1901,29.4,30.9,29.7,30.1,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1902,29.6,30.5,29.9,29.9,29.6,28.1,26.9,27.2,28.1,28.6,29,28.9
1903,29.9,31.1,30.2,30.1,29.4,27.7,26.9,27.1,28.1,28.6,29,28.9
1904,29.6,30.6,29.7,29.9,29.3,27.9,26.9,26.6,28.1,28.6,29,28.9
1905,29.9,31.2,30.5,30.7,29.8,27.9,26.9,27.2,28.1,28.6,29,28.9
1906,29.5,30.9,30.5,30.8,29.4,28,26.9,27,28.1,28.6,29,28.9
1907,29.4,31,30.2,30.3,29.6,28,26.9,27.4,28.1,28.6,29,28.9
1908,29.4,30.6,30.1,30.3,29.6,27.4,26.9,26.3,28.1,28.6,29,28.9
1909,29.6,31,30.3,30.7,29.6,28.7,26.9,27.8,28.1,28.6,29,28.9
1910,29.2,30.5,29.6,29.7,29.2,28.5,26.9,26.9,28.1,28.6,29,28.9
1911,29.3,30.7,30.4,30.3,29.8,28.3,26.9,27.1,28.1,28.6,29,28.9
1912,29.7,31.4,30.8,30.8,30,28.7,26.9,27.4,28.1,28.6,29,28.9
1913,29.4,30.5,29.9,30,29.3,27.6,26.9,27.1,28.1,28.6,29,28.9
1914,30,31.1,30.5,30.6,29.7,27.9,26.9,27.1,28.1,28.6,29,28.9
1915,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1916,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1917,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1918,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1919,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1920,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1921,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1922,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1923,29.9,31,30.1,30.1,29.7,28.1,26.8,26.8,28.1,28.7,29.2,29.1
1924,29.7,31.5,30.2,30.2,29.7,28.1,26.7,26.8,27.8,28.6,29,28.8
1925,29,30.7,30.1,30.2,29.6,28,26.9,26.8,28.1,28.5,29.2,29
1926,29.8,31,30.1,30.2,29.5,28.1,27,27.2,28.4,28.9,29.3,29.1
1927,29.7,31.2,30,30.3,29.8,28.1,26.9,26.9,28.4,28.7,29.2,29.2
1928,29.7,30.7,30,30,29.5,28,26.9,26.7,28.2,28.7,29.1,28.8
1929,29.4,31.1,29.9,30,29.7,27.8,26.6,26.7,27.9,28.6,29.1,28.5
1930,29.5,31.2,30.2,30.3,29.6,28.1,26.9,27.1,28.2,28.8,29.1,29.4
1931,29.7,31.3,30.1,30.6,29.8,28.1,26.9,27,28.1,28.9,29.4,29.3
1932,29.6,31.2,30.6,30.6,29.7,28.2,26.9,27.1,28.1,28.8,29.3,29
1933,29.8,31,30.4,30.4,29.6,28,26.8,26.9,28.1,28.6,29.4,29.1
1934,29.6,31,30.2,30.3,29.7,28.2,27,27,28.3,28.9,29.4,29.1
1935,29.9,31.2,30.6,30.4,29.8,28,27,26.9,28.1,28.6,29.3,29.2
1936,29.6,31.3,30.6,30.1,29.7,28.1,26.7,26.7,28,28.7,29.3,28.9
1937,29.6,31.1,30.4,30.3,29.6,28.2,26.9,27,28.2,28.9,29.3,29.2
1938,29.7,31.2,30.3,30.5,29.9,28.4,27,26.9,28.1,28.8,29.5,28.9
1939,29.8,31.3,30.4,30.3,29.6,28.1,27,27,28.1,28.8,29.2,29.3
1940,29.6,31,30.2,30.3,29.6,28.1,26.9,27,28.1,28.6,29,28.9
1941,31.2,31.8,31.4,31.5,30.5,29.1,26.3,27.1,28.8,29.8,29.1,29.6
1942,31,32.4,31,31.2,29.7,28.8,27.4,26.9,28.6,29.2,29.2,29.6
1943,30.1,31.1,30.3,30.4,29.2,27.2,26.7,26.9,28.3,29.1,29.4,29.6
1944,29.8,31,30.4,30.3,30,29.2,27.7,26.9,28.9,29.1,29.1,30.1
1945,30.8,31.1,30.7,30.1,29.8,28.9,27.4,26.8,28.7,28.9,29.1,28.6
1946,31,31.5,31.1,31.2,29.5,28.2,27,26.8,28.1,28.6,29.2,29.2
1947,30.3,32,31.1,30.5,30.4,29.4,27.6,27.7,28.6,29.2,29,29.3
1948,30.2,30.7,30,29.9,29.5,28.3,26.7,27,28.8,28.9,28.9,28.7
1949,30.5,31.3,30.8,31,30.4,28.6,27.4,27.1,28.8,29.1,29,28
1950,30.4,30.8,30.2,30.3,29.8,29.3,26.8,26,28.2,28.3,29,28.9
1951,29.7,30.5,29.9,31.6,29.8,28.6,27,27.1,28.5,28.8,28.8,30.2
1952,29.9,31.1,30.3,31.2,29.6,28.3,26.6,25.6,28.2,28.8,28.1,29.4
1953,30.1,30.6,30,30.9,29.6,28.3,26.7,26.7,28.5,28.8,28.3,29.2
1954,30.4,30.7,30.7,30.8,29.9,28.4,26.6,26.4,28.9,28.5,28.7,29.2
1955,30,31.2,29.9,30.2,29.9,28.1,26.2,26.5,27.9,28.2,28.6,28.9
1956,29.8,30.9,29.7,30.7,30.2,27.9,27,26.7,28.7,28.1,28.4,29.1
1957,29.6,31.7,30.6,31,30.8,28.7,26.7,27.7,28.8,28.5,28.7,29.6
1958,31.3,32,31.4,31.2,31,28.5,26.8,27.2,28.4,28.7,28.7,29.6
1959,30.5,31.9,31.7,31,30.9,28.2,26.5,27.7,28.8,28.6,28.6,29.7
1960,31,31.4,30.9,30.5,30.5,28.8,26.6,28.2,28.8,28.5,28.9,29.5
1961,30.2,31,31.3,30.4,30.9,28.1,26.1,27.3,28.7,28.9,28.8,29.1
1962,30.6,31.5,29.8,30.5,31,28.2,27.1,27.2,28.6,28.5,28.2,28.5
1963,30.5,30.8,30.5,30.6,30.4,29.4,27.1,27.6,29.4,28.7,29.2,29.2
1964,30.8,32,30.8,30.3,30.6,28.6,26.6,27.2,28.1,28,28,28.5
1965,29.9,30.9,30.3,30.3,29.9,28.6,27.2,27.3,28.2,29.5,29.6,29
1966,30.5,31.2,31.2,30.8,30,28.4,27.5,27.6,28.6,28.6,28.9,29.2
1967,29.6,30.6,30.3,31,29.9,27.9,25.9,26.9,28.1,28.2,28.8,29.1
1968,29.4,31.3,30.2,30.3,29.8,28.3,27,27.7,28.3,29,28.8,28.5
1969,30,32,30.5,31.1,30.5,28.7,26.4,28.2,28.6,28.3,29.1,29.7
1970,30,32.3,31.2,30.9,30.3,28.8,26.5,27.3,28.5,29.1,29.6,28.6
1971,29.7,30.7,29.8,30.1,29.4,27.9,26.9,26.6,28.1,28.1,28.6,27.4
1972,30.2,31.2,29.8,29.8,28.9,27.6,27.3,26.7,28.1,28.8,29.6,29.4
1973,30.4,31.2,30.1,30,29.2,28.1,27.6,27,27.7,28.7,29.4,29
1974,28.5,29.7,29.6,29.3,28.3,27.9,26.5,26.6,27.8,28.2,28.7,27.8
1975,28.9,30.3,29.7,29.8,29.1,27.7,26.7,25.7,27.8,28.1,27.9,27.8
1976,28.7,28.8,28.7,29.1,28.7,27.1,26.4,25.9,27.7,28.4,27.8,28.4
1977,29.1,30.6,30.3,30.5,29.4,27.3,26.9,26.4,27.4,29,29.9,28.5
1978,29.3,31.5,29.9,29.1,28.8,27.4,26.6,26.5,27.1,28.2,28.9,29.7
1979,30.6,31.2,30.2,30.2,29.5,28.1,27.2,26.4,28.1,29,29.3,28.9
1980,30.4,31.2,30.3,30.4,29.9,27.6,27.2,26.5,28.4,28.9,29,28
1981,30.2,32,30.4,30.5,29.3,28.4,26,26.5,28,28.4,28.2,29.7
1982,29.3,30.5,29.9,30,28.8,27.4,26.6,26.1,27.4,28.3,28.8,29.6
1983,27.6,31.9,32.1,31,30.2,28.4,26.7,26.6,28.5,28.2,29,28.4
1984,29.4,30.6,29.3,30.3,28.8,27.3,27,27.3,28.2,28.7,28.7,28.5
1985,28.9,30.4,30.5,29.2,29,27.6,26.9,27,27.3,28.7,29.1,28.5
1986,29.7,30.5,29.5,30,29.6,28.3,26.5,27.3,28.3,28.1,29.1,28.7
1987,30.3,31,29.5,30.7,30.2,28.8,27.6,27.4,28.4,28.6,29.9,30.1
1988,30,31.5,30.5,30.9,30,27.9,27.1,26.8,27.3,28.4,29.6,28
1989,28.5,30.7,31.2,29.7,28.4,28.8,26.9,27.9,28.6,28.6,29.4,29.3
1990,30.1,31.1,31.6,30.5,29.8,29.1,26.8,27.1,28.3,28.9,29.5,28.8
1991,30.3,31,31,30.7,29.5,28.8,27.2,27,28.6,28.5,29.6,28.8
1992,29.2,31.1,31,30.9,29.4,27.7,26.9,27.6,27.7,28.2,29.4,29
1993,29,30.9,30.6,30.2,30,27.8,27,27.2,28,28.5,29.4,29
1994,29.4,31,30.7,31,29.8,28.1,26.7,27.1,27.8,28.6,29.9,29.2
1995,30.1,30.8,29.4,31.2,29.8,28.7,27.9,27.4,28.1,29.5,30,29.7
1996,30.2,31.7,30.7,30,28.3,28.1,27.5,27.1,27.9,29.2,29.1,28.9
1997,29.9,30.8,30.6,29.7,29.4,28.5,27,28.3,29.3,29.5,30.6,29.2
1998,30.2,32.8,31.9,31.6,30.1,29.1,27.2,27.3,28.8,28.9,30.2,29.5
1999,29.7,31.6,31.2,30.3,29.5,28.5,26.8,27.3,27.6,28.1,29.5,29.2
2000,29.8,30.1,30.7,30.4,30.1,28.1,26.7,27.2,28.3,29.4,29.4,29
2001,29.2,31.5,30.2,29.8,29.9,28.2,27.4,26.5,27.3,28.3,30.2,29.8
2002,29.2,31.1,30.1,30.5,30.5,28.5,27.4,27.7,27.9,27.6,29.6,29.5
2003,30.2,32.2,30.6,31.1,29.9,27.7,26.9,27.3,28.7,29,30.2,29.5
2004,29.8,31.3,30.8,30.9,29.5,28.1,27,27.1,28.1,28.9,29.7,30.2
2005,29.8,32.9,31.3,30.5,29.9,27.9,26.8,27.6,28.7,29.1,29.2,29.6
2006,30.5,31.5,29.7,30.4,30.2,28.7,27.6,27.3,28.2,29,29.1,27.8
2007,29.9,31.7,30.3,29.7,29.8,28.2,27.2,27.6,28.5,28.8,30,29.3
2008,29.1,30.7,30.2,29.9,29.4,28.4,26.9,27.2,28.4,29.2,29.5,29.4
2009,30.1,31.2,30.7,31.3,30.7,28.7,27.2,27.2,28.6,28.9,29.1,29.3
