1901,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1902,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1903,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1904,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1905,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1906,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1907,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1908,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1909,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1910,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1911,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1912,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1913,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1914,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1915,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1916,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1917,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1918,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1919,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1920,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1921,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1922,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1923,29.9,30.7,30.2,29.9,29.5,29.7,28.9,29.5,29.6,29.4,29.3,29.6
1924,29.9,30.4,30.3,29.6,29.5,29,29.2,28.6,29.2,29,28.9,29.2
1925,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1926,30.4,30.3,30.2,29.5,29.6,29.3,28.7,29.1,29,29.1,29.1,29.5
1927,30.2,30.8,30.4,29.9,29.9,29.5,29.4,29.1,29.6,28.9,29.5,29.6
1928,30.5,30.4,30.5,29.8,29.6,29.3,29,28.8,29.2,29,29.1,29.3
1929,30.4,30.6,30.5,30,29.9,29.6,28.9,29.4,29.5,28.9,28.8,29.8
1930,29.9,30.2,30,29.5,29.5,29.4,28.9,29.3,29.4,29.3,29.5,29.2
1931,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1932,29.9,30.2,30.2,29.6,29.5,29.3,28.9,29,29.1,28.9,28.8,29.2
1933,29.8,30.2,30.1,29.6,29.5,29.3,28.9,28.9,29,29.2,29.4,29.3
1934,30,30.3,30.5,29.6,29.7,29.1,28.6,28.9,29.3,28.9,29.1,29.1
1935,30.2,30,30.3,29.8,29.7,28.9,29.1,29,29,29.1,29.3,29.2
1936,29.7,30.1,30.2,29.7,29.7,28.9,28.9,29.1,29.2,29.2,29.4,29.4
1937,30,30.3,30.2,29.7,29.6,29.4,29.1,29.2,29.3,29.2,29,29.7
1938,29.9,30.6,30.2,29.6,29.4,29.5,29.3,29.5,29.6,29.1,29.1,29.3
1939,30.3,30.3,30,29.7,29.8,29.3,28.6,28.9,29.1,29.2,29,29.5
1940,29.9,30.3,30,29.5,29.7,29.6,28.8,29.3,29.8,29.1,29,29.7
1941,31.2,32.5,31,30.8,30,29.2,29.2,28.9,29.8,30,28.7,29
1942,31.1,31.4,30.6,29.4,30.2,29.6,28.6,28.4,29.6,29.2,29.3,29.6
1943,31.2,29.9,30.1,29.8,29.5,29.2,28.7,28.3,28.8,29.2,30.6,30.5
1944,31.3,30.8,29.8,29.8,29.6,30.6,29.1,28.5,28.4,29.2,30,29.7
1945,31,30.7,32.4,30.4,29.1,28.6,29.2,28.3,28.7,28.8,28.9,28.8
1946,30.9,31.1,30.9,29.1,29.5,28.9,28.2,27.6,28.7,28.6,28.2,29.2
1947,30.1,30.3,30,28.6,29.3,29.4,28.7,28.4,29.5,29.1,29.8,29.2
1948,29.9,30.6,29.6,29.8,29.7,29.6,29.1,29,28.8,28.5,29.1,28.7
1949,30.5,30.6,30.9,30.7,29.7,28.7,28.4,28.5,28.8,29,29.9,29
1950,30.1,29.6,30.5,29.4,28.7,29.3,27.9,27.8,28.2,27.5,29.6,29.7
1951,30.5,30.3,30.2,29.9,29.6,29.5,29.1,28.9,29.8,29.1,29.2,28.8
1952,31.1,30.7,30.7,29.9,29.6,29.3,28.9,28.8,29.6,29,29.1,30
1953,30.5,30.7,30.6,30.3,29.9,29.5,29.1,29.1,29.8,29.2,29.3,29.9
1954,31.2,30.4,31,29.7,29.4,29,28.8,28.5,29.1,28.9,28.8,29
1955,30.1,30.4,30.2,29.7,29.4,29.4,29.2,28.9,29,29,29.2,28.9
1956,29.8,29.5,30.1,29.3,29.5,29.1,28.8,29.1,29,28.8,28.6,28.9
1957,29.7,29.7,29.5,29.4,29.8,29.6,29.1,29.3,29.9,29.4,29.7,28.9
1958,30.7,29.8,30.6,30.5,29.8,29.3,28.4,29.1,29.3,29.1,30,29.3
1959,30,30.3,30.1,29.9,29.7,28.9,28.9,29,29,28.5,28.9,29.4
1960,29.9,29.2,29.5,28.8,29.3,29.4,28.6,29,28.7,28.7,29.2,29.7
1961,31.1,30,30.7,29.7,30.3,29.7,29,28.7,28.3,28.3,28,28.7
1962,29.2,30.8,30.1,30,29.6,29.4,29.2,28.8,29,28.9,29.3,29.1
1963,28.8,29.9,29.9,29.1,29.4,29.3,29.3,29.2,29.4,29.7,28.7,28.9
1964,30.2,30.2,30.4,29.5,29.7,29.3,28.5,28.6,28.5,28.4,29.4,28.9
1965,29.8,30.2,29.9,29.5,30,29.8,28.9,28.9,29.7,28.6,29.1,29.7
1966,30.7,30,30,29,29.9,29.4,29.3,29.5,29.4,29.2,28.6,29.7
1967,30.7,31.1,31.2,30.3,29.7,29.3,28.6,28.9,28.7,28.4,28.2,29.7
1968,30.1,29.6,29.4,28.9,29.2,28.6,28.6,28.5,29.4,28.7,28.6,29.2
1969,29.3,29.5,29.9,30.9,29.5,29.5,29.5,29.4,29.7,29.6,29,29.7
1970,30,30.9,29.9,29.5,29.4,29.6,28.4,28.4,29.2,29.2,29.2,29.2
1971,29.8,30.6,30.4,29.7,29.8,29.2,28.9,29.1,29,28.6,28.5,28.9
1972,29,29.1,30.3,29.8,29.4,29.2,29.4,29.1,30,29.4,28.6,29.5
1973,30.3,31.4,30.4,30.3,29.6,29.6,29.5,29.3,29.5,29.8,29.5,29.7
1974,30.1,30.5,30.1,29.8,29.2,29.5,28.3,29.3,28.5,29.6,29,29
1975,29.7,30.4,30.4,29.6,29.5,28.8,28.7,28,28,28,29,28.7
1976,30.3,29.7,30.2,29.3,29.4,29.2,28.7,28.9,29,29.6,28.9,29.5
1977,29.9,30,29.9,29.5,29.8,28.9,28.9,29.1,29.5,29.2,27.9,28.9
1978,29.7,30.9,29.6,29.3,29.6,29,29,29,29.2,28.7,29,28.8
1979,30.2,28.9,29.3,29,29.1,28.8,29.2,29.5,29,28.2,28.9,29.3
1980,29.9,30.2,30.2,30.1,28.9,28.3,28.3,28.4,29.1,29.1,28.3,29.1
1981,29.6,30.3,29.6,29.1,29.1,29,27.8,28.6,28.9,28.8,28.8,29.1
1982,29.6,30.1,30.4,29.2,28.8,29.1,28.8,28.8,29.1,28,28.3,29.1
1983,30.1,31.1,30.6,29.6,29.5,29.1,29.1,28.9,28.8,28.7,29.4,28.3
1984,28.7,30.4,30.2,29,29.7,29.4,28.8,29.1,29.8,29.3,28.3,29.5
1985,30.5,29.1,29.5,28.3,28.7,28.5,28.7,28.6,28.3,28.4,28.5,28.6
1986,30.2,30,29.7,29.1,29.3,28.7,28.6,29.5,28.9,28.7,28.7,28.9
1987,30,30.2,30.8,30.9,29.4,29.5,29.4,30.3,30.8,30,30,30.2
1988,30.9,31.9,31.3,29.9,30.5,30.5,29.3,28.8,29,29.1,28.9,29.6
1989,27.6,29.7,30,29.2,29,28.9,28.7,28.4,28.6,29,29.5,28.8
1990,29.1,30.1,30.1,29.8,29.9,29.7,29.1,28.7,28.8,28.9,28.9,29.1
1991,29.5,30.8,31.1,30.3,30,30.4,29.5,29.3,30,29.6,29.9,29.6
1992,30.8,31,30.9,29.7,29,29.1,28.5,28.9,28.6,29,29,29.1
1993,28.9,28.6,30.2,29.3,29.2,30,29.4,30.8,28.9,28.5,31.2,29.7
1994,28.7,30.3,29.2,29.7,30,29.5,28.5,29.1,29.3,29.3,29,29.3
1995,29.9,30.5,30.9,31,29.7,30.5,29.5,30.8,29.9,30.2,31.6,30
1996,30.5,31.4,30.3,29.8,29.5,30.2,29.7,30,29.9,29.5,29,29.8
1997,30.9,30.6,30.3,30.1,30.4,30,29.7,29.1,30.8,29.8,30.4,30.6
1998,31.2,31.3,30.8,29.6,29.6,30,29.6,28.3,29.3,28.8,30.2,30
1999,30.1,31.6,30.3,30.4,29.6,30.8,29.6,29.5,29.6,28.5,29.1,29.1
2000,30.8,31.4,30.8,31.1,31.1,29.9,29.6,30.8,29.7,29.2,30.5,29.3
2001,30.7,32.7,31.2,31.5,30.2,30.1,30.2,30.5,30.1,29.8,30,30
2002,30.1,30.8,31.5,31.4,30.7,31,31.6,31,31.3,29.6,29.9,30.7
2003,31.4,31.7,31.8,31,30.7,30,30,29.9,30,30.6,30.8,32.3
2004,32,32,31.6,29.4,30.1,30.3,30.4,30.8,29.9,29.8,29.2,29.6
2005,29.6,32.7,32,31.7,29.7,30.7,29.8,30.3,30.5,29.9,32.3,33.1
2006,31.4,32.4,31,31.3,28.4,29.9,30.4,30.7,29.5,31.4,30.6,29.4
2007,30.7,32.5,32.5,31.3,31.1,28.8,28.4,29.3,30.1,29.6,28.5,31
2008,32.1,32.8,31.4,30.9,30.6,29.7,30.1,30.7,30,28.5,29.3,29.2
2009,30.1,32.7,31,30.4,30.4,29.9,30.5,31.4,30.7,30.6,31.3,31.9
