1901,30.4,35,37.6,40.3,39.8,38.6,35.3,33.8,35.3,38,36.2,31.8
1902,31.1,34.7,38.3,41.7,41.2,37.3,35.4,34,35.1,36.7,36.3,33
1903,32.4,35.4,38.8,40.9,41,38.6,35.2,33.7,35.2,38.1,36.1,33.1
1904,32.3,35.1,38.9,40.9,41.1,38.7,35.3,33.8,35.4,38.1,36.3,33.2
1905,30.7,31.9,36.4,40.1,40.9,37.8,35.4,33,35.2,37.9,37.4,32.5
1906,32.4,33.3,39,43.2,41.7,39.1,35.1,33,37.4,38.9,38.1,34.2
1907,33.5,35.1,39.5,40.1,41.9,38.4,36.7,33.8,36.4,39.9,38,33.3
1908,33.1,35.5,40,41.4,42.3,40.5,36.9,33.2,36,37.6,36.9,34.6
1909,33.8,38.1,41.3,42.2,40.6,36.8,33.9,31.7,35.3,36.6,36.5,35
1910,32,36.1,40,41.9,41.4,41,36.5,34.3,36.5,39.1,36.3,33.2
1911,32.7,35.6,39.3,41,40.2,37.4,35.4,33.3,35,37.4,37.7,33.4
1912,33.8,35.1,38.3,43.3,41.1,38.7,37.1,34.9,36.7,38.4,36.2,33.1
1913,33.5,36.1,37.3,41.7,42.2,41.5,38.2,36.5,38,37.6,34.3,32
1914,35.3,35.2,39.9,40.4,42.6,41.4,37.3,33.5,36.1,39.1,39,34.1
1915,30.6,33.9,39.5,39.8,40.8,37.4,35.4,33.7,34.8,37,35.4,32
1916,30.4,33.1,38.4,39.6,39.9,37.6,35.5,32.7,33.8,36.4,34,33.1
1917,32.4,35.4,37.1,39.7,39.5,37.5,35.3,33.8,34,36.6,33.4,32.6
1918,31.4,32.4,36.1,39.8,39.8,38.6,35.3,32.2,33.8,37.3,35.2,33.1
1919,32.4,35.4,38.9,40.9,41,38.6,35.3,33.8,35.3,38,36.2,33.1
1920,32.4,35.4,38.9,40.9,41,38.6,35.3,33.8,35.3,38,36.2,33.1
1921,32.4,35.4,38.9,40.9,41,38.6,35.3,33.8,35.3,38,36.2,33.1
1922,32.4,35.4,38.9,40.9,41,38.6,35.3,32.3,33.5,36.9,35.3,32.3
1923,32.2,34.9,38.6,39.4,40.5,38.8,34.7,33,34.9,37.8,36.7,34.1
1924,33.1,37.6,39.7,40.8,42.3,38.4,34.8,32.7,35.4,38.4,35.4,32.3
1925,28.9,33.4,40.3,41.9,40.6,36.6,34.8,33.5,35.5,39.6,36.1,32.5
1926,31.7,33.6,37.7,40.2,40,38.7,35.6,33.4,35.4,37.8,36.6,33.5
1927,29.3,33.7,36.9,40.9,40.8,38,35.9,32.7,34.2,38.4,36.6,32.9
1928,31,33.8,37.6,39.8,41.1,38.1,35.8,32.4,35.4,37.9,35.8,32.3
1929,31.1,34.3,38.8,41.7,40.6,36.9,35.2,33,34.9,36.6,35,30.9
1930,32.4,36.9,37.7,40.3,40.2,38.9,34.8,33.3,35.7,38,36.8,34.7
1931,33.4,34.2,38.6,42.4,41.6,38.2,36.2,34.8,34.1,37.1,35.8,33.9
1932,31.8,34.5,36.1,41.2,40.4,39.3,35.1,31.8,35.1,36.7,36.7,32.1
1933,32.9,35.8,39.7,41.7,41.3,38.2,36,33.9,36.2,37.2,36.9,35.3
1934,34.2,35,38.9,41.6,43.4,40.2,37.1,34.3,37.7,39.9,37.6,34.1
1935,35.4,39,41.6,42.8,42.9,40.5,37.2,34.8,37.2,41.4,37.9,37.9
1936,32,36.4,40.5,42.7,41.9,38.1,35.5,32.7,35.4,39.1,39.2,34.5
1937,32.8,35.9,40.7,42.7,43.2,40.4,37,33.4,36,39.9,38.5,35.3
1938,34,37.1,38.1,42.3,43.2,40.5,36.4,34.2,36.5,39.4,38.8,32.7
1939,34,35.6,40.4,39.1,41.4,39.8,36.4,33.8,35.3,37.9,36.9,34.5
1940,32.4,35.4,38.9,40.9,41,38.6,35.3,33.8,35.3,38,36.2,33.1
1941,34.6,36.2,40.3,41.1,41.8,38.7,35.6,33.9,35.9,39.4,38.6,35.3
1942,32.6,36.9,40.2,41.5,41.6,40.2,36.6,33.7,36.8,39.4,38.7,34.1
1943,32.2,35.5,39.8,40.2,40.6,38.6,35.9,33.4,35.4,39,38,35.7
1944,32.2,35.2,38.7,40.8,41.4,39.5,36,33.3,35.2,39.3,37.5,34.8
1945,33.6,34.5,37.6,40.4,40.6,37.5,35.6,32.7,35.1,38.1,36.6,32.9
1946,33.4,34.2,39.8,40.7,42.4,38.4,35.1,32.9,34.8,37.7,37,32.2
1947,32.7,38.1,38.9,40.3,42,38.4,36.6,33.8,35.5,38.5,36.5,34
1948,31.4,35.3,37.6,40.7,41.5,37.6,35.7,33.4,35.9,38.2,35.6,33
1949,33,34.5,40.6,41.8,42.6,40.6,35.7,33.2,35.4,39.6,38.3,35
1950,32.8,33.5,38.2,39.4,41.8,39.9,35.5,32.2,33.8,37.1,35.8,33.9
1951,34.2,37.7,40.8,42,41.2,40.4,36.5,34.6,34.9,37.8,37.3,34.2
1952,33.9,36.6,39.8,41.5,42.2,40.6,35.2,31.9,33.2,37,36.7,34.3
1953,36.3,37.9,38.2,40.5,38.8,36.3,32.8,32.3,34.5,37.9,37.2,32
1954,33.7,35.6,38.8,41.2,39.9,38,34.5,30.6,34.8,36.8,36.2,34.7
1955,34.7,36.7,39.2,40,40.2,37,34.1,32.3,34,37.5,36.6,33.6
1956,33.2,38.1,39.2,40.9,41.9,39.2,34.3,31.7,34.3,37.8,37.6,33
1957,32.2,34.8,39,40.6,38.8,36.9,34.2,31.8,34,37.4,37.9,35.3
1958,35.3,35.3,40.9,41.9,41.7,37.9,33.3,31.7,34.6,38.8,38.4,35.3
1959,33.3,37.6,40.7,42.4,41.8,40.2,35.5,31.8,34.4,39.3,38.2,34.1
1960,33.2,36,39.3,41.8,40.5,39.3,34.1,34.1,34.1,39.7,36.9,34.8
1961,32.7,33,37,40.8,41.3,38.7,34.4,32,34.9,39.1,37.7,32.9
1962,32.2,34.3,39.7,40.3,41.9,39.1,35.8,33.2,33.9,37.3,38,34.5
1963,35.6,40.7,37.6,41.5,39.8,38.8,35.2,33.7,35.4,36.9,36.2,35
1964,33.3,35.3,40.9,40.3,40.7,37,33.5,31.9,32.7,38.3,36.2,34.2
1965,34,37.3,38.9,39.5,41.2,38,35.3,32.5,34.2,39.1,36.1,32.3
1966,33.4,34.1,39.1,41.7,40.8,38.7,36.7,34,33.9,37.9,37.1,35.3
1967,31.4,35.5,38.8,40.1,41.9,38.7,35.1,33.9,32.5,37.5,35.8,33.2
1968,32.2,36.6,39.5,39.9,40.2,37.3,36.1,35.6,36.3,39.3,36.9,36
1969,33.7,37.9,42.4,40.8,42,38.7,34.7,31.9,35.8,36.8,36.5,36.2
1970,35.6,36.4,39.5,40.6,41.2,40.2,35.5,33.3,35.3,38.7,35.5,32.7
1971,32.1,37.2,40.4,41.6,41.3,39.3,35.4,32.3,35.1,37,36.4,33.7
1972,33,36.2,39.7,40.5,39.4,37.4,36.7,36.1,36.7,38.1,34.4,33
1973,32.4,35.8,38.6,41.5,41.9,39.9,36.4,34.3,36.1,39.2,35.3,33.1
1974,30.4,34.4,39.2,41.3,40.6,38.7,34.2,33.2,34.8,38.1,35.1,30.9
1975,29.8,35,39.4,41.5,39.6,38.6,33.9,33.5,34.2,38.1,35.9,33.4
1976,31.4,35.1,37.2,39.6,39.5,37.7,34.5,33.5,35,35.2,35.9,34
1977,34.1,34.6,37.1,41.1,40.7,38.9,34.8,33.3,35.5,37.6,35.2,32.3
1978,32.5,36.9,38.6,39,39.4,36.9,33.8,33.1,34.3,37.6,35,34
1979,34.3,35.1,38.8,40.2,39.5,35.6,34.6,34,34.9,38,36.7,31.2
1980,34.3,34.9,39.3,42.2,41.2,37.1,33.7,32.4,36.9,38.9,36.3,30.9
1981,30.1,35.1,39.2,40.6,39.5,39.7,35.5,34.3,36.6,39.2,33.6,33.3
1982,31.1,33.6,37,41.3,40.6,38.5,36.4,32.6,37.4,38,34.5,31.8
1983,27.7,35.8,37.1,41.9,41.9,38.1,35.1,34,36.8,38.2,36.7,33.6
1984,31.1,33.6,40,41.2,40.7,38.7,37.2,36.7,35.5,37.1,36.3,30.5
1985,33.1,33.4,38.3,39.2,41.8,39.6,35,33.5,35.4,38.3,36.5,30.4
1986,31.3,36.8,38.8,42.2,41.6,39.2,34.5,34.2,34.5,38.2,35.9,30.7
1987,32.9,36.4,38,40.2,42,39.7,38.7,36,36.7,38.3,36.5,33.1
1988,30.9,35.1,39.3,40.3,43.3,37.9,34.5,32.3,34.2,38.2,35.6,30.9
1989,30,32.1,37.8,42.1,41.7,39.7,36.3,32.2,35.9,37.7,35.8,32.6
1990,32.3,33.8,37.7,42.5,41.6,39.4,34.9,35.4,36.4,39,37.2,33.4
1991,32.8,36.8,39.1,41.3,37.9,37.4,34.5,32.5,36.6,37.6,35.6,31.7
1992,29,33.9,37.4,40.6,39.5,38.9,35.3,33.7,35.8,39,34.5,33
1993,29.6,34.5,39.9,42.1,42.5,39.3,36.2,34.4,35.8,39,37.4,32.2
1994,31,34.1,39,40.7,40.7,37.9,35.3,32.2,34.2,36,35.6,30.9
1995,29.9,33.2,39.9,40.8,41.1,39.2,35.3,33.5,36,38.7,35.8,34.3
1996,35.1,36.8,38.9,41.1,41,38.3,36.2,33.3,34.3,37.3,34.8,34.5
1997,34.3,32.2,35.6,39.9,40,38.3,36.3,35,37.4,39.5,37.9,34.1
1998,32.9,37.3,37.3,42.8,41.6,37.9,36.8,33.3,34.2,38.5,37.3,34.3
1999,33.4,34.2,41.7,41.7,41.4,40.7,35.3,32.3,34.7,38.1,37.3,32.6
2000,31.8,32.2,38.5,43.5,42,39.2,34.9,34.4,37,38.7,36.6,33.4
2001,32.8,33.9,40.9,42.2,41.2,39.3,35,34.6,36.6,38.2,35.7,35.1
2002,30.6,35.7,40.1,41.8,42.9,38.9,36.5,34.4,36.5,36.2,37,34
2003,33.5,37.4,38.4,41.8,42,37.1,34.3,33.7,35.2,39.1,37.8,33.1
2004,32.4,35.6,37.5,41,41.1,38.4,35.1,34.7,36.5,40,37.4,36.1
2005,30.4,37.7,41.2,42.6,40.5,37.8,34.4,33.7,35.4,37.4,36.5,34.7
2006,31.8,36.7,40.3,41.6,39.6,39.7,36.2,33.1,35.1,37.8,35.2,32.7
2007,31.3,36.5,39.5,41.9,41,39.1,35.1,33.3,36,39.4,37.8,34
2008,29.5,33.9,40.2,40.9,41,38.6,35.3,33.8,36,38.7,37,34.8
2009,32.7,38.4,40.6,42.5,41.4,39,36.7,35,36.5,38.7,36.2,35.6
