1901,27.4,28.6,33.7,36,36.6,32.8,29,27.7,29.7,31.9,30.2,29.2
1902,29.6,31,34.9,36.6,36.7,33.1,29.4,28.8,29.1,32.1,29.6,28.1
1903,28.2,29.1,31.9,35,35.3,32.5,28.9,28.1,29.1,31.1,28.2,27.4
1904,29,30.5,33,36.1,36.2,31.8,28.6,28,29.5,31.9,29.1,28.3
1905,27.6,27.7,31.6,33.8,36.4,33.5,28.6,28.4,29.4,31.9,30.2,27.9
1906,27.4,28.7,32.5,35.2,36.4,31.8,28.3,28.1,28.9,31.3,30.3,28.6
1907,29.3,30.1,33.2,35.6,35.4,32.5,29.3,27.2,29.3,32,30.4,27.8
1908,28.3,29.7,32.2,36.3,35.7,32.6,28,27.4,29.4,31.6,29,27.2
1909,27.7,29.9,33.8,35.2,36.4,32,27.9,27.8,28.6,30.9,29.2,27.8
1910,28.4,30.6,33.6,35.7,35.8,31.4,28.6,27.8,28.8,30.5,28,27.8
1911,29.3,29.9,32.6,35.1,36.3,31.7,29.2,27.8,29.2,32,30,29.9
1912,29.4,31.2,33.4,36.5,36.5,33.3,29,27.8,29.4,31.7,29.1,28
1913,28.4,30.4,32.3,36,36,31.7,28.4,27.8,29.3,31.9,29.5,28
1914,29.6,30.2,32.5,35.3,36.7,32.4,28.6,28,29.6,32.3,30.8,28.2
1915,28.8,29.4,33.5,36.1,36.8,33.6,29.7,28.3,29.8,31.7,30.3,28.2
1916,29,29.2,34.5,36.4,36.4,31.3,29.1,28.1,29.5,31,29.1,27.9
1917,29.2,30.3,33.2,35.3,35.7,31.3,28.6,27.8,28.9,30.4,28,27.5
1918,28,30.4,33.8,34.8,35.8,31.7,29.8,28.4,29.5,32.1,30.8,27.7
1919,28.9,29.8,33.4,35.6,36.2,32.2,28.6,27.8,29.6,31.5,30.3,28.1
1920,29.7,30.1,34,35.8,35.4,32.5,28.3,28,29.9,32.4,30.3,28.5
1921,28.9,30.3,34.5,36.9,36.7,32.5,29.1,27.8,28.6,31.6,29,28.8
1922,28.4,31.1,33.9,36.4,36.5,32,28.1,27.7,28.8,31.6,29.7,27.6
1923,29.1,29.6,34.2,36,35.7,33.7,28.3,27.7,29.2,31.4,28.9,29.1
1924,28.7,30.5,35.1,36.9,36.3,33.2,28.9,28.3,29.2,30.7,28.4,28.2
1925,26.9,28.6,34.3,37.1,36.1,31.1,28.7,28.4,29.9,33.3,31,29.2
1926,29.3,31.5,33.8,34.7,36,34,29.2,28.1,29.5,31.6,28.8,27.8
1927,27.5,29.4,32.9,35.4,35.8,32.2,28.4,27.6,29.6,31.4,27.4,28.2
1928,28.6,29.5,33.3,35.9,36.2,32.2,28.3,27.7,28.8,31.3,30.1,28
1929,27.8,29.4,34.6,36.5,36.8,31.6,28.6,27.9,29.5,31.2,30.5,27.6
1930,28.1,29.5,33.5,35.6,36.4,32.3,28.1,27.7,29.4,32.4,29,28.7
1931,30,30.2,32.9,36.9,36.7,33.9,28.7,28.2,29.6,30.6,29.6,28.5
1932,30.3,30.1,33.8,35.8,36.5,32.8,28.4,28.4,29.9,32.3,29.6,28.6
1933,28.9,30.3,33.9,36.2,35.5,32.1,29.3,27.9,29.3,31.3,29.8,28
1934,27.2,30.8,33,36.2,36.1,32.3,28.5,27.6,29.1,31.5,28.5,28.7
1935,27.2,29.8,33.5,34.7,36.1,32.7,28.4,27.9,28.7,31.7,29.5,28.3
1936,27.7,30.1,33.5,35.4,36.5,31.3,28.9,28.1,29.6,31.6,29.9,27.6
1937,27.4,30.3,32.6,35.5,35.9,32.4,28,28,29.2,31.2,30.3,27.2
1938,28.7,29.1,34.4,36.7,36.5,30.5,28.2,28.3,29.5,30.9,28,28.5
1939,29.3,30.7,32.6,35.2,35.8,32.7,28.5,28.3,29.1,31.5,29.3,28.2
1940,29,30.7,32.1,35.3,36.4,32.4,28.5,27.9,29.6,31.8,30.2,27.9
1941,28.1,31,34.2,36.9,36.6,33.8,29,28.7,30.1,32.7,30.5,29
1942,28.1,31.1,34.1,37.2,36.8,32.9,28.3,28,29.2,31.7,28.5,27.7
1943,28.3,30.5,34.2,36,36.6,31.4,28,27.8,29,31.2,30.1,28.3
1944,28.3,29.6,33.2,35.5,36.7,33.2,28.4,27.9,29.8,31.5,30,29.2
1945,27.2,29.8,34,35.6,36.1,32.7,28.4,28.3,29.3,31.3,29.1,26.7
1946,28.7,31.9,34,37.1,36.5,31.7,28.6,27.7,29.2,32.1,30.3,29
1947,28.5,30.7,33.8,35.8,36.3,33.6,29,28.8,29.2,30.5,29.3,28.8
1948,28.8,30.6,34.4,36.9,37.2,32.9,29.1,28.2,29.1,32,30,28.3
1949,29.9,30.5,34.3,36.6,36.7,31.9,29.2,28.5,29.2,31.7,29.2,27.6
1950,28.9,28.9,33,35.8,36.3,33.1,28.4,28.5,29.2,31.2,28.4,27.1
1951,27.7,29.6,33.9,35,35.7,32.2,28.9,28,30.4,32.8,31.1,28.5
1952,29.1,31.3,33.3,36.6,36.7,32.2,28.9,27.7,29.5,31.7,28.5,29.4
1953,28,31.9,35.4,36.4,36.2,32.3,28.5,27.8,29.5,31.8,29.5,29
1954,28.1,31.3,34.2,36.1,36.6,32.3,28.3,28.1,28.3,30.4,29.4,28.1
1955,29.2,31.2,34.7,36.3,35.8,31.7,29.1,27.1,29,30.6,29.3,28
1956,28.5,31,34.4,37,35.9,31,27.3,27,28.4,30.8,28.6,28.5
1957,28.1,29.7,31.7,35.7,36.1,33.2,28.6,27.6,29.7,32,30.8,29.6
1958,29.9,30.5,34.7,36.7,36.8,33.2,28.3,28,28.4,31,30.4,28.9
1959,28.2,30.1,34.6,36.6,37.2,32.5,28.1,27.3,28.5,30.4,30.3,29.8
1960,28.1,33.4,32.9,36.2,36.5,31.9,29.2,27.5,29.6,31.5,30.6,29.9
1961,29.3,29.2,35.3,36.1,36.3,32.3,27.8,28.2,28.5,30.5,30.2,28.4
1962,28.4,31.9,33.6,35.8,36.8,33,28.6,28.3,29.3,32.3,30.9,28.5
1963,30,33,34.6,35.8,36.5,32.6,29.2,27.5,29.5,31.8,30.7,29.6
1964,27.3,30.4,34.7,36.7,36.4,32.5,29,28,29.1,31.5,30,29
1965,29.9,31.1,33.2,35.7,36.4,33,28.7,28.8,30,33,31.6,29.4
1966,29.5,32.6,34,35.6,36,32.6,29.7,28.3,30.1,33.9,30.6,29
1967,28.2,32.5,33.3,36.2,36.5,31.9,28.4,27.7,29.1,32.4,30.9,27.9
1968,27.3,28.3,34,35.6,35.2,33.3,29,27.9,30.6,32.9,31.1,29
1969,28.4,30.5,34.3,36.9,36.5,32.8,29.3,28.3,28.4,32.2,31.3,30
1970,28.7,29.8,33.1,36,36.5,31,29.2,27.8,28.7,32,30.4,29.2
1971,27.6,30,34.1,36.9,36,31,28.3,27.6,29.4,30.6,29.2,27.8
1972,29.4,28.3,33.9,35.6,36.4,33.1,29.4,28.3,30.4,32.8,30,28.8
1973,27.4,30.8,33.8,37.3,36.7,32.4,28.3,27.9,27.9,31.5,29.9,28.8
1974,29,30,35.2,36.7,35.8,32.8,28.9,28.3,30.7,30.6,29.7,27.7
1975,27.9,30,32.8,36.1,36.2,31.9,28.7,27.6,28.9,30.3,29.3,29.2
1976,29,31.1,35,35.3,35.6,31.3,29,28.2,29.1,33,31.2,29.3
1977,28.5,30.6,35.9,35.9,35.8,32.4,28.5,28.2,29,33.6,30.5,29.6
1978,28,29.6,32,35.8,36.7,31.4,28.4,27.4,29.2,32.2,30.5,28.9
1979,28.4,28.9,32.9,35.9,35.6,33,29,27.5,30.5,31.5,29.4,28.4
1980,28.1,30.5,33.3,36.6,37.1,31.5,28.4,27.8,30,31.9,30.6,28.2
1981,27.9,30.9,33.9,36.2,36.4,33.6,28.2,27.6,29.9,31.9,28.8,28.2
1982,27.6,28.9,32.3,34.6,35.3,32.7,29.3,27.8,29.8,32.9,28.8,29.2
1983,28,28.2,31.8,34,35.8,32.7,29.3,27.9,29.1,30.1,29.2,27.6
1984,26.8,28.9,35.3,36.7,36.4,32.2,28.1,27.2,28.7,31,30.4,29.4
1985,28.1,30.2,35.3,35.8,36.2,31.9,28.8,27.9,30.1,30.8,30.5,29.2
1986,29,29.8,34.1,36.3,36.2,32.6,29,28,30.2,32.5,30.8,28.6
1987,29.1,31.5,34.4,36.7,36.6,33.2,30.5,29.4,30.9,33.1,31.2,29.6
1988,30,31.4,33.3,36.8,36.9,33.1,29.1,29,30.4,31.9,30.5,29.3
1989,28.4,31.1,32.7,35.8,36.6,31.8,29.1,27.7,29.9,32.3,31,28.8
1990,31.5,30.4,32.2,35.5,35.7,31.4,28.3,27.6,29,31.5,30,29.1
1991,28,30.1,33.4,36,36.7,32.6,28.5,28,29.8,32.8,30.6,28.5
1992,29.3,29.2,33.5,35,35.9,33.4,29.9,27.7,29.6,31.2,30.5,30.1
1993,29.3,31.9,33.2,35.3,36.3,32.7,28.7,28.7,28.5,31.5,30.5,29.8
1994,29.3,29.7,34.5,35.6,36.6,31.3,27.7,27.5,28.6,32.5,30.9,29.3
1995,27.7,30.4,33,36.1,36.5,34.3,29.3,29.1,29.9,32.6,30.8,30.6
1996,28.7,31.6,35.3,36.4,36.6,33.3,29.3,27.9,29.6,31.2,30.8,29.9
1997,28.6,30.9,35.1,35.3,35.9,31.8,29.2,28.5,29.6,32.2,30.7,26.6
1998,28.9,30.9,34,36.7,37.5,33.2,29.1,29.1,29.6,32.1,30.4,30.1
1999,28.9,31.7,34.8,36.4,35.7,31.4,29,28.5,29.4,32.1,31.1,30
2000,30.2,29,34.3,36.8,35.3,31.9,28.1,28.3,30.3,32.7,32.2,29.9
2001,29.1,30.9,33.9,36.4,36.2,31.7,28.3,28.3,30.6,32.6,31.1,29.8
2002,28.8,31.2,34.6,37,37.4,32.6,29.4,27.7,29.6,33.3,30.9,29.8
2003,30,31.5,34.1,36.8,36.6,32.5,29,28.5,29.4,32.2,31.7,29.2
2004,28.7,31,35.4,36.9,36.8,32.5,29.1,27.7,30,32,31.3,29.6
2005,27.9,30.3,33.7,36.4,36.2,33.1,29.2,28.1,29.4,31.6,30.1,28.3
2006,29.5,32.1,33.9,36.1,36.6,32.5,28.6,27.8,29.9,32.6,30.9,29.9
2007,29.4,31.6,34.5,36.9,36.6,32.9,29.2,28.3,29.8,31.7,30.6,29.2
2008,27.9,28.5,34.2,36.1,36.2,31.5,28.6,27.5,29.3,32.2,30.4,30.4
2009,30.4,31.6,34.9,36.8,36.6,33.8,28.9,28.6,30.4,32,30.5,30.2
