1901,23.8,22.4,23.5,23.6,24.8,25.7,25.7,26.2,25.6,25.1,24.2,24.1
1902,23.7,22.9,22.7,22.9,24,25,25.6,26,25.6,25,24,23.5
1903,23,24.4,24.3,22.9,24.3,24.9,25.6,25.6,25.6,24.7,24.2,24.3
1904,24,23.2,23,23.4,24.4,25.3,25.6,25.6,26,25.5,24,24.2
1905,23.1,22.6,23.4,24,25.1,25.2,25.9,26.4,25.4,24.9,24.7,24
1906,23.6,23.7,23,24.1,24.8,25.8,25.9,26.4,26.5,26.2,25,24.5
1907,24.2,23.8,22.6,23,25.1,26.1,26.1,26.1,26.3,25.7,24.9,24.7
1908,23.1,22.8,23.5,23,24.3,24.6,25.2,25.7,25.6,25.2,24.3,24
1909,23.1,22.6,22,23.3,23.9,25,25,25.5,25.6,25.4,25.2,24.5
1910,23.3,22.6,22.7,23,23.6,24.4,25.1,26.2,26.2,24.7,24.5,23.8
1911,22.8,22.7,22.9,23.5,24.2,24.8,25.4,26.1,25.6,25,24.3,23.6
1912,23.5,23.4,22.1,23,24.1,24.8,25.4,26.4,25.9,25.6,24.6,24.5
1913,23.4,23.2,23.2,23.2,24.4,25.1,25.6,26.4,25.8,25.2,24.7,24.2
1914,22.6,23.6,23.1,23.5,24.5,25,25.1,26,26.3,26,25.1,23.2
1915,23.2,22.3,23.2,23.5,25.5,25.8,25.9,26.6,26.5,25.4,24.9,24.6
1916,23.7,22.7,23.9,24,24.7,24.8,25.1,25,25.5,25.1,24.3,23.8
1917,23.3,23.3,22.9,22.9,25.4,25.7,25.6,25.9,25.6,26.2,24.9,25.1
1918,24.3,24.2,23.8,23.8,24.6,25.2,26.1,26.8,27.1,26.4,25.3,24.4
1919,23.3,23.5,23.3,24.2,24.7,25.9,25.9,26.4,26.2,25.9,25.1,24.8
1920,24.1,24.1,23.2,23.9,25.9,26.4,26.7,26.9,26.3,25.6,24.6,24.7
1921,23.5,24.6,23.8,24.7,25.4,26.2,26.2,26.5,26.1,25.9,24.6,24.4
1922,23.2,23.1,23.1,24,24.6,25.5,26.6,26.4,26.3,26,24.9,25.1
1923,23.6,23.3,23.3,24,25.1,25.4,26,26.6,26.9,26.2,25,24.3
1924,23,24.1,23,23.9,24.7,25.6,25.5,25.9,26.3,25.6,25,25.1
1925,24,24.4,23.2,23.1,24.5,25.6,25.9,26.4,26.3,26,25.1,25
1926,24.4,24.2,23.5,23.5,25.3,26.1,26.7,26.7,27,26.3,25.7,25.2
1927,24.3,24.5,23.8,24.3,25.2,26,25.9,26,26.3,25.9,25.3,24.1
1928,23.6,22.6,24.1,24.2,24.9,25.4,25.7,26.2,26.1,25.7,24.8,23.9
1929,23.4,23.2,23.9,24.1,25.2,25.9,26.4,26.6,26.8,26.1,24.5,23.7
1930,23.3,24,23.5,23,24.9,25.6,26.3,26.9,27.2,26.3,25.6,25.2
1931,24.3,23.9,24.1,23.8,25.4,26.4,26,26.8,26.4,26.4,24.8,23.8
1932,24.2,23.6,23.9,23.9,24.6,25.2,25.8,26.4,26.4,26,25.4,24.6
1933,23.6,23.6,23.3,23.1,24.4,24.8,25.2,25.3,25.5,25.3,24.3,25.1
1934,24.5,24.1,23.7,22.9,25.3,26.1,26.4,27.2,26.9,26.4,25.8,25.4
1935,24.1,23.5,23.6,23.6,25.5,25.4,26.3,26.5,26.5,26.5,25.5,25.4
1936,24.7,24.6,23.6,24.1,24.5,26,26.2,26.5,26.6,26.6,25,24
1937,23.5,23.4,23,24.2,25.4,26.3,26.2,26.8,26.8,26.7,25.7,25.4
1938,25,25.4,24.4,24.4,25,26.3,26.5,27,26.8,26.6,25.2,24.7
1939,24.2,25,23.5,23.9,24.9,25.1,25.5,26.2,26,25.7,24.3,24.5
1940,24.4,24.2,24.1,25,26,26.4,26.6,27,26.9,26.7,25.6,24.9
1941,24.7,23.8,23.1,23.9,24.6,26,26.2,27.3,26.9,26.2,25.2,23.9
1942,24,23.9,22.2,22.9,25.1,25.5,25.8,26.1,26.2,26,25.6,25.7
1943,24.6,24,23,24.2,25,25.8,25.9,25.9,26.2,26,25.1,25
1944,24.7,23.7,23.3,24.2,24.7,25.1,25.5,25.5,25.8,25.2,25,24.4
1945,24.3,24.6,24,24,25.9,26.3,25.9,26.7,26.4,26,25.5,24.3
1946,24.6,24,23.9,23.5,24.9,25.9,26.1,26.6,26.7,26,24.9,24
1947,23.2,23.9,23.5,24.1,24.7,25.7,25.7,26.1,26.3,26,25,24.1
1948,23.2,23.5,23.2,24.1,25.1,25.8,26,26.6,26.3,25.6,24.5,23.6
1949,23.2,23.2,22.7,22.9,24.5,25.5,25.5,26,25.7,25.8,24,23.4
1950,24.5,23.9,23.9,23.4,24.5,25.2,25.9,26.7,26.8,26,25.5,23.6
1951,24.3,23.1,23.3,24.4,25.5,26.5,27,26.9,27.4,26,25,23.7
1952,23.4,23.8,22.4,23.2,23.8,24.8,25.5,26.2,25.7,25.5,24.4,23.8
1953,25.1,23.8,23,24.1,25,25.6,25.6,26.8,26.4,25.6,24.1,23.7
1954,24,24.1,23.1,24.8,24.1,26,25.8,26.4,26.4,26.2,25.7,23.3
1955,22.9,22.2,22.5,22.9,23.5,24.2,24.5,25,24.9,24.7,24.2,24.1
1956,23.9,22.8,23.2,23.5,24.4,25.4,25.2,25.9,26.1,25.2,24.5,24.2
1957,24.5,22.3,22.8,23.2,24.3,25.8,25.8,25.8,26.3,26,24.8,23.4
1958,23.6,23.8,22.7,23.2,23.8,25.9,25.8,26.2,25.9,25.3,24.7,23.9
1959,24.7,22.8,23.4,23.7,24.9,26.4,26.3,27,25.5,25.8,24.3,24
1960,23.4,23.9,24.1,24.4,25.8,26.4,26.3,26.5,26.3,26.3,24.6,24.8
1961,24.8,24.2,24.5,24.7,25.5,26.4,26.4,27,26.1,26.5,25.1,23.9
1962,24.5,23.9,23.5,24.6,24.9,25.9,25.7,26.6,26.3,25.8,25.4,24.6
1963,24.4,24.9,23.9,24.5,24.8,25.7,26.2,26.5,26.9,26.3,25.9,25.4
1964,24.5,23.7,23.5,23.7,24.5,26.1,26.6,27,26.5,26.1,25.3,24.9
1965,24.4,23,23.4,24.3,25.7,26,26.4,27.2,27.6,26.7,25,23.3
1966,23.6,23.1,24.2,24.3,26.5,26.6,26.7,27.8,27.7,27,26.3,25.7
1967,24.7,25.1,24.5,25.5,27.1,27.6,27.3,27.5,27.6,27.4,26.2,25
1968,24.7,25.7,24.8,25.1,26.3,26.8,26.9,27.2,27.2,27.4,26.6,25.1
1969,23.7,23.8,24,24,25.9,26.9,26.5,26.5,25.7,26,25.3,24.8
1970,24.7,23.8,23.9,24.2,25.4,25.3,26.6,26.5,26.4,26.2,25.6,23.9
1971,23.9,24.5,22.7,23.9,25,26.3,26.7,27.5,27.2,26.5,25.3,23.8
1972,23,23.2,24.6,23.9,25,26.2,26.4,27.3,27.3,26.7,25.1,24.5
1973,25.2,23.9,24.2,24.1,25.3,26.2,26.7,27.6,27.5,26.4,26.1,25.2
1974,25.7,24.9,24.6,25,25.6,26.5,26.7,27.2,28,27.2,25.4,25
1975,23.8,23.8,23.8,23.9,25.5,25.7,26.8,26.7,27.1,26.1,25.6,24.8
1976,24.3,23.8,24,24.8,25.5,26,25.7,27.8,28.2,26.7,25.5,25
1977,25.7,25.8,24.6,24.9,25.6,26.9,27.1,28.3,28,27.2,26.6,26
1978,25.3,25.6,25.5,25.3,26.3,27.2,27.4,26.8,27,26.4,25.5,24.1
1979,23.3,22.4,24.4,25.7,26.2,26.6,26.9,27.9,28.1,27.2,25.6,26
1980,24.9,25.5,23.8,25.1,26.8,27.1,27.5,27,27.2,26.8,26,26.4
1981,25.3,25.3,25,25.3,25.9,27.3,27.3,26.7,27.1,26.3,25.7,24.7
1982,23.9,24.6,23,23.4,25.1,26.7,26.9,27,26.8,26.3,25.6,24.6
1983,24.7,25.2,25.6,24.7,25.6,26.7,26.4,26.7,26.4,26.2,26.4,26.2
1984,25.3,25.2,26.1,25.4,26.2,26.6,26.8,26.5,27,27.5,25.7,24.2
1985,24.2,23.8,23.2,23.4,24.7,26.8,27.2,27.6,27.2,26.3,26.2,25
1986,24.9,26.1,26.1,25.2,26.8,27.5,28,28.6,28.2,27.6,26.2,25.8
1987,24.8,24.4,24.5,24.8,25.6,26.9,27.1,28.1,27.8,26.6,25.9,25.1
1988,24.5,24.6,24.6,25.1,25.9,26.5,27.2,27.5,27.7,28.3,26.6,26
1989,24.3,24.2,24.6,23.9,25.1,26.3,26.7,26.8,26.9,26.1,25.5,24.1
1990,24.3,22.9,23.7,25,25.7,26.2,26.2,26.9,26.9,26.3,25.1,24.4
1991,24.6,24.9,23.2,24.4,25.9,26.8,27.1,27.2,27.7,27.1,26,24.7
1992,24.8,24.4,24.3,25.3,26.5,26.6,27,27.1,27.6,27.2,25.7,24.9
1993,23.7,23.3,24.1,24.9,25.2,26.5,26.4,27.2,27.2,26.3,25.3,24.2
1994,23.4,23.6,23.6,24.6,26,26.7,27.5,27.8,27.4,26.8,25.3,24.6
1995,24.6,24.7,25.2,24.8,26.2,26.7,27.2,27.1,27.5,26.6,26.1,25.6
1996,24.7,24,23.6,25.3,27,27.5,27.8,28,27.3,27.4,25.7,24.3
1997,24.5,24.4,23.9,24.8,25.5,27.4,27.9,28.2,28.1,26.5,25.5,25.2
1998,25.3,25,24.7,24.6,24.2,26.1,26.9,27.1,26.4,25.8,24.6,23.8
1999,23.8,23.5,23.4,24.3,25.5,26.4,26,26.4,25.9,26.1,25,24.2
2000,23.4,25.5,24.2,23.8,25.6,27,26.4,26.2,26.8,26.8,25,25.5
2001,25.4,23.9,23.8,24.7,25,25.8,26.9,26.9,27.2,26.5,25.6,24.9
2002,24.6,23.6,24.4,25.2,25.5,27.6,27.1,27.1,26.5,26.7,26,25.3
2003,24.9,24.7,25.7,25.2,26.8,27.4,27.3,27.7,27.9,27.3,25.6,25.3
2004,24.9,25,24.5,25.1,26.4,27,28.1,28.1,28.3,27.1,26.2,24.9
2005,24.3,24,24.4,25.3,26.9,26.8,27.3,27.6,27.2,25.6,25.2,25.3
2006,24.3,23.3,23.3,23.7,24.3,26.2,26.6,26.8,26.4,26.2,26.2,25.1
2007,24.1,23.6,24.1,24.8,26,26.7,27,27.2,27.1,26,25.4,24.2
2008,23.6,24,24.7,24.7,25.6,26.3,27.1,27,26.5,25.7,25.1,24.1
2009,23.4,22.9,22.5,22.6,25.7,26.8,26.8,27,26.7,26.6,25.2,25
