1901,30.2,31.1,32.6,33.5,35.8,38,38.5,37.5,36,34.1,32.1,31
1902,30.5,30.1,32.2,32.4,34.5,39.1,39.6,38.9,36.5,34,31.9,30
1903,31.3,32.3,33.4,33.9,36.3,38.8,39,38.3,35.7,33.6,31,30.2
1904,29.3,31.4,33,33.6,35.6,39.5,38.3,37.7,35.8,33.8,31.9,30
1905,30,30.2,32,33.1,36.3,38.2,38.6,37.3,35.7,34.5,32.8,31.2
1906,30.5,31.4,32.4,34,36.8,39.1,38.5,37.7,36.1,34.8,31.6,29.9
1907,30,31.5,33.6,34.5,37.4,39.5,38.4,37.4,35.6,34.4,30.8,28.3
1908,29.8,30.6,33.4,34.2,37.2,39.7,38.4,37.5,36.8,36.4,30.4,28.8
1909,28.7,29.5,32,32.1,35.7,37.6,39.2,37.8,35.7,34.8,32.3,30.9
1910,30.7,32,33.8,34,37.4,39.3,39.6,37.9,35.5,34.6,33.1,31.5
1911,31.2,31.9,33.8,33.7,36.3,38.6,38.8,37.6,36,35.7,33.3,31.9
1912,31,30.6,33.3,33.2,35.6,38.6,38.4,37.3,35.7,33.8,32.1,30.1
1913,29.9,31.2,31.9,33.3,36.6,39,38.4,37.4,36,34,31.8,30
1914,31.4,30.5,32.5,33.3,36.8,38.2,38,37.1,35.8,33.4,32.8,30.3
1915,30.4,30.7,32.4,33.4,35.6,38.1,38.1,37.3,35.7,34,32,30.3
1916,29.6,30.5,32.4,33.4,35.5,37.9,37.7,37.1,35.5,33.6,32,30.1
1917,30.1,30.5,32.4,33.2,35.5,38,38.2,37.2,35.5,33.5,31.9,30.2
1918,29.7,30.3,31.9,33,35.4,38,38.2,37.3,35.9,33.9,31.9,30.4
1919,30.6,30.8,32.6,33.3,35.7,38.1,38.1,37.8,35.7,33.8,31.8,30.2
1920,29.8,30,32.1,33.4,35.4,38.2,38.1,36.9,35.5,33.9,32,30.2
1921,29.8,30.3,32,33.9,35.7,38.1,37.9,36.9,35.7,33.9,32,30.7
1922,30.2,30.6,32.3,33.5,35.6,38.3,38,37.1,35.6,33.8,32.3,30.4
1923,30.7,30.3,32.4,33.3,35.4,38,37.8,36.6,35.6,33.6,31.8,30.4
1924,30.2,30.9,32.4,33.4,35.7,38.1,38,37.2,35.6,34,32,30.4
1925,29.5,30.1,32.5,33.4,35.5,38.1,38.2,37.3,35.9,34,32.1,30.4
1926,30,30.7,32.1,33.5,35.7,38.2,38.2,37.5,36,33.9,31.9,30.3
1927,30.4,30.6,32.3,33.4,35.9,38.3,38.3,37.5,35.7,34.1,32.1,30.7
1928,30.4,30.6,32.6,33.5,35.6,38.2,38.2,37.3,35.9,33.9,31.9,30.4
1929,30.2,30.8,32.3,33.7,35.5,38.1,37.9,37.2,35.7,33.8,32,30
1930,29.8,30.8,32.1,33.3,35.7,38,38,37.4,35.8,33.8,31.8,30.4
1931,29.8,30.9,32.3,33.5,35.7,38.2,38.1,37.2,35.6,34,32.1,30.3
1932,30.2,30.5,32.5,33.6,35.5,38.2,37.8,37.1,35.5,34,32.1,30.4
1933,30.4,31,32.6,33.3,35.9,38.1,38.1,37.3,35.7,34.1,32.3,30.6
1934,30.1,30.5,32.4,33.7,35.6,38,38,37.3,35.7,34,32.2,30.2
1935,30.5,30.7,32.7,33.5,35.7,38,38.2,37.3,35.7,33.9,31.9,30.5
1936,30.2,30.9,32.6,33.6,35.8,38.2,38.2,37.2,35.7,34,32.3,30.5
1937,29.9,30.7,32.4,33.5,35.5,38.1,37.9,37.1,35.7,34,31.4,30.3
1938,29.7,30.8,32.4,34.6,36,37.9,37.5,36.8,35.3,33.6,32.2,30.4
1939,30.1,30.3,32.7,33.4,35.3,38.1,38.2,37.6,36,33.6,32.1,30.6
1940,30,30.4,31.4,33.6,35.8,38.6,38.2,37.5,36.1,34.2,32.3,31
1941,30.1,30.7,32.4,33.7,35.5,37.7,38.4,37.1,35.6,34.1,32.4,29.8
1942,29.8,30.9,32,33.9,35.4,38.4,37,36.6,35.2,33.7,31.9,30.4
1943,29.4,29.1,31.1,32.3,34.2,36.1,37,36.2,34.5,33,31.8,30.3
1944,29.9,29.5,31.9,33,35.3,38.2,36.8,36.9,35.2,33.9,30.7,29.9
1945,29.9,28.6,31.2,33.4,35.4,37.5,37.6,36.5,34.9,33.3,31.7,29.9
1946,30,31.1,31.8,33,36.3,37.1,38.2,37.3,36.2,35,32.6,31.1
1947,28.9,28.8,30.2,31.9,36.1,39.8,39.2,38.3,35.6,32.3,31.1,30.9
1948,30.9,29.3,33.8,31.4,34.8,36.1,37.7,36.4,35,32.4,29.9,29.2
1949,27.6,28.3,30.5,31.7,33.1,35.9,36.5,36,34.1,32.6,29.4,27.4
1950,28.2,28,30.4,31.4,34.5,36.2,36.7,35.9,34.5,31.9,29.5,27.9
1951,29.2,29.3,29.9,31,34.6,38,37.5,35.4,34.1,33.3,31.9,29.8
1952,28.7,29,31.2,31.4,35,37.8,36.4,33.8,34.3,33,31,29.1
1953,30,31.4,32.5,32.8,36.8,39,36.2,36.3,35.8,33.8,33,30.6
1954,31,31.7,32.4,34.5,37.1,38.5,36.6,34.8,36,33.7,32.5,30.3
1955,29,30.6,34.1,34.9,37.6,38.4,38.9,37.3,37,35.7,32.5,30.8
1956,29.1,30.8,33.9,33.2,36.4,37.4,36.4,34.6,35.1,33,31.1,30
1957,29.6,28.9,32,32.9,35.1,38.3,37.6,35.9,36.3,34.7,34.2,31.8
1958,30.6,29.5,32.9,34.4,37.4,38,37.3,36.8,36.4,34.8,32.9,31.2
1959,32.4,30.3,33.5,35.8,37.5,38.3,37.1,36.5,35.4,35.4,32.5,29.9
1960,29.1,31,33.5,33.3,35.8,37,37.4,37.4,35.8,33.9,32.6,30.1
1961,30.4,30.6,32.3,33,35.9,37.5,36.1,35.7,35.5,34.3,31.6,29.6
1962,30.1,31.9,32.6,33.8,36,37.2,38,36,34.8,33.8,31.9,30.9
1963,30.4,32.1,34,33.3,34.5,37.5,38,37.4,35.9,35.2,32.1,29.2
1964,29.4,30.1,33.2,33.6,35.4,37.5,36.4,35.7,35.7,33,32.1,29.5
1965,30.6,31.2,33.3,32.6,36.2,38.1,38.1,36.7,35.4,33.5,31.3,29.7
1966,30.4,29.7,32.1,33.2,36.2,38.3,38.7,38,35.4,33.9,32.1,29.8
1967,30.2,31.3,32.3,33,35.2,37.6,37.5,36.7,36.1,33.5,30,30
1968,29.5,27.7,31.2,31.5,35,37.8,37.9,38.1,35.3,35.4,31.7,31.1
1969,29.8,29.2,32.2,33.9,36.1,38.6,38.8,37.2,36,34.1,32.3,31.1
1970,29.9,31.5,32,34.3,37.1,39.1,38,37.9,36.8,33.8,31.7,29.7
1971,28.7,30.3,32.4,34,36.2,38.9,38.1,37.6,35.3,34.3,31.4,29.3
1972,30.4,29.8,33,33.2,36.1,38.3,38.6,37.1,35.8,34.3,32.8,31.3
1973,31,32.6,34.6,36.2,36.5,39,38.9,37.8,36.1,34.3,32.7,30.2
1974,30.9,31,31.3,34.8,36,37.8,38.6,37.5,35.4,35.2,32.8,31.5
1975,30.9,32,33.6,33.4,36.8,39.1,38.4,35.8,35.8,34.5,33.4,31.6
1976,32,32.1,33,34.6,35.7,38.3,38.3,37.6,36.5,35.3,31.8,31.3
1977,30.2,30.9,34.1,35.2,36,39.5,38.8,37.7,36.3,33.2,32,32
1978,32.2,30.8,32.3,35.2,37.1,39.5,36.7,37.4,35.4,33.5,31.7,29.8
1979,28,30,31.8,34.7,35.1,38.4,38.8,37.1,35.4,33.9,32.3,30.8
1980,30.2,31.6,33.2,34.3,37,39.2,38.1,37.4,35.8,33.7,32.6,30.9
1981,30.2,30.7,30.5,32.2,35.1,37.5,37.2,36.7,34.9,32.7,30.7,30.1
1982,29.5,29.9,31.8,32.1,34.3,37.2,38.1,37.3,35.4,32.2,31,29.9
1983,28.7,29.2,31.8,32.9,35.3,37,38.8,38.2,36.3,33.5,31.7,29.8
1984,29.3,29.9,31.9,34,34.1,37.7,37.7,37.1,34.4,33.4,31.3,29
1985,30.1,30.1,33.5,33.5,35.1,37.1,38.6,37.7,35.9,34,32.2,30.1
1986,29.9,30,32.6,32.3,34.6,38.3,37.8,37,34.8,33,31.5,29.1
1987,28.9,29.8,31.1,32.2,33.5,37.4,37.7,38.2,36.3,33.5,31.9,31.9
1988,29.9,31.1,32.8,33.7,36.3,38.1,38.2,37.3,36.3,33.7,31.4,30
1989,29.4,30.2,31.6,31,35.5,38,38.2,37.7,35.6,34.1,32.4,29.9
1990,29.7,29.7,31.7,33.1,36.5,38.5,38.3,37.7,36.3,34.4,32.3,31
1991,29.7,30.8,30.6,34.9,35.8,38.3,38,38.2,35.5,34.4,31.9,29.3
1992,28.6,29.1,32,33.7,35.8,38.1,37.9,36.2,34.9,32.8,31.6,30.8
1993,29.9,29.3,33,32.3,34.8,38.4,37.6,36.3,35.8,34.3,32.3,29.4
1994,29.9,30.3,32.4,35,36.2,38.1,38.1,36.7,35.4,33.7,31.2,30.7
1995,30.1,31,33.3,33.4,36.3,37.6,37.9,37.4,36.4,34.2,32.6,31.1
1996,30.2,31.7,32,35.9,35.4,36,38.4,38,36.7,34.2,31.6,31
1997,30.1,30.4,32.8,32.9,35.5,37.9,39.1,38.2,36.2,33.7,32.6,31.1
1998,30.4,31.7,33.9,36.2,36.7,40.2,39.2,37.7,37.2,33.9,32.8,31.2
1999,31.2,32.3,32.1,34.6,37.3,38,38,37.3,36,32.8,32.2,30.6
2000,30.7,32.5,32.1,34.8,36.6,39.4,39.2,37.5,36.1,34,32.4,31.1
2001,30.3,31.6,32.6,35.2,36,37.7,39.3,37.1,36,35.7,32.7,31.4
2002,30.1,30.9,33,34.6,37.8,38.8,40.4,38.5,36.7,33,32.8,31.9
2003,30.6,32.6,33.4,35.6,38.5,39.6,38.4,37.5,36,35,33.6,30.3
2004,30.9,31.5,33,33.8,37.3,37.7,39.3,37.9,36.2,33,32.8,31.5
2005,31.3,33,33.3,34.6,35.4,37.4,38.1,38.2,36.6,34,32.6,29.8
2006,30,32.2,32.7,33.6,37.6,38.5,38.2,37.9,36.3,34.6,32.8,29.6
2007,29.7,32,34.4,34.4,36.9,38.5,37.4,37.9,36.7,34.5,32.3,30.2
2008,30.6,30.5,29.6,33.9,36.9,37.7,38.7,38.4,37.2,34.5,31.5,30.8
2009,30,32.1,32.1,35.9,37.1,40.1,38.6,39,37.4,34.9,32.7,31.4
