1901,21.7,25.8,32.1,36.2,34.6,34.4,32.2,31.9,31.3,31.5,27.3,23.8
1902,24.2,26.7,33,34.3,33.9,34.1,31.4,32.2,31.4,30.3,27.3,23.7
1903,23,25.1,31.4,35.9,36,33.5,33,31.7,31.7,30.9,26.9,23.8
1904,23.3,26.1,32.4,35.9,33.7,32.9,31.4,31.7,32.1,30.9,27,24.6
1905,22.4,23.9,29.6,33.1,33.3,35.3,31.8,31.1,31.4,30.7,28,24.2
1906,22.6,25.3,29.8,35.9,35.3,34.1,32.4,31.3,32.5,30.7,27.9,24.6
1907,24.3,25,29.5,33.3,34.4,33.7,31.9,32.4,31.9,31.4,27.9,23.9
1908,22,25.4,32.6,37.8,35.3,34,32,32.2,32.2,31.7,27.4,23.9
1909,24.1,26.1,34.2,34.2,35.3,32.5,32.2,31.2,32.4,31.1,28.8,24.3
1910,22.6,26,31.9,35.7,34.7,32.9,31.4,31.9,32.1,30.4,27.2,23.8
1911,24.6,25.4,30.6,35.3,35.2,32.8,32.6,31.7,31.3,30.2,27.1,23.1
1912,23.7,26.7,31.3,33.6,34,34.1,31.5,31.8,32,30.7,26.8,23.7
1913,23,25.4,30,36.4,33.7,31.6,32.2,31.6,32,30.2,26.5,23.3
1914,23.6,26.5,31.2,33.3,33.7,33.3,31.8,31.5,31.8,29.9,27.8,24.7
1915,23.9,26,31.1,35.2,34.3,33,32.6,32.3,31.8,32.5,29.3,24.4
1916,23.1,26.1,33.7,35.4,36.8,32.7,31.7,31.8,31.8,30.7,27.4,23.3
1917,22.7,26,31,34.7,33.1,32.9,31.9,32,31.3,30.2,27.1,23.9
1918,22.1,25.8,32.1,34.3,34.1,31.8,32.8,31,32,30.9,27.5,23.6
1919,23.9,24.8,33.1,34.8,34.8,33.4,32,32.4,31.6,30.7,27.7,24
1920,23.6,26.1,30.4,34.9,34.5,34.7,32.4,32,31.5,31.3,28.2,24.8
1921,23.8,25.8,32.6,35.9,36.3,33.8,32.2,31.8,31.8,29.3,27.2,24.3
1922,23.7,27.1,33.2,36.9,36.5,32.3,31.9,31.5,31.3,30,27.6,24.1
1923,23.8,26,32.6,36.1,35.2,34.7,32,32.2,32.1,30.5,27.4,24.5
1924,23.9,26,34.3,36.8,35.2,35.2,31.7,31.7,30.9,31.5,27.5,24.8
1925,22.3,24.2,31.7,34.6,34,33.6,31.6,31.9,31.4,29.9,27.3,23.6
1926,23.4,26.6,30.5,34.3,34.9,36.1,32,31.9,31.7,30.7,26.8,24.8
1927,22.9,25.6,30.4,35.5,34,34.2,32.4,32,31.8,31.4,28.1,24.9
1928,23.2,26.6,33.3,35.7,35,33,31.9,32.3,32.5,31.2,27.6,24.6
1929,22.9,25.2,32.5,35,35.7,34.4,31.7,31.8,32,30.3,27.3,23.5
1930,22.4,25.6,32.3,35.1,35.2,33.5,32.1,31.9,32,31.1,26.9,23.7
1931,24.3,25.7,31.2,36.3,34.4,35.1,31.6,32.5,31.4,30.8,27.2,24.6
1932,24.2,24.8,32.7,35.7,34.7,34.1,31.9,32,32,31.6,27.9,24.4
1933,22.2,26.5,33.2,34,34.8,33.1,32,31.6,32.2,31.2,27.7,24.5
1934,23,25.6,32,35.6,35,33.1,32.2,32.1,32.4,30.3,27.1,24.7
1935,22.6,26,33.1,35.2,37.1,35.8,32.6,31.2,32,31.4,28.2,24.7
1936,22.6,25.7,33.1,36.3,33.7,32.3,31.8,32.3,31.5,30.3,28.4,24.5
1937,22.2,26.1,31.3,35.5,33.8,33.4,32.8,31.6,32.2,30.9,27.3,24
1938,24.3,24.6,33.7,37.6,32.7,32.9,31.7,31.9,32.9,31.6,26.7,24.4
1939,24.3,26.6,31.5,36.8,35.6,33.9,31.5,31.9,31.6,30.7,27.6,24.8
1940,23.4,26,29.4,35.7,35,34.5,31.9,32.3,32.3,31.8,29.4,25.1
1941,23.6,26.6,33.7,36.5,34.9,32.8,32.3,32.4,32.3,29.9,27.7,25.7
1942,23.8,26.3,32.5,35.4,36.1,35.3,32.3,31.9,31.3,31.5,28.8,24.6
1943,25.3,25.1,31.6,33.3,35.8,33.3,31.9,31.7,32.3,32.2,29.4,26.1
1944,23.9,26.8,31.9,33.3,37.4,35.5,31.9,32.6,32.2,31.5,28.7,26.4
1945,23.3,24.9,33,34.4,34.3,34.5,32.6,32.3,32.4,30.3,28,23.8
1946,24.6,28,32.9,32.5,33.9,33.4,31.8,32.4,32.5,30.5,29.4,26
1947,24.2,27.3,33,37.4,35.2,34.8,32.6,32.2,32.2,31.1,29.1,25.9
1948,25.1,26.5,31,36.5,34.1,34.2,31.2,31.7,32.1,30.6,29,24.3
1949,24.6,26.2,32.7,32.5,32,34,31.8,32,32.3,31.7,28.1,24.9
1950,25.4,26.8,32.5,36.6,35.8,32.9,31.9,31.4,32.7,30.7,28.1,25.8
1951,24.3,27.1,32.2,36.5,35,34.4,32.5,33,31.8,32.6,29.5,26.3
1952,26.1,29,32.9,33.6,34,34.3,31.6,31.4,31,30.9,28.8,26.1
1953,23.6,28,34.1,36.7,35.7,33.4,31.3,32.1,31.5,30.5,28.1,26.9
1954,23.2,28.2,33.5,38.8,37,32.3,31.2,31.6,31.5,29.8,27.4,24.7
1955,23.7,27.1,34.1,35.3,36.5,33.5,31.2,31.3,32,31,28.3,24.1
1956,24,27.2,33.1,37.3,35.6,31,31.4,31.6,31.4,30.3,27.7,24.6
1957,22.8,25.6,31.5,37.4,38.3,34.8,31.6,32,32.5,31.7,28.9,25.6
1958,25.6,27,34,37,37,36.5,32.9,31.5,32.2,32.6,29.5,26.4
1959,23.7,27.3,33.4,36.6,35.8,33.9,31.7,32.1,31.3,31,28.5,26
1960,24.9,30,31.3,37.3,35.7,34.1,31.2,32.6,31.4,31.3,28,26.5
1961,24.7,24.6,33.2,37,36.1,33.2,31.7,32.2,31.6,30.3,26.7,23.5
1962,23.7,27.3,33.5,36.3,34.6,33.6,32.9,31.4,32,30.7,28.9,25.8
1963,25.1,29.6,32.2,34.3,33.1,33.2,32.1,31.9,32.6,31.3,29.1,26.8
1964,24.2,27.3,33.9,35.6,33.6,35.3,31.3,32.2,32,32.2,28.5,26.2
1965,25.6,27.8,31,35.2,36.3,35.9,31.8,31.9,32.5,31.2,29,24.8
1966,24.7,29,33.5,37.3,37.3,34.8,32.9,31.5,32.3,31.2,29.8,25.5
1967,24.3,28.8,30.4,34.1,35.2,35.1,32.4,31.6,31.8,31.1,28,26.1
1968,23.7,26,32.6,35.4,36.5,31.4,31.3,32.3,33.3,29.6,28.3,25.4
1969,25.2,27.6,34.1,35.9,33.8,34.2,31.9,31.2,31.2,31,28.9,26.3
1970,23.7,26.2,32.5,38.2,36,33,31.9,32.3,31.2,30.5,27.2,25.3
1971,23.1,24.9,31.6,32.2,32,31.8,30.5,30.3,31.8,30.2,26.9,25.2
1972,24.3,24,32.2,35.2,37.2,34.6,32.8,32.2,32.5,30.5,26.6,25
1973,23.7,26.4,30.8,36,33.6,31.6,32.2,31.9,31.2,29.7,27.4,24.8
1974,23.6,26.6,31.5,35.1,33.9,33.7,31.2,31.5,31.9,32.2,27.8,23
1975,23.5,26.2,32.4,36.7,35.4,33.6,31.2,32,30.8,31.7,29.5,24.9
1976,24.4,27.4,33,36,33.9,34.1,32.6,31.1,31.3,32.7,31.2,25.6
1977,23.9,27.8,34.8,35.2,32.2,32.6,31.6,32.3,32.3,30.4,29.1,24.4
1978,22.6,25.3,30.5,34.6,34,32.3,31.7,32.4,30.9,30.8,29.7,25
1979,24.9,25.1,32.4,36,37.5,35.2,32.6,33.4,32.7,32.2,30.6,25.1
1980,23.9,26.7,31.8,37.3,33.5,33.1,31.9,32.3,32.6,31,29.4,26.2
1981,22.9,26.7,31.2,33.1,32.2,33.3,31.4,32.4,32,32.9,29.4,24.7
1982,24.7,25.4,30.2,35.1,37,33.7,33.8,32.3,33.7,31.5,29,24.7
1983,23,25.4,32.7,34.6,34.2,35.8,33.3,33,32.3,31.3,29.2,25
1984,23.6,25.8,34,36.5,36.5,31.5,31.4,31.9,31.7,32.5,28.3,25.5
1985,23.5,27.1,34.2,36.4,34.1,34.3,30.7,32.3,31.2,31.4,29.4,26.8
1986,24.7,27.7,32.2,34.4,33.1,35.1,31.7,31.7,32,30.6,29.1,24.8
1987,23.7,28.7,32.6,35.3,35.2,35.3,32.2,31.1,32,31.5,28.9,26.2
1988,26.2,27.5,32.7,36.7,35.3,32.6,31.9,32.4,33,32.2,29.7,26.7
1989,23,28.2,32.9,38,35.6,32.5,32.4,32.2,32.2,32.4,29.7,25.1
1990,26.2,26.2,30.3,34.5,33.7,33.9,31.7,32.8,32.4,30.6,30.3,26.2
1991,22.2,27.7,32.7,35.6,36.2,32.5,32.7,31.8,31.8,32.8,30.5,24.4
1992,22.4,24,33.1,37,34,34,32,31.8,32.7,31.3,28.7,24.9
1993,23.5,27.6,30.8,33.5,33.3,33.3,32.7,31.4,31.7,31.9,29.7,25.7
1994,23.9,24.9,32.9,34.9,35.6,33.2,32.6,31.9,33.3,31.9,28,25.2
1995,23.6,29.3,32.4,36.7,36.1,34.3,32.3,31.7,32.7,31.8,27.9,25
1996,24.7,27.3,33.9,35.9,35.8,33.7,32.2,31.6,30.6,31.3,30.1,25.4
1997,24.5,25.5,32.3,34.9,34.8,34.3,32.4,31.9,31.1,30,28.7,23.5
1998,24.1,28.3,32,35.3,36.1,34.6,32.1,31.5,33,33.2,29.7,25.4
1999,24.6,28.4,34.1,37.6,34.8,33.6,32,31.5,31.5,31.3,29.6,26.5
2000,24.3,24.5,31.5,34.8,34.3,33,32.4,32.6,31,31.7,30.2,26
2001,25.1,27.5,32.5,35.7,34.5,33.4,32.4,32.1,32.7,31.9,30.6,26.8
2002,24.4,28,33.3,35.4,34.6,33.8,31.2,31.9,31.9,31.8,30,26.7
2003,24.3,27.5,31.5,36.1,34.6,33.5,32.2,32.9,32.6,32.2,29.7,24.7
2004,24.1,27.6,34.7,35.5,35.5,33.4,31.5,32.8,33.2,30.9,28.7,26.7
2005,24,28.2,33.3,35.6,34.6,34.9,32.2,32.6,32.5,30.8,29.3,25.9
2006,26,30.4,33.3,34.9,35.2,33.9,32.2,32.6,32.2,31.9,29.8,26.7
2007,24.5,26.8,32.7,36.4,35.5,34.3,32.3,32.7,32.3,32.5,29.8,26.3
2008,24.4,25.6,33.6,36,35,33.3,31.7,32.4,32,31.9,30,26.8
2009,26.1,29,33.4,37.6,35.2,34.8,32.9,32.8,32.8,32.4,30,26.4
