1901,17.7,20.1,24,30.3,33.8,36.2,36.2,35.1,33.7,29,23.1,18.7
1902,17.6,20.6,24.2,30.1,33.4,36.9,37.1,36,33.6,28.7,22.7,19
1903,18.1,20.3,24,29.3,33.7,35.9,35.5,35,33.7,29.2,23.2,19.5
1904,17.9,21.1,24.5,29.8,33.2,36.5,36,35.3,33.6,28.8,22.7,19
1905,18,20.2,24.7,30.1,33.9,37,36.1,35.7,33.5,28.5,22.6,18.6
1906,17.7,20.1,24.3,29.2,34,36.9,36,35.5,33.5,28.7,22.7,18.6
1907,17.5,20,23.8,29.7,34.2,37.2,35.6,35.4,33.3,28.6,23.3,19.5
1908,18.2,20.3,23.7,29.1,34.3,36.6,35.9,35.5,33.7,28.8,23,19.2
1909,17.6,20.1,24.3,29.6,34.1,36.7,35.8,35.5,34,28.9,23.2,19.5
1910,18.1,20.9,24,29.5,34,36.9,36.2,35.5,33.3,29.3,23,19.4
1911,17.6,20.6,24.2,29.5,34.1,36.9,36.4,35.8,33.8,28.9,22.8,19.2
1912,18.3,21.4,24.7,29.3,34.6,37,35.8,35.3,33,28.6,22.5,18.9
1913,18.6,20.6,24.1,29.5,34.3,36.9,36.1,35.5,33.5,28.9,23.3,18.9
1914,17.9,21,24.6,30,34.4,36.8,36.1,35.4,33.6,28.8,23.2,18.9
1915,17.7,20.3,24.3,29,33.8,36.5,36.2,35.6,33.2,28.5,22.9,18.9
1916,17.7,20.4,24.1,29.4,34.1,36.8,36.2,35.7,33.3,28.8,22.9,18.7
1917,17.4,20.5,23.8,29.2,34.2,36.8,36.2,36,33.7,28.7,22.5,18.3
1918,17.9,20.3,23.8,29.3,34.1,36.7,36.1,35.6,33.8,28.3,22.7,18.7
1919,17.6,20.4,25,29.9,33.3,36.2,36.6,35.2,33.8,29.7,23.8,19
1920,18.2,20.4,24.2,29.5,33.6,36.5,36.3,35.6,33.4,29.4,23.1,19.2
1921,18,20.7,23.9,28.9,33.6,35.7,36,35.2,33.5,28.8,22.9,18.7
1922,17.8,20.6,24.6,29.8,34.3,37.2,36.2,35.7,33.2,28.9,22.7,18.7
1923,17.3,20.4,24.6,29.2,34.1,35.5,36.1,35.1,32.6,29.9,23,18.3
1924,18,20.8,25.2,30.3,35.9,37,35.8,34.9,33.3,28.8,22.8,18.1
1925,16,19.4,23,29.3,33.4,35.7,35.4,35.4,32.9,27.5,22.6,19.5
1926,18.7,21.4,24,29,34.6,37.1,37.1,35.2,34,29.2,24.1,18.7
1927,17.4,19.9,25.8,29.5,35.2,37.9,36.3,35.5,33.8,29.5,24,20.6
1928,18.5,20.6,24.9,29.8,34.4,37.3,37.3,35,34.3,29.9,23.3,18.1
1929,16.6,19.8,24.5,29.1,35.1,37.5,35,34.6,34.7,30,24.8,18.3
1930,18.5,21.9,25.9,31.8,35,38.1,36.4,35.2,34.2,29,24.3,21.6
1931,19.8,20.9,26.5,31.6,35.7,38.1,37.4,36.7,33.7,29.9,25.2,20.3
1932,17.8,20.4,25.9,29.5,34.4,36.9,35.5,34.9,33.6,27.2,23.5,19.4
1933,17.8,20.5,23.7,29.9,32.7,35.9,36.4,35.6,34.3,28.4,24.6,19.8
1934,16.2,18.9,24,30.4,33.8,37.1,36.4,34.6,33.6,30.3,24.6,19.7
1935,16.9,20.1,23.9,28.9,34,37.2,36.7,35.6,33.6,29.4,24.9,19.6
1936,18.6,22.4,26.5,30.7,35.3,37.1,34.7,33.1,32.7,27.8,23.6,19.4
1937,18.1,21.2,24.7,29.9,33.9,37.3,36.2,36.2,33.4,29.3,24.2,18.8
1938,18.4,20.1,24.1,29.9,34.9,38.6,37,35.8,34.3,30.3,25.2,18.7
1939,19.6,21.7,24.7,29.3,32.7,36.5,35.8,35.8,33.3,30.7,24,20.6
1940,18.4,21.6,24.8,29.9,34.3,36.7,36.4,35.9,33.9,29,22.8,18.6
1941,20.2,21.9,26.3,31.7,34.8,36.6,36.9,36.4,33.8,29.3,23.6,19.4
1942,17.3,20.4,26.3,31.1,35.6,38.1,37,36,34.9,29.6,23.8,19.9
1943,18.9,21,24,29.1,33.9,36.1,37.2,35.4,34.3,29.8,24.4,19.4
1944,16.5,19.9,23,29.4,35.5,37.7,37.5,36,33.6,30.1,23.3,18.5
1945,17.8,18.9,22,28.5,33.9,37.4,37.4,36.6,33.3,28.5,23.9,18.8
1946,18.4,20.4,24.3,30.3,33.6,37.1,36.2,35.7,33.8,29.7,24.8,18.6
1947,18.6,25.4,26.2,28.8,34.5,37.8,37.8,36.3,34,29.5,22.4,19.9
1948,18.8,21.5,22.3,29.2,35.6,36.4,36.2,36.2,33.3,28.6,22,18
1949,17.9,19.1,23.4,28.9,34.8,37.3,36.4,35.3,33.5,29.8,24.8,20.7
1950,17.2,19.6,22.4,28.8,33.1,36.5,35.3,35.1,33.3,29.5,22.6,19.3
1951,17.2,21.6,25.9,30.3,35.7,36.7,37,35.8,33.9,29.5,23.2,17.8
1952,16.4,19.5,25.4,29.2,35.5,35.9,36.3,35.4,34.4,30,23.3,17.5
1953,16.2,21.2,21.5,31.6,35.8,36.1,36.4,35.7,33.5,30.3,23,18.8
1954,17.2,19,24.4,28.7,34.5,37.7,36.6,35,32.4,27.5,22.3,18.9
1955,21.1,23.7,24.6,28.6,34.3,37.6,37.4,36.7,34.3,29.7,24.4,18.8
1956,18.5,21.4,23.8,30.3,34.1,37.7,36.5,35.1,33.4,27.4,23.4,16.8
1957,16.7,21.3,23.8,28.8,33.6,36.5,35.6,36.1,33.5,28.4,23.4,19
1958,18.4,21.6,26.2,30.3,33.1,37,35,33.8,32.1,29.4,23.4,21
1959,17.2,19.2,25.2,29.5,36.4,37.1,36.3,35.9,35,30.8,23.7,18.6
1960,18.4,21.1,26,29.1,33.6,36.4,36,36.3,33.1,30.6,24.7,18.6
1961,16.6,18.1,22.1,29.6,35.8,37.8,35.9,33.2,32.6,28.6,25.3,19.1
1962,19,18.5,24.7,28.9,35.3,36.4,36.4,34.3,33.7,29.2,24.4,17.9
1963,21.3,22.7,23.4,30.1,32.2,36.1,36.7,35.9,34.4,26.8,22.9,22.5
1964,16.6,21.1,27.5,28.8,32.3,37.4,35.2,35.7,31.2,29.3,21.7,19.1
1965,17.5,20.9,24.2,27.4,33.4,35.3,37.4,35.2,34.1,30.1,23.8,18.6
1966,20.5,22.6,23,29.6,32.5,36.5,37.7,36.2,32.2,31.8,24.4,18.2
1967,16.8,19.9,22.3,30.3,34.9,36.8,35.4,34.1,33.7,28.3,22.6,17.3
1968,15.5,22.5,25,30.9,34.8,36.2,36.1,37.5,34,26.6,23.9,20.5
1969,18.3,25.6,28.4,28.2,34.6,37.6,34.8,36.1,35.6,28.4,23.5,18.4
1970,21.4,22,24.7,29.1,34.5,37.9,36.2,36.2,33.2,28.4,22.9,19.4
1971,18.7,19.3,25.9,30.4,35.1,37.4,36.3,34.9,33.2,26.2,22.3,19.2
1972,18.9,21.5,23.7,28.6,32.8,37.9,38.4,36.1,36.7,29.1,22.6,18.5
1973,17.4,19,22.6,29.4,35.4,37.2,37,34.4,33.1,29.3,21.5,18.9
1974,16.9,19.4,24.4,29.2,34.4,37.7,34.9,35.1,33.7,30.2,21.8,17.2
1975,15.6,19,24.5,30.6,34.6,37,35.5,35.7,33.2,29.3,22.2,20
1976,15,17.1,20.9,27.6,33.4,36,37,35.9,34.3,29,20.9,19.5
1977,19.4,21.7,24,28.9,35.4,38.2,38.6,36.9,33.2,27.9,23.1,18.8
1978,17.5,22.8,23.9,29.8,34.7,36.6,34.5,35.5,32.3,28.2,21.6,20.2
1979,20.8,21,25.5,28.6,32.8,36.5,35.8,36.6,33.7,30.4,20.9,17.8
1980,19.8,19.8,24,31,35,37.6,36.5,35.5,33.1,29,24,16.8
1981,15.9,19.2,26.5,31.8,34.2,37,36.7,36.2,34.2,29.5,20.1,20.6
1982,18.1,19.9,23.6,29.5,33.1,38.2,38.3,35.4,34.2,30.8,21.9,17.7
1983,14.1,19.4,22.4,29.2,35,36.5,37.2,36.6,33.4,27.7,24,20.1
1984,16.9,19.8,25.1,30.5,35.5,36.6,36.7,37.5,34.2,27.8,22.9,17.1
1985,18.6,21.6,23.8,28.5,34.4,38,35.1,35.1,32,27.6,23.9,17.1
1986,16.5,21.7,23.5,31.4,32.8,37.3,36.6,36.2,33.3,28.4,20.9,16.3
1987,18.5,20.7,23.9,28.4,36,37.7,39.2,36.9,33.1,29.8,23.5,20.9
1988,18.4,20.9,23.7,31.2,36,39,36.6,35.9,33.7,28.6,23.2,15.2
1989,16.2,18.6,23.5,30.8,34.9,36.5,36.4,35.4,35,28.6,22.9,20.8
1990,16.8,20.1,24.6,30.4,34,38.6,35.8,36.6,34.7,31.5,24.3,20
1991,16,20.1,25.5,29.5,32.8,37.8,37,36.1,34.5,31.2,23.3,17.2
1992,16.2,19.6,23.4,29.7,33.3,37.8,35.3,35.2,33.2,31.3,22.1,19.6
1993,15.8,19.7,25.3,30.6,34.5,38.2,36.9,36.2,34.5,29.9,24.8,17.8
1994,17.2,20.6,24.8,29.6,35.6,37.1,36.9,35.9,33.4,28.8,23.1,18.5
1995,16.3,20.5,23.3,29.6,34.3,38.1,37.3,36.9,34.5,28.2,23.4,20.8
1996,21.1,21.8,24.3,30.4,35,37.1,36.6,36.6,36.8,29.4,22.9,21.2
1997,19.2,19.9,23.5,29.5,35.3,39.3,38.3,36.9,34.1,29.6,24.8,20.1
1998,20,21.4,23,33.2,35.6,38,39.2,35.8,35.1,29.9,22.5,19
1999,19.5,18.9,26.1,30.6,35.5,39.2,37.9,35.7,34.7,30.8,23.5,21.1
2000,17.4,18.7,24.7,31.3,35.5,36.7,37.5,37.1,34.7,28.6,24.3,20.6
2001,20.4,21.3,28.4,30.8,35.5,38.1,38.2,36.5,34.9,30.5,24.7,19.8
2002,18.3,21.4,25.9,30,35.9,36.9,38,37.2,35.8,28.2,23.6,21.1
2003,19.7,20.5,23.9,31.3,36.7,36.7,38.3,37.1,35.8,32.9,24.9,19.7
2004,18.8,23,24.2,31.3,35.1,37.6,36.9,37.3,34.3,31.5,23.2,20.1
2005,16.8,20.1,26.1,31.4,35.7,37,38.6,37.2,35.5,30.9,23.8,20
2006,17.1,22.3,26.9,31,35.8,38.2,38.3,36.1,34.3,29.9,22.3,19.1
2007,20.1,22.7,24.4,31.3,35.9,39.1,36.7,36.9,35,30.8,24.1,19.3
2008,16.8,20,26.9,30.9,35.5,38.4,38,36.7,35.8,30,24.4,19.7
2009,18.9,22.5,25.9,31.6,34.6,38.9,39.1,37.2,36,30,23.2,22.2
