1901,21.1,23.1,31.8,37,42,43.7,39.9,37,37.4,37.7,29.8,25.1
1902,23.9,25.6,33.3,38.5,42.4,41,39.4,38.2,36.8,35.5,29.7,23.7
1903,21.7,24.2,28.7,35.4,41.3,44.1,39,36.9,37.8,36.2,28.2,23.1
1904,21.1,25.3,30,38.6,42.5,42.1,38.8,37.3,37.4,36.1,29.6,24.2
1905,19.9,21.6,27.3,35.7,44.2,42.2,39.4,38.4,37.5,36.1,30.8,23.9
1906,20.4,22.1,28.4,36.5,43.5,41.6,39.9,37.7,36.6,36.2,31,25.4
1907,25,23.3,28.6,35.9,40.2,41.8,40.1,35.4,35.9,35.3,29.6,23.3
1908,22.6,25.7,30.2,38,41.3,42.2,36.9,34.8,35,34.4,28.4,23
1909,21,23.7,30.6,36,40.9,42.6,36.7,35.7,34.7,35.2,30.7,22.7
1910,21.8,25.5,30.5,35.6,42.1,42.5,36.8,35.3,36.5,34.8,28.4,23.4
1911,22.6,26.1,28.6,36.7,42.7,42.4,39.8,37.9,37.2,36.3,26.5,23.6
1912,23,22.7,29.9,37.2,42.2,43.6,38.7,36.2,36.4,35.7,27.7,24
1913,23.2,24.3,28.4,38.2,40.9,41.5,37.4,36.5,37.2,36.1,28.7,23.4
1914,23.9,23.2,29.2,36.7,43,42.1,37,36.4,36.7,34.4,29.5,22.5
1915,21.7,23.3,31.3,37.1,43.5,43.3,39.7,37.9,39.4,36.8,29,24.2
1916,23.7,23.5,33.6,37.7,40,41.5,38.9,36.2,36,33.6,26.6,23.2
1917,22.8,26.3,30.7,34.5,37.6,41.6,37.6,34.5,34.4,33.6,27.5,24.5
1918,21.5,25.5,29.7,34.3,43,41.4,39,37.4,36.6,35.6,28.9,22.9
1919,21.5,24.4,30.7,35.9,41,43.4,38.9,36,35.5,35.3,27.7,23
1920,21.9,24.4,30.6,35.8,37.9,39.5,38.3,35.5,38.1,37,30.1,23.9
1921,22.7,25.7,34.2,40.1,42.7,42.9,38.9,35.6,36.4,35,29.6,25.5
1922,21.5,25.7,31.4,38,41,41.7,39.5,36.5,35.9,34.8,28.9,24.1
1923,22.1,24,31.6,37.8,40.1,42.4,38.2,35,36.2,35,28.1,23.1
1924,21.2,25.2,32.8,37.5,38.2,42.9,40,36.8,35,35.6,28.5,24.4
1925,21.2,22.8,32.8,40.8,41.3,40.4,37.1,37.3,38.1,36.7,27.8,23.9
1926,22.8,27.6,29.7,34.9,39,42.7,39,35.8,35.2,35,26.5,23.1
1927,20.3,22.6,29.8,36.4,40.3,41,37.4,35.5,35.6,35.8,29.3,24.3
1928,21.6,25.9,31,37.1,42.4,41.4,38.2,36,35.3,35.6,30.1,24.1
1929,21.6,23.5,33.2,37.7,41.3,42,36.4,35.1,36.5,34.8,29.8,21.8
1930,21,25.2,31.1,35.6,40.1,40.1,36.1,35.2,37.1,35.3,27.6,22.8
1931,22.4,20.9,29.5,37.8,40.4,41.1,37,36.4,35.5,34.3,28.8,24.7
1932,24.7,25.7,32.2,38.7,41.6,42.9,38.2,36.2,37.8,36.4,30,24.9
1933,20,25.1,30.3,35.4,39.9,41.7,37.9,34.1,35.3,34.8,29.1,24.9
1934,19.4,27.3,29.8,37.2,40.4,41.6,38.6,36.7,37.2,35,29.5,25.4
1935,20.2,25.1,31.3,34,41.2,42.8,37.5,35.4,35.6,34.4,29.7,23.9
1936,20.8,25.8,29.2,36.9,43.9,40.2,37.2,35.2,36.3,35.9,28.5,23.9
1937,22.1,24.8,28.9,35.6,42.1,42.9,37.2,36.3,36.7,33.3,27.4,20.9
1938,20.6,22.9,31.9,37.6,43.2,40.9,39.4,37.2,37.4,36.3,27.3,23.5
1939,22.6,25.5,28.1,34.8,42.1,40.1,38.2,37.7,38,36.1,29.4,25.5
1940,23.4,25.1,29.8,35.6,42.2,41,38.6,36,35.8,36.2,30.8,24.3
1941,21.6,26.5,33.6,39.6,42.5,40.4,38,37.3,36.6,38.7,29.7,24.9
1942,21.5,25.5,32.2,39.4,41.2,42.4,37.1,35.5,34.5,34.7,30.4,22.4
1943,20.9,24.9,32,35.8,41.2,41.2,37.3,35.4,37.1,35.5,29.8,25.8
1944,21.6,24.2,29.7,37.3,41.9,41.9,38.1,35.4,35.6,33.5,30.1,24.2
1945,19.9,23.5,31,35.5,41.4,41,36.4,36.3,36.2,35,29.3,22.2
1946,22.5,26.1,30.2,41,42.6,43.1,38.3,36.3,36.2,36.7,28.2,22
1947,20.7,24.9,32.2,38.5,43.1,42.9,40.1,37.1,35.7,34.1,31.1,24.1
1948,22.2,24.2,30.6,38.8,43.5,42.4,39.1,36.3,37.8,36.7,27.4,24
1949,22.9,24.3,31.1,39.2,44.4,41,37.3,35.1,38.6,33.9,26.6,22.9
1950,22.9,21.3,29.1,35.3,42.3,41.6,36.9,34.6,35.6,34.6,27.3,22.4
1951,21,23.4,30.2,34.7,41.1,41.3,39.5,36.5,37.3,38.3,30.5,24.9
1952,23,26.3,30.6,39.1,42.4,41.5,38.4,35.8,36.2,34.3,28.6,23.1
1953,22.1,26.8,33.9,38,41.9,42.3,38.3,35.3,35.9,34.7,28.9,27
1954,21.5,26,31,37.5,43.1,42.4,38.4,37.3,36.9,33.8,29.7,24.1
1955,20.5,26.3,32.6,35.2,39,42,38.9,35.5,34.9,33.7,29.1,24.4
1956,20.6,25.7,30.3,37.4,44,40.9,36.1,34.4,36.9,33.2,28.2,23.7
1957,19.6,23.3,29.2,34.7,38.3,41.3,38,36.3,36.3,35.7,29.6,22.6
1958,23.6,25.9,32.3,40.1,41.2,43.6,37.7,38.6,33.9,34.5,28.6,24.9
1959,21.4,24.3,33.5,38,40.9,42.3,37.2,35.2,34.5,36.1,29.1,24
1960,22.1,28.9,29.7,35.2,40.8,41.8,37.7,36.2,37.8,35.5,29.1,23.8
1961,22.3,22.6,32.1,35.9,41.1,40.6,35.6,36.1,35.2,34.4,27,23
1962,22.1,26,31.5,38.5,41.5,42.3,38,37,34.6,34.1,29.3,23.2
1963,23.4,27.9,31.2,36.8,40.3,42.2,40.6,37.3,37.1,37.4,30,24.8
1964,20,24.2,34,38.6,40.9,40.9,36.6,35.6,35.8,34.7,28.7,23.5
1965,24.7,25.9,30.8,33.9,39.9,41.7,37.4,36.5,37.3,37,31.6,23.3
1966,24.4,27.7,31.1,36.5,41.1,40.6,39.2,36.1,35.1,36.2,27.4,23.8
1967,21,28.6,29.3,35.8,40.1,41.6,38.2,35.6,35.2,35.2,29.6,23.9
1968,20.8,23.1,31.5,37.5,39.8,42.7,39.1,37.7,38.8,36,30.7,23.8
1969,22.4,25,34.2,37.8,40.1,42.9,39.3,37.2,37,37.4,31.2,25.9
1970,22.6,24.4,30.3,39.2,43.4,41.3,38.4,36.1,35.3,36.7,29.2,24.8
1971,21,26.3,31.9,39.4,40.5,39.6,36.7,35.6,36.1,34.8,29.8,26.1
1972,22.9,21.9,31.7,36.5,42.1,42.3,38.4,36.2,36.5,35.3,30.8,24.2
1973,21.7,26.8,31.2,39,42.5,41.1,38,34.9,36.7,35.1,30.1,22.6
1974,22.2,23.6,33.9,39.1,41.1,40.5,38.7,38.7,38.9,35.1,30.1,23.2
1975,21.4,24.5,30.4,38.2,42,40.7,37,36.4,34.2,34.3,29,25.3
1976,23,24.4,30.3,34.2,41.7,40.8,38.3,35,35.2,36.1,30.7,24.6
1977,21.8,27.2,35.3,37.3,40.3,40.5,36.5,35.9,36,36.7,30.4,26.8
1978,22.3,24.7,29.6,37.9,43.6,41.9,36.1,36.7,36.2,36.2,30.1,25.6
1979,22.7,24.5,28.9,38.8,39.9,42.9,39.1,36.4,36.5,35.9,29.3,24.8
1980,22.7,27.9,29.7,39.7,43.1,43.1,37.3,38,38.5,36.6,29.1,23.8
1981,23.1,27.2,30.4,39,42.3,43,37,36.7,37.9,36,28.9,25.3
1982,22.1,22.4,28,36.1,37.5,41.5,39.5,36.3,37.8,36.1,28.8,24.2
1983,22,24.3,29.9,33.4,39.2,40.8,38.3,35.3,36.2,34.7,30.2,24.2
1984,21.1,23.3,34.7,38.5,44.5,42,37.3,36.8,35.4,35.4,30.7,24.6
1985,22.1,27,34.7,38.3,42.2,41.2,36.8,36.1,37.5,34.2,31.2,24.5
1986,22,23.9,31.1,38.1,40.8,41.2,37,35.9,37.2,36,30.9,22.7
1987,23.6,27.1,32,38.6,38.6,41.4,40.1,39.9,39,37.4,31.5,24.5
1988,24.1,27.5,31.3,40.2,44.1,42.4,37.4,36.6,37.2,36.2,30.5,25.8
1989,22.3,25.4,31.4,37.1,41.6,40.9,38.2,37.5,37.3,36.7,31.4,24.1
1990,25.6,24.6,29.8,37.8,41.5,41.3,37.1,36.6,36.5,35.4,31.1,25.3
1991,22.8,24.8,31.3,37.1,42.8,42.1,40.5,37,36.7,35.7,29.9,25.4
1992,22.9,24.5,30.5,36.9,41.5,44,37.3,35,35.5,34.9,29.3,25.7
1993,23.4,28.2,28.7,37.6,42.2,42,37.3,36.9,36.1,36.5,31.9,27
1994,23.4,25.5,33.9,36.4,43.8,42.5,36.5,35.4,35.1,34.2,30.7,25.9
1995,22.6,26.2,29.2,36.2,41.4,43.7,38.2,35.5,37.6,36.6,30.7,24.6
1996,22.6,26.5,33.6,38.2,39.9,38.5,38.2,35.7,36.9,35.3,30,25.7
1997,23.2,27.5,30.6,35.5,38.6,39.2,39,36.3,35.2,33,27.1,22.8
1998,23.1,26.7,30.4,38.4,42.8,41.5,37.6,38.4,36.3,35.9,30.4,27.4
1999,22.6,26.2,32.9,40.2,41.5,40.6,38.4,36.6,37.9,37.4,33.3,27.9
2000,23.8,25,32.1,40.6,42.3,40.7,37.6,36.6,36.7,38,30.9,27.8
2001,22.5,27,32.5,37.7,42.1,39.9,36.5,35.7,36.5,37.4,31.6,26.2
2002,23.4,25.5,33.5,39.3,42.6,42.4,38.4,37.7,36.6,37.2,31.2,26.3
2003,22.9,25.5,31.8,38.5,40.3,42.7,35.9,35.5,35.6,35.9,29,24.6
2004,23.2,27.8,35.2,40.4,42.2,41.1,39.7,37,38,34.9,32.4,26.9
2005,22.4,25.6,33.2,37.7,41.1,42.4,38.3,37.8,36.9,36.4,32.2,25.3
2006,23.9,27.2,32.2,38.8,44,40.8,39.6,36.5,37,37,32,25.6
2007,23.9,27.7,32,40.5,39,41.4,38.5,37.1,37.3,36.1,33.3,24.8
2008,21.7,25.2,35.7,38,40.7,40.2,38.7,36,36.6,37.9,31.9,27.2
2009,24.6,28.1,33.9,38.5,43.4,41.4,38.3,37.9,37.7,37.3,30.6,27.1
