1901,18.3,19.4,25.9,30.3,36.3,40,36.4,35.1,34.9,32.2,26.8,21.4
1902,19.8,21,25.8,31,37.9,39.7,36.8,35.7,34.4,31.7,26.7,20.4
1903,18.1,20.3,21.7,28.6,35.3,41.2,36.4,35,35.2,32.3,25.5,19.3
1904,15.7,20.9,24,30.8,37.3,40.2,37.2,35.5,34.7,31.3,26.7,21.3
1905,17,16,21.4,29.9,38.2,40.7,37.2,35.4,35,32.3,27.1,20.3
1906,17.6,18.3,23,29.3,38,39.8,37.4,35.8,33.5,32.2,27,22.1
1907,20.5,18,22.1,29.8,34.9,38.3,37.4,34.4,35.4,31.3,26,19.8
1908,19.7,20.7,24,31.3,36,39.9,35.9,33.3,33.2,30.3,26,20.2
1909,17.4,19.2,24.6,30.4,35.9,39.4,35.4,34.9,32.8,31.2,27.8,19.7
1910,18.4,20.2,23.4,29,37.4,39.3,35.9,34.3,34.5,31.4,25.1,17.9
1911,18.9,20.7,22.6,29.7,37,40,37.6,35.2,35,31.6,23.4,19.4
1912,19.3,21.7,24.1,30.3,36.9,40.4,36.9,34,33.4,31.7,24.7,20.1
1913,20.3,19.2,21.9,30.8,36.4,38.2,35.6,34.2,33.8,31.6,25.5,20.4
1914,21.3,19.5,24,30.6,36.7,40.2,36,34.5,34.3,30.3,25.6,18.9
1915,19.3,18.8,26.4,31.5,40,40.3,36.3,35.6,35.3,32.1,26.8,20.8
1916,20.2,18.9,26.8,32.3,35.7,38.6,35.6,34.4,34.1,31,23.3,19.8
1917,20.5,22.4,25.6,30,34.3,39,35.6,33,32,30.5,24.6,21
1918,18.2,20.1,23.3,27.5,38.6,39,37.1,35.2,34,31.3,24.7,18.5
1919,16.8,19.7,24.6,30.3,35.4,39.4,36.2,33.6,33.2,30.9,25.2,19.3
1920,18.8,17.7,24.1,28.9,33.4,38.5,37.1,34.5,35.2,32.5,25.7,18.3
1921,19.2,20.3,26.7,34.1,37.7,39.7,36.9,33.6,33.9,30.9,25.9,21.8
1922,18.7,20.3,25.7,31.5,35.7,38.7,37,35.3,33.4,30.6,25.8,20.7
1923,18.3,19,24.9,30.6,34.9,40.1,35.1,33.5,33.3,30.3,24.7,19.5
1924,18.3,19.7,24.9,30.7,32.7,39.6,37.1,34.1,32.4,31.3,25,19.6
1925,16.5,16.7,25.7,33,36.5,39,35.7,33.5,34.2,31.7,24.3,20.3
1926,19.2,21.2,23.7,28.1,34.6,39.6,37.5,34.8,34.2,31,22.9,19.6
1927,16.8,18,23.7,30.4,35.6,39.1,36.5,34.9,34.5,32.5,26.1,20.9
1928,17.4,21,24.1,31.1,38.5,39.8,36.8,34.6,33,31.9,25.9,19.2
1929,17.3,18.5,26.7,33,37.1,39.3,35.5,34,35.2,31.1,25.8,16.7
1930,16.1,19.6,25.3,29.8,36.8,39.4,35.2,35.1,33.8,31.7,25.8,19.4
1931,18.8,17,25,32.8,35.6,38.6,35.5,35.9,34.4,31.9,25.5,21.1
1932,20.1,20.4,25.8,32.9,35.3,39.8,36.4,34.2,35.1,31.1,25.7,20.1
1933,17.3,20.8,24.7,29.2,36.2,39.8,36.9,32.9,33.1,31.6,26.6,21.2
1934,16.5,23.2,25.1,31.2,34.5,39.3,36.7,34.2,34.8,30.9,25.8,21
1935,16.7,21,26,27,36.2,38.6,36.1,33.5,34,30.5,25.6,19.6
1936,17.5,21,23.7,29.9,39.4,38.7,36.3,34.9,34.4,31.4,24.6,19
1937,16.9,19.8,23.1,29.1,36.7,40,35,35.9,33.7,29.2,25.6,19.6
1938,16.8,18.3,24.6,31.1,39.8,37.8,36.7,35.5,34.4,30.9,24,20
1939,18.5,19.1,21.4,28.2,36.7,38.9,36.3,35.3,34.9,31.2,25.4,20.7
1940,18,19.3,23.4,29.6,37.2,39.3,36.8,33.3,33.4,30.9,26.3,19.9
1941,18.1,21.4,27.2,33.3,38.6,39.8,36.5,35.4,33.2,34,26.4,21.2
1942,17.2,19,26.6,32.6,36.7,39,35.1,33.8,33.5,31,27.1,19.6
1943,17.3,20.4,25.6,30,35.3,38.8,35.6,34.8,34.8,31.3,26.6,21.6
1944,17.7,19,25.2,30.4,37.7,39.2,36.7,33.2,32.8,30.4,25,20.2
1945,16.7,19,24.7,29.3,36,39.5,36.2,34,34.5,31.6,25.7,19.7
1946,19.7,22.2,24.7,35.7,39.1,39.9,37.1,34.6,34.8,32.9,25.2,18.8
1947,18.8,20.9,27.2,33.4,38.4,40.5,36.5,35,34.8,30.2,27.4,20.8
1948,20.2,20.3,23.9,31.4,38.1,38.1,36.3,32.9,34.5,32.8,24.6,20
1949,19.4,19.6,24.3,32.2,38.8,37.3,35.4,33.9,36,30.6,24.2,19.7
1950,18.3,18,23.3,28.4,37,39.6,35.4,33.4,32.3,30.8,25.1,19.3
1951,17.9,19.7,24.1,28.1,35.3,37.8,35.6,34.3,34.7,33.7,26.9,21.7
1952,19.5,21.3,23.8,32.6,36.7,39.4,34.8,33.4,34.3,32.1,26.1,20.1
1953,18.1,22.4,27.3,31.7,36.8,39.4,36.2,34.1,33.6,31.3,25,22.3
1954,17.6,20.5,25.2,31,37.8,39.4,35.9,35.6,34.4,29.7,25.9,20
1955,18.9,22.2,26.5,30.3,33.2,40,37.1,33.4,33.8,31.1,27.2,20.4
1956,19.1,22.1,23.6,31.4,40.1,38.3,33.3,32.6,34.4,30.8,26.2,20.4
1957,16.7,19.6,23.9,27.3,33,37.9,36.2,34.1,33.6,30.8,25,20.1
1958,20.4,21.3,26.2,32.9,35.7,39.8,36.2,34.7,32.9,31.3,25.8,19.8
1959,18.6,18.8,26.3,31.9,35.4,39.9,34.3,34.2,34.3,32.8,24.6,20.1
1960,18.5,24,22.8,28.2,36.4,40.3,36.3,35.6,34.7,32.3,25.4,19.9
1961,18.8,17.7,25.4,29.5,37,39.6,35.9,34.5,34.6,31,24.1,19.7
1962,18.9,20.8,25.5,30.9,36.2,40.2,36.4,34.2,31.9,30.9,24.7,19.6
1963,20.1,23,24.7,29.7,33.7,39.8,37.4,34.5,33.9,32.6,25.6,21.1
1964,16.1,20.1,27.1,30.9,35.5,38.6,34.4,34.7,33.6,31.6,25.6,19.8
1965,19.7,19.3,24.6,27,34.2,39.3,34.5,32.9,34,32.3,27.1,20.6
1966,19.8,22,24.4,29,35.8,39.4,35.9,34.4,32.6,30.5,25.1,20.1
1967,18.9,21.9,23.6,28.7,34.2,39.3,35.9,33.2,33.5,29.6,24.7,19.6
1968,16.9,18.2,24.7,30.5,33.3,39.3,35.6,33.4,35.6,30.4,25.8,18.9
1969,18.5,19.5,27.5,29.8,33.9,38.5,36.1,34.2,33.3,31.6,26.6,21.6
1970,18.2,20.6,23.8,33,38.3,39.7,36.5,35.3,33.6,32.9,26.4,21.1
1971,17.7,20.8,27.8,33.1,36.9,38.2,34.8,33.7,32.8,30.8,26.9,21.8
1972,18.6,17.4,24.8,29.8,36.1,39.6,36.2,33.9,33.6,31.2,27.5,20.2
1973,18,21.2,23.9,32.1,36.9,40,35.2,33.4,34.6,31.5,27.2,20.2
1974,19,18,27.5,33.4,36.4,38,35.6,35,34.5,30.7,26.1,19.2
1975,18.7,18.7,23.7,30.6,36.4,38.1,34.7,33.1,32.6,32.2,25.8,21.8
1976,19.4,19.1,23,30.2,36.6,37.6,35.8,31.9,33.4,31.7,26.3,20.9
1977,17.7,21.5,28.1,31.3,34.5,38.4,34.9,34.2,33.9,32,26.9,21.6
1978,18.5,20.1,22.5,31.6,39.6,40.3,33.2,34.3,34.1,32.2,25.7,21.7
1979,19.2,19.4,22.9,32.4,33.3,39,36.4,33.4,32.8,31.7,26,21
1980,18.5,19.7,22.7,32.9,36.2,38.7,35.1,33.7,33.5,31.6,26,21.4
1981,18.5,20.4,24,31.8,36.9,38.7,33.9,33.5,33.9,30,25.3,20.8
1982,18.8,17.7,21.2,30.2,33.7,38.6,37,32.9,33.8,30.6,23.7,19.9
1983,18.1,19.8,22.3,26.8,34.6,37,35.4,33.1,34,30.6,26.9,20
1984,18,18.1,27.2,31,39.1,40.5,34.2,33.2,32,31.3,25.6,19.5
1985,18.7,22.3,27.1,31.8,36.8,39.3,34.5,33.5,34.7,29.8,26.5,19.8
1986,18.4,19.2,23,30.4,35,38.5,34.5,33.9,33.6,31.7,26.4,20
1987,20.9,21.6,24,31.2,32.9,37.9,36.8,36.5,36.1,30.6,27.6,21.8
1988,20.4,21.9,23.9,33.2,39,39.8,35.2,33.5,34,31.7,27.9,21.7
1989,18.8,20,24.5,30.5,36.8,39.1,35.6,33.7,34.4,32.6,26.6,20.6
1990,20.4,19.3,23.5,30.1,38.2,39.5,35.7,33.6,34.8,30.9,27.9,20.3
1991,18.5,19.8,23.8,28.7,34.3,38,37.2,34.3,33.7,31,26,20.7
1992,19,20.3,23.5,29,34.2,38.6,35.2,33.7,32.5,31.4,26.5,22.7
1993,18.1,22.8,22.7,31.7,37.6,38.7,34.1,35.6,33.2,31.2,26.5,22.3
1994,19.3,19.4,27.5,29.7,36.7,39.4,34.4,33.2,31.5,29.4,26.7,20.4
1995,18.6,20.4,23.4,28.1,36.6,39.5,34.9,32.5,33.5,31.5,27.5,20.2
1996,19.1,21.5,25.1,31.4,35.5,37.2,35.3,33.1,34.4,30.3,25.9,22.3
1997,19.3,21.6,24,28.1,33.4,36.7,35.4,33.4,34.6,29.3,24.2,19.5
1998,18.2,19.8,22.6,31.7,36.6,38.4,35.1,34.2,33.7,32.1,26.4,21.3
1999,19.2,21.4,25.3,34.1,38.3,39.3,35.7,34.4,34.8,32.3,26.6,22.8
2000,19.2,19.9,25.6,34.3,39.5,38.7,35,34.4,33.5,32.3,26.5,22.3
2001,18.4,22.4,27.4,31.9,39,38.1,34.4,34.5,33.7,32.7,27.2,22
2002,19,20.5,26.9,33.3,38.9,38.4,36.6,34,32.2,32,27.2,21.6
2003,17.8,19.4,24.7,31.9,35.5,39.2,35.1,33.2,33.4,31.3,25.2,21
2004,19.3,21.8,28.8,33.6,37.5,37.7,35.8,33.7,34.3,29.9,27,22
2005,18.5,18.8,25.7,31,34.5,39.4,34.4,33.9,33.5,31.4,26,21.1
2006,18.4,18,24.6,26,39.3,37.6,35.2,33.1,33.3,32.8,26.5,20.4
2007,19.9,20.9,24.6,34.6,36.9,38.5,35,34.1,33.5,31.2,26.7,20.5
2008,16.6,20.3,29,30.9,36.7,37.9,34.9,32.7,33,32.5,26.7,22.1
2009,20.5,22.4,26.5,30.7,37.6,38.3,35.9,34.4,34,31.6,25.4,21.2
