,20.3,23.4,25.1,25.2
1942,26.6,27.9,27.2,24.9,22.4,20.9,17.6,21.9,22.7,24.9,25.7,24
1943,26,27.4,27.7,22.4,22.5,22,21.5,20.5,22.5,23.3,24.9,24.1
1944,27.6,26.7,27.8,24.2,22.1,21.9,18.9,22.3,23.2,26.1,23.4,25.4
1945,25.9,28.1,25.9,24.7,21.6,19.9,20.6,23.2,22.5,25,24.5,24.3
1946,25,27.8,25.2,22,23,20.4,19.1,22.7,24.1,24.1,24.1,24.7
1947,27.1,27,24.4,23.8,22.5,22,18.6,20,21.7,20.6,22,23.1
1948,27.1,26.2,24.2,24,21.2,20.8,21.8,19.6,21.9,22.6,24.1,24.1
1949,25.8,25.6,26.9,22.5,20.5,20.7,20,21.1,22.1,22,23.3,24.3
1950,24.7,26,26.1,24.1,23,21.1,20.3,22.7,23.2,22.8,22.9,25.1
1951,25.5,26.3,25.2,21.9,21.7,20.3,18.7,20.5,23.2,23.9,24.3,23.3
1952,26.1,26.7,27.2,23,21.1,20.8,21.2,24.2,22.5,24.9,25,24.6
1953,27.8,26.2,27.5,23.2,22.6,21.5,18.7,22.6,23.8,24.7,24.4,24.6
1954,28.2,27.8,26.9,23.4,21.7,21.8,21.9,22.2,24.2,23.8,25.1,25.4
1955,26.2,28.3,27.3,24.7,21.7,20.9,20.7,21.1,23,21.9,22.6,24.6
1956,28.6,26.8,25.5,23.3,19.2,17.6,19.2,19.9,23.8,22.5,21.9,23.6
1957,26.2,25.6,25.5,23.3,21.2,20.5,20,22,21.3,25,24.2,25.5
1958,26.6,27.9,25.5,23,20.8,21,21.1,24,22.5,23.8,26.4,26.2
1959,26.7,27.1,25.2,27.1,22.4,20.2,22.9,22.1,23.5,24.7,24.2,24.5
1960,24.9,24.8,25.4,23.6,19.9,20.6,21.6,22.4,23.2,25.4,24.2,24.7
1961,26.1,26.6,25.4,24.9,21.9,21.1,21.8,23.7,25,25.8,26.1,25
1962,24.8,26.1,26.2,23.7,20.7,18.7,18.8,20.9,22.5,21.9,24.2,23.5
1963,27,26,27,24,21.6,19.9,21.7,23,25.3,24.5,25.8,24.5
1964,25.2,25.6,26.1,24.2,20.5,19.2,18,21.8,23.1,22.6,23.4,23.7
1965,24.6,26.5,24.8,24.4,21.4,21.2,20.9,23.4,24.4,24.2,24.7,26.1
1966,26.9,28.3,26.6,23.9,21.6,22.2,21.9,20.7,21.4,23.4,23.9,25.3
1967,25.6,26.8,25.6,24.2,23,20.9,20.8,24.4,23.3,25.4,23.6,23.4
1968,26,25.4,25.9,22.3,19.8,19.9,19.7,20.1,22,23.3,25.3,26.8
1969,27.4,27.6,26.4,23.5,22.2,21.2,20.7,22.1,23.5,22.1,24.7,23.6
1970,25.6,26.9,26.9,24.5,23.7,22.3,20.3,21.3,21.5,23.1,23.1,26.7
1971,28.4,27.8,27,24,21.1,19.7,20.5,21.9,23,22.8,23.4,25.6
1972,26.9,26.3,27,23.3,23,24,20.7,22.6,23,24,24.4,25.4
1973,27.8,28.5,25.6,26.6,22,22.2,21.4,20.2,21.1,23,21.1,25.5
1974,24.9,27.4,26.1,23.3,22.2,20,22.3,22.9,22.6,23.2,25.7,24.4
1975,26.5,28.1,27.7,23.7,22,20.7,20.3,24.9,25,24.7,25.9,27
1976,27.4,25.8,27.3,24,21.9,20.6,20.1,21.3,22.7,22.8,25.1,25.7
1977,27.3,28.8,27.3,23.8,23,21.7,24.1,22,23.3,25,25,24.5
1978,27.1,27.3,26.8,23.6,21.5,20,22,26.4,22.3,25.2,25,25.1
1979,23.9,26.8,25.2,24.1,22.9,21.1,20.3,23.1,22.4,24.9,24.5,25.6
1980,25.8,27.7,28.8,25,24.8,21.7,22.3,23.4,21,24.8,25.8,26.9
1981,27.6,29.5,28,24.1,24.6,21.9,19.5,22.3,24,23.3,25.9,25.3
1982,25,28.1,25.4,23.1,21.8,23.1,22,22.9,23.5,24.5,26.1,24.6
1983,26.7,28,26.1,25.4,23.9,24.1,22.2,22.1,20.3,23.7,26.3,25.8
1984,29.8,29.6,26.2,23.9,24.4,22.3,22.5,20.7,22.1,25.3,25.2,24.3
1985,24.8,27.6,26.9,26.1,22.2,19.9,21,23.3,22.5,24.9,25.9,25.6
1986,28.4,28.1,26.7,25.8,23.8,21.2,20.7,22.4,22.6,24.5,26.4,25.3
1987,28,27.6,26.4,25.8,22.7,20.7,24.1,21.9,22.4,24.3,25.5,26
1988,28.7,25.7,27,24.6,21.3,19.8,18.5,22.8,24.1,23.4,24.7,25.4
1989,27.2,27.3,26.5,25.8,21.8,21,20.1,21.9,22.7,22.6,24.9,24.5
1990,27.9,27.8,27.8,27.3,21.3,21.1,18.6,20.2,21.8,25.5,27,26.4
1991,26.1,26.3,25.4,25,23.3,22.8,20.8,22.7,22.2,25.1,26.1,26.7
1992,26.9,28.1,27,25.4,24.3,23.8,21,20.7,22.6,25.5,25.4,27.7
1993,27.8,28.1,28.2,26.4,23,21.4,22.6,21.1,22.9,25.7,28.9,26.8
1994,26.4,30.2,27.1,24.8,22.9,20.3,22.8,21.2,20.9,26,26,27.7
1995,29.1,27.9,27,25.3,22.1,22.1,23.4,25.1,23.2,23.9,25.9,26.2
1996,28.2,28.2,26.7,25.8,21.5,21,19.4,21.1,22.3,24.8,24.8,26.9
1997,26.8,28.1,26.4,24.9,22.5,21.2,21.6,23.5,24.6,25.3,26.8,27.9
1998,29,28.8,28,25.8,22.3,20.8,21.9,24.8,23.9,24.1,25.2,26.7
1999,28.2,28.4,28,23.8,22.1,21.3,22.3,22.4,23.6,22.6,23.8,26.4
2000,27.2,27.2,26.4,25.2,22.7,22.8,20.4,22,23.1,27,26.2,26.6
2001,28.6,28.8,28.6,27.2,22.9,22.2,22.3,23.8,23.4,25.3,26.4,25.8
2002,27.3,26.7,29,27.6,24.3,24.2,21.4,25.4,22.9,28.2,26.8,27.2
2003,27.4,30.2,27.4,26.1,22.9,23.8,22.8,21.3,23.2,25.1,26,26.5
2004,26.1,26.4,26.2,26.1,22,21.5,21.3,22.7,26,24.3,25.8,25.6
2005,27.1,27.2,27.4,27,24.4,23.5,22.1,24.6,22.9,26,25.4,25.1
2006,28.4,28.4,27.7,25.3,21.7,21.9,23.2,24,23.4,25.2,25.6,26.8
2007,27.4,28.6,29,26.6,22.4,23.2,21.5,23.6,25.3,26.3,25.1,26.7
2008,26.3,27.5,27,25.7,22.3,21.6,22.5,24.1,22.8,25.7,25.5,25.3
2009,27,28.6,28.5,25.2,24.1,20.7,21.9,23.5,24.6,24.9,28.8,26.8
