1901,38.7,35,33.2,30.5,25.9,21.1,19.7,24.6,30.3,32.7,39,40.3
1902,37.3,36.7,36.2,31.1,25.8,22.4,22.5,24.6,30.1,33.5,36,37
1903,38.3,37.4,35.7,30.2,25.3,22.5,20.8,25.2,28.6,32.6,36.1,35
1904,36.5,36,34,30.5,25.2,21.9,21.7,24.4,28.7,31.5,36.7,38.7
1905,38.9,36.8,36.1,32,26.6,22.4,22.5,24.3,26.6,31.1,37.1,39.7
1906,40.2,40.4,36,33.5,28.1,25.3,24.3,24.8,28.6,33.8,35.7,36.6
1907,37.2,36.9,34.4,30.4,26.2,22,22.9,26,29.4,34.9,35.1,38
1908,39.3,35.8,33.9,29.3,25.2,20,20.5,23.3,27.2,31.5,36.8,38
1909,35.7,36.3,36.2,29.1,25.2,22.4,20.6,24.6,29.5,34,35.9,36.8
1910,40.3,38.7,34.5,32,27.8,23.7,22.5,26.9,30.6,31.6,35.6,36.7
1911,38.8,37.3,35.2,31.8,26.8,21.2,22.8,25,29.3,34.5,38.4,38.3
1912,40,38.3,35.9,30.5,26.6,21.5,22.4,26.2,29.9,34.7,35.7,38.7
1913,36.6,37.5,34.3,31.6,24,21.1,23.3,25.3,28.5,34.5,37.8,38.7
1914,37.7,38.9,37.9,32.8,26.4,24.2,22.7,26.3,29.2,34.4,36.5,37.7
1915,35.8,37.6,36.6,31.3,25.8,25,23.8,25.2,30.2,33.5,38.4,39.1
1916,39.2,38.7,35.8,29.9,28.1,23.9,21,26.3,30.6,31.5,34.6,37.5
1917,36.8,34.2,34.5,29.8,23.4,22.1,24.5,23.8,29.6,32.9,35.7,38.1
1918,37.7,35.3,34.2,31,26.6,24.7,21.4,24.6,30.7,34.9,37.2,38.3
1919,38.7,36,36.1,31.8,26.2,24.1,23.5,25.2,29,33.1,36.2,38.8
1920,36.7,37.7,34.3,28.5,26,23.5,21.3,24.6,29.2,34,35.5,36.3
1921,37.5,36.7,33.1,31.4,27.5,23.7,23.2,23.5,28.3,32.2,37.3,38.6
1922,39.4,38,35.2,32.4,25.3,21.6,20.2,24.9,30.2,34.1,37.1,37
1923,37.9,40,37,31.6,26.7,22.8,21.7,24.4,29,33.8,36.5,37.4
1924,38,37.5,35.8,29.3,28.1,22.3,23.6,25.3,30.4,32.6,36.4,38.2
1925,35,36.4,35.6,32,26.5,22.8,21.5,24.8,27,33.7,37.4,40
1926,38.2,40.1,35.3,32.6,25.1,22.9,24.8,25.8,30.9,35.9,38.3,37.1
1927,38.9,37.4,36.2,30.2,25.4,23.6,21.3,26.1,29.4,34,37.3,38.4
1928,38.2,37.3,38.3,34.5,26.8,22.8,23.2,27.6,33.1,34.2,39.3,39.6
1929,39.8,39.6,33.1,32,25.7,22.7,20.8,26,28,33.5,38.2,37.6
1930,38.3,38.2,35.7,31.5,26.8,24.6,24.8,24.5,30.2,32.7,37.2,36.8
1931,36.4,37.4,33.9,30,24,21.8,23,24.5,30,32.1,33.7,39.2
1932,41.1,37.4,36,30.2,26.8,22.9,22.8,24.3,28.2,32.7,37,37.9
1933,38.7,40.2,35.4,30.5,25.9,23.7,21.9,22.8,28.1,34.1,34.8,35.8
1934,38.9,38.4,34,29.7,27.2,21.8,21.7,25.3,30.1,32.8,32.9,37.6
1935,37.1,37.2,33.8,30,26.2,21.1,22.2,24.6,28.3,32.7,37.5,38.3
1936,39.6,38.7,36.4,30.8,26.4,22.9,23.7,28.5,29.9,33.8,37.3,38.7
1937,35.4,38.2,36.2,30.6,27.1,22.9,21.6,23.9,28.9,35.2,37.4,37.9
1938,36.8,37,37.2,31.9,27.6,22.4,21.7,23.7,30.8,34.8,38.6,40.2
1939,37.8,37,34.2,31.4,28.1,23,20.6,24.5,28.9,32.6,34.5,38.7
1940,38.6,36.4,37.3,30.3,25.5,24.1,22.5,26.2,30.5,35.2,35.3,38.5
1941,37.5,37.7,33.5,31.9,25.2,22.1,23.4,24.5,29.1,31.3,36,37.8
1942,35.4,34.6,33.9,30.1,27,23.2,21.3,26,30.4,33.7,35.8,36.8
1943,38.7,36.3,36.6,31.7,25.5,22.2,23.3,23.5,28.8,34.4,34.9,38.2
1944,38.3,36.7,35.5,31.1,25.6,22.1,22.4,25.7,31,33.6,36.9,37.1
1945,35.2,36.4,35,32.3,25.6,23.9,21.3,25.6,28.4,31.3,35.2,37.6
1946,38.3,33.7,32.4,29.3,26.7,21.6,23.4,26,29.6,33.3,35.7,38
1947,39,36.9,33.5,30.2,26.1,24.6,22.8,23.4,27.2,31,35.2,38
1948,39,36.9,34.4,29.1,25.1,22.3,22.2,26.3,29.5,34.6,35.9,38
1949,37.7,34.6,33.7,30.3,23.8,20.8,23.9,26,27.5,32.7,34.5,36.9
1950,37.5,36.8,35.8,30.6,27.3,21.4,21.1,25,29.9,30.6,35.2,36.7
1951,37.6,36.4,36.7,30.3,24.1,21.9,20.5,22.8,29.6,33.2,38,38.7
1952,37.9,37.4,36.1,30.1,25.4,23.4,21.9,23.7,29.3,31.7,35.2,37.6
1953,37,36,37,31.6,25.9,23.2,22.8,22.6,28.7,33.2,35.1,37.2
1954,38.3,37.6,38,29.2,25,21.1,22,24.1,29.2,31.6,35.9,38.5
1955,37.1,38.5,35,29.7,24.2,21.6,19.7,25.3,29.3,32.3,34.4,38.2
1956,38.6,37.1,35.3,30.1,24.9,20.6,20.7,22.8,27.8,32.1,35.4,39.2
1957,40,35.7,36.3,34.1,27.5,24,19,25.8,30.7,35.9,39,36
1958,37.8,38.8,35.2,33.2,28.6,23.4,21.1,23.6,27,33.1,36.5,37.8
1959,39.9,37.4,37.2,32.5,24.8,23.5,22.2,26.1,29.8,35.3,38.8,36.4
1960,38.6,36.2,36.4,30.5,22.9,22.2,23,24.4,28.2,33.9,36.8,37.1
1961,38.4,36.5,37.5,31.8,26.6,24.2,20.9,24.9,31.7,36.2,36.2,39.5
1962,37.1,37,35.1,31.4,25.3,24.5,21,24.2,29.4,32.4,37.5,38.1
1963,37.8,37.8,36.3,30,25.5,21.5,22.9,25.1,30.3,34.3,36.9,38.2
1964,38.4,36.6,36.9,31.2,25.4,23.1,24.4,25.8,28.8,30.8,34.6,38.2
1965,39.3,40.7,34.4,31.6,28.1,23,21.7,25.5,30.2,34.4,36.6,38.5
1966,38.1,38.2,35.7,31.1,24.6,22.8,21.3,22.5,28.5,31.4,35.2,35.3
1967,36.9,31.9,31.9,31.8,26.4,22.8,21.5,25.1,30.1,37.4,36.8,37.1
1968,38.3,37.9,34.7,31.6,21.8,21.6,19.4,21.1,26.8,32,36.2,36.5
1969,39.8,32.7,33.9,31.6,26.7,21.8,22.2,26,27.8,35.5,38.1,37.8
1970,39.8,38.3,36.7,31.2,24.5,25.1,23.4,24.5,25.9,35.2,34.8,37.5
1971,39.6,37.7,35.9,30.1,26.4,21,22.4,24,29.8,34.1,34.3,37.2
1972,37.6,36.9,34.6,30.9,26.3,23.5,22,23.8,30.9,34.3,37.6,40
1973,37.3,36.1,35.5,32.1,27.3,21.1,23.6,24.2,28,32.7,36.4,37.6
1974,35,32.7,33.6,26.5,24.4,22,24.1,24.4,27.3,30.6,33.5,36.3
1975,39.2,35.8,35.1,30.8,28,22.6,23.6,23.4,28.8,28.7,34.9,35.9
1976,35.9,35.8,34.2,31,26.3,22.5,22.6,25.6,29.3,30,34,39.8
1977,39.6,38.7,35.6,30,25.6,22.6,22.7,27.5,28,35,36.9,38.5
1978,37.6,37.6,36.4,32.1,24.7,20.5,19.8,21.7,25.6,33.3,35.4,37.3
1979,41.2,37.6,37.1,30.5,22.2,24.1,22.8,24.2,28,34,38.1,38.4
1980,38.9,37.1,38.3,30.2,26.7,22.4,21.7,26.3,33.3,32.9,37.6,39.2
1981,39,34.9,33.5,34,26.3,21.5,21.9,26.2,31.9,34.2,33.2,38.5
1982,38,34.9,31.5,30.2,26.4,21.9,21.7,27.1,27.9,33.9,37.4,38.6
1983,36.6,38.5,32.1,27.4,26.7,24,20.7,26.4,31.7,34.8,36.9,37.5
1984,34.9,38.4,32.6,31.2,27.3,23.3,20.3,24.8,27.5,33.6,37.5,37.6
1985,40.3,38.5,36.1,31.1,26.3,22.5,23.9,26,29.6,32,37.3,38.5
1986,38.2,38.9,38.8,31.9,27.7,22,18.5,22.5,29.9,31.7,37.2,39.6
1987,37.3,34.2,34.4,32.9,24.6,23,23,24.5,29.6,35.4,37,37.1
1988,39.4,36.7,35.4,30.2,23.8,23.8,23.4,24.9,31,36.6,34.7,36.5
1989,37.7,39.1,31.1,29.4,25.7,20.2,21.2,23.1,31.1,34.7,35,38.9
1990,38.2,35.6,37.3,31.7,26.5,21.2,22.1,25.5,29.8,34.2,40,39.7
1991,40.1,40,36.5,32.2,27.3,24,23.4,26,30,36.9,35,37.6
1992,37.6,37.7,37.5,30.3,24.3,22.6,23.6,22.9,27.8,31.2,34.6,37
1993,39.2,36.4,37.4,33.3,24.2,20.7,21.9,24,28.4,32.8,37.5,36.1
1994,40.5,36.6,34.9,31,28.2,23.5,23.4,25.5,32.3,34.9,35.9,38
1995,37.6,33.8,33.5,30.3,23.7,22.6,21.5,27,31,32.4,35.7,37.1
1996,39.7,38.3,36.4,31.7,26.7,23.8,22.5,25.6,31.8,34.3,37.4,38
1997,37.4,36.4,36.3,32.1,23.4,22.2,19.8,24,30.9,33.8,36.8,38.5
1998,39.5,39.9,35.1,30.1,28.6,22.1,19.5,26.1,30.3,34.6,35.8,36.2
1999,39.1,33.3,34.7,28.1,28.5,23,22.9,25.1,31.7,32.3,33.2,34.3
2000,34.8,33.2,32.8,26.3,22.4,22.2,23.7,24.4,33.8,31.7,35.1,37.4
2001,38.9,36.4,29.7,29.8,24.9,21.6,20.8,25,29.5,29.5,34.2,34.7
2002,37.1,31.9,34.1,33.1,29,23.6,24.6,25.9,31.1,36,36,38.6
2003,38.7,37.5,34.7,31,26.4,23.4,24.1,24.4,30.9,32.5,35,36.8
2004,38.8,35.7,34.4,31.4,23.6,23.6,22.1,24.4,29.4,36.4,36.2,38.2
2005,40.4,39.5,37.2,35,29.3,21.9,21.3,23.7,30.9,34,36,37.5
2006,37.8,34.9,34.2,29.5,25.3,21.6,20.9,27.1,32.2,34.5,38.7,37.4
2007,38.2,41,32.1,31.2,26.5,21.1,23.7,26.4,33,34.9,35.5,35.6
2008,40.9,36.2,35.5,32.1,28.3,23.7,24.3,22.7,31.4,35.6,34.5,35.9
2009,40.2,38.5,36.2,30.9,24.6,22.5,22.2,28.5,31.5,34.3,37.8,38.4
