1901,20.7,23.4,28.6,34.1,40.5,42.4,44.2,43.3,41.9,36.6,29.9,24.7
1902,22,24.3,29.7,34,39.1,41.9,42.6,42.3,40.6,35.2,27,20.8
1903,19.9,21.6,26.5,31.3,39.1,42.1,42.6,43.8,40.6,34.3,26.8,21.7
1904,21.3,22.5,26.8,31.8,37.6,41,43.1,42.4,39.6,34.8,29.6,22.7
1905,19.8,21.9,26.3,32.9,38.5,41.6,43.1,43,40.4,36.2,28.8,22.4
1906,20,22,26.5,31.3,39.1,41.1,42.9,41.8,39.1,35,30.1,24.1
1907,20.5,21.3,27,31.5,39.1,41.3,42.9,42,39.7,35.5,26.8,22.2
1908,20.7,22.2,27.7,33.6,38.7,42.7,42.8,42.5,40.5,35.2,28.9,23.5
1909,20.3,24.2,28.3,33.9,39.2,41,43.1,42.7,39.9,35.2,29,22.4
1910,19.8,23.3,25.7,31.5,38.3,40.4,43,42.6,39.7,33.5,27.9,21.5
1911,17.5,20.5,25,31.4,37.8,40.2,42.7,41.7,38.7,34.1,27.8,23.7
1912,20.1,22.4,27.1,31.9,37.8,42.4,42.6,41.4,39.3,34.2,29,22.3
1913,20.4,21.3,25.2,33.3,39.3,40.7,41.9,41.6,39.8,35.1,28.5,23.2
1914,21.7,23.1,27.4,33.3,38.8,40.4,42.4,42,38.6,35.8,29.8,23
1915,22,23.8,28.1,32.9,38.8,43.2,43,43,41.3,35.2,29.4,23
1916,21,22,28.8,32,39.7,42.3,44,43.3,40,34.4,29.6,23.4
1917,21.1,23.8,26.7,33.9,39,41.8,44.4,43.4,40.9,35,29.6,22.4
1918,21.1,23.2,26.6,32.1,38.4,40.5,43.1,42.8,40.6,36.9,29.9,23.7
1919,22.6,24.2,27.5,33.9,38.7,40.8,42.8,43.1,40.8,36.7,30.2,23.8
1920,21.6,21.7,28.7,33.3,39.6,42.4,42.9,43.1,41.3,37.1,29.6,21
1921,21.2,23.1,28.6,35,38.6,42.2,44.2,43.1,41.2,35.6,29.4,22.6
1922,22.1,23.4,27.5,33.2,38.6,42.9,43.7,43.5,40.5,35.8,30.6,24
1923,21.4,22.9,28.9,32,38.9,42.3,43.7,42.1,40.2,36.1,28.4,23.9
1924,22.3,23.1,30,33.4,39.9,43,44,42.8,40.7,37.1,29.8,22.8
1925,18.8,21.2,28.9,34,39.2,41.2,42.5,43.1,41.3,36.7,29.1,24
1926,22.1,24.4,28,32,39.4,42.3,43,43,39.8,35.7,30.2,23
1927,21.6,22.5,27.3,32.3,40.2,42.8,43.7,42.8,41.6,37,30,22.5
1928,21,23,27.2,35,39.5,42.1,43.6,42.2,40,34.7,28.2,21.9
1929,22.4,24.2,28,34.1,39.3,41.1,42.6,42.2,39.4,35.6,28.3,23
1930,19.3,24.1,27.7,33.8,39.7,42,42.4,42.3,40,35.3,28.8,22.8
1931,22.2,23.1,27.8,32.7,38.6,42.2,44,42.7,41.1,34.2,28.6,21.4
1932,20.8,22.4,28.3,32.4,38.6,42.4,42.7,42.5,39.3,34.4,28.8,20.7
1933,20,22.9,27.1,31.7,39.5,40.3,42,42.2,39,35.2,28,23.3
1934,19.6,24,26.2,33.4,38.5,41.8,42.4,42.4,39.7,34.3,28.7,23.9
1935,21.1,22.8,28.6,32.2,39.3,42.1,43.1,43.2,40.4,35.7,30.1,25
1936,20.4,24.7,27.2,33.7,39.9,40.4,42.6,43.4,39.2,33.1,28.3,22
1937,18.2,23.2,26.7,32.8,39.5,41.2,43,42.8,40.2,35.7,30.1,23.2
1938,21.9,24,25.7,32.4,38.2,40.8,44.1,43.7,42.1,34.4,28.6,24.5
1939,22.4,23.5,27.1,31.2,39,42.3,43,42,39.7,34.6,29.6,23.7
1940,21.7,25.2,25.8,33.2,39.5,41.6,43,43.2,40.6,36.4,28.3,23.7
1941,21.8,24.5,28.6,32.5,39.6,43,43.5,42.2,39.7,35.1,29.6,22.2
1942,20.2,23.5,28.5,33.6,40,42,43.4,43.3,40.3,36.4,30.5,23.2
1943,20.8,22.7,26.1,31.7,38.8,40,43.1,43.2,40,35.4,29.4,25.1
1944,22.3,23.3,29.3,32.8,39.1,42.3,43,41.3,40,35.3,29.8,22.2
1945,20.7,22.9,26,32.6,38.7,42.4,43.1,42.5,40.1,34.6,30.2,23.9
1946,21,23.4,27.4,34.2,40,42.1,43.1,43.2,41.2,36,29.6,25
1947,23.3,24.2,29.2,34.8,39.4,43,44.5,43,40.2,36.6,30.2,24.4
1948,21.9,24.2,26.9,32.8,39.4,42.1,43.7,43.6,40.2,33.8,28.2,24.1
1949,19.9,21.4,27.2,32.3,38.8,42.2,43.1,43,39.6,34.2,28.8,23.8
1950,19.1,20.6,26.9,32.8,38.4,41.6,43.5,42.8,40.8,36.3,30.2,23.8
1951,22.7,23.3,27.8,34.5,40.8,43.1,45.2,44,42.5,37,29.5,22.9
1952,20.2,24.9,29,34.6,39.6,41.7,43,45.1,42.3,37.3,29.2,24
1953,24,25.1,27.1,34,40.3,42.1,44.2,44.4,41.2,37.2,30.3,21
1954,21.7,23.8,28.1,34.4,39.9,42.6,45.2,44.5,42.4,36.4,30.3,24.4
1955,21.3,24.9,28.4,34.5,39.8,43,44.7,43.9,41.2,35.8,31.1,23.6
1956,21.1,25,28.7,33.1,38.5,41.2,43.2,45,42.2,36.4,28.8,22.5
1957,19.6,22.8,28.7,32.1,37.6,42.8,45.3,44.4,41.9,37.9,29.6,22.7
1958,20.4,23.3,30.2,35.5,40.9,42.9,44.1,43.8,40.9,36.6,29.2,23.9
1959,21.2,22.2,27.5,34.2,40.8,42.8,43.1,42.7,39.2,35.1,28.6,22.6
1960,23.2,25.8,29,35,40,42.7,44.3,44,41,34.4,30.2,23.9
1961,22.1,23.8,27,32.6,39.8,41.7,44.1,44,39.7,35.5,28.7,24.8
1962,23.2,25.6,29.8,33.9,40.8,43.9,44.4,44.5,42,37.1,30.2,25.3
1963,24.8,28.1,28.7,34.6,36.5,42.2,44.6,44.6,42.1,36.6,29.6,22.5
1964,17.4,23.2,29.7,33.8,39.8,44.1,42.8,43.5,41,34.3,29.1,20.7
1965,20,24.5,28.7,32.8,41.2,44.6,44.7,44.2,42.4,37.5,29.6,23.9
1966,24.5,24.3,28.9,33.1,41,43.8,43.8,44.1,41.6,36.2,30.3,25.7
1967,22.7,21.8,27.1,31.2,38.9,40.4,42.6,43.3,41,37.4,29.2,21.7
1968,21,21.4,29.1,32.8,39,42.1,44.4,42.8,40.3,36.2,30.8,25.9
1969,21.9,23.6,32.3,32.4,40.1,44.2,44.1,43.1,41.1,37.8,28.4,25.6
1970,22.2,26.2,29.3,35.7,38.7,42.4,44.5,43.1,40.1,35.6,31.1,23.7
1971,22.3,24.8,29.2,31.6,41.1,39.4,44.1,43.2,40.7,35.5,28.9,22.3
1972,20.7,21.7,26.1,32,37.8,43.8,42.8,43.9,40.7,36.3,29.6,20.4
1973,19.5,25.5,28.7,33.9,40.2,41.1,42.8,43.6,41.2,36.9,28.3,22.9
1974,20.2,22.5,27.4,33.8,38.8,42.8,45.3,43.6,41.9,35.6,29.9,22.1
1975,20.1,22.6,27.5,33.2,39.9,42.6,43.2,42.2,41.8,34.3,29.4,22.4
1976,20.9,21.7,24.2,32,38.8,41.6,42.9,42.9,40.6,37.2,29.4,24.8
1977,18.8,24.3,29.7,33.5,40.4,43.5,43.4,43.2,40.9,36.4,28.2,25.6
1978,21,24.5,29.1,33.9,39.7,41.5,42.8,41.8,40,36.2,27.7,25.1
1979,22.1,26,28.5,35.5,39.6,43.5,42.9,43,41.5,36.8,30.5,22.3
1980,20.6,22.9,29.2,35.1,39.7,43.1,44.8,43.8,41.6,36.7,30.4,23.3
1981,22.1,23.8,28.7,33.9,39,42.6,44.3,43.8,41.2,35.7,29.9,25.5
1982,21.6,21.5,25.2,33.4,39.6,42.6,44.4,42.8,41.7,36.4,25.8,20
1983,18.8,21.8,24.7,32,39.9,42.3,43.9,42.4,40.4,34.2,29.9,23.9
1984,21.8,24.5,29.3,34.5,38.4,41.4,43.9,41.8,39.8,34.9,29.3,22.2
1985,22.5,24,27.5,33.9,40.2,42.4,43.3,44,41.4,36.1,30.3,23.1
1986,21.2,23,27.6,32.9,40.7,41.9,44,43.2,41.4,37.7,28.1,21.2
1987,21.9,25.8,27.7,33.8,41.2,42.8,45.2,43,40.8,35.3,29.2,24
1988,20.5,22.8,27.4,33,40.1,42.8,43.4,43.6,41,37,29.1,23.9
1989,18.8,21.1,27.3,32.8,39.9,41,43.8,43.8,40.1,35.7,29.4,21.5
1990,19.2,22.6,27.4,33,40.4,42.5,44.9,42.7,40.7,36.1,29.8,25.2
1991,21,22.9,25.6,33,36.7,40,41.5,40.6,38.5,34.3,28.8,23.5
1992,17.8,20.8,23.5,31.1,38.1,43.2,42.5,42.9,39.9,34,28.2,21.4
1993,18.8,22,27,32,38.2,42.3,43.9,43.5,40,36,29.1,24.3
1994,23.3,24.5,27.3,33.9,39.7,42.6,43.3,41.9,40.2,36.1,29.7,21.5
1995,22.2,23.5,26.5,32.4,39.7,43.1,42.8,42.8,39.8,35.1,28.4,21
1996,20,23.9,26.4,32.6,40.8,42.2,45,43.6,40.9,35.2,27.7,24.8
1997,22.2,22.7,24.6,30.9,40.3,43.3,43.6,42,40.7,35.7,26.3,22.3
1998,19.5,24.1,27.9,34.7,41.2,44.4,44.8,45,41.9,36.5,31.1,27.4
1999,22.9,25.4,28.6,35.6,41.1,44.9,44.1,44.2,41,36.9,29.8,23.8
2000,21.8,23.2,27.8,36,41,43.2,45.4,44.5,39.8,35.7,27.3,22.9
2001,20.5,23.3,28.9,35.3,41.1,43.5,45,44.4,41.9,36.7,29.6,26.6
2002,21.9,24.1,29.2,33.4,41,42.9,45.2,44,40.9,37.1,28.9,23.2
2003,20.9,24.6,27.8,34.2,40.2,44.2,44.4,44.1,41.4,37,29,23.4
2004,23.3,24.5,29.4,33,40.1,43.8,45.2,43.7,40,37,29.7,21.8
2005,20.4,22.9,27.8,33.9,39.7,43.4,44,44.7,41,35.8,29.7,24.8
2006,21.9,24.3,29.1,34.6,41.6,44.4,45.2,44.4,41.5,37,28.5,20.2
2007,20,23.7,28.5,34.8,41.7,44.4,45.2,44.9,42.4,38.2,31.6,23.8
2008,19.4,23,31.2,34.3,40.6,43.2,44.3,43.2,41.4,35.2,27.9,22.5
2009,19.9,24.2,27.7,33,41.3,44.2,44.6,43.7,42,35.7,30.5,23.3
