1901,18.3,23.5,25.7,28.7,30.8,34.2,34.7,34.8,32.7,30.6,25.3,21.9
1902,18.5,22.7,23.3,28.1,32.8,34.5,35,34.8,34.8,31.3,24,19.9
1903,18.3,20.2,22.9,28.6,32.7,33.2,33.2,34.1,32.2,29.7,24,21.2
1904,18.7,21.9,24,27.6,31.8,34.6,35.6,34.5,33,31.8,24,19.1
1905,17.7,18.9,23,29.2,33.7,35,35.9,35,33.3,31.8,26.9,19.6
1906,19.4,20.9,23.9,29.1,32.4,35.7,35.3,34.6,32.5,30.5,25.7,21.9
1907,18.8,20.8,21.5,28.8,32.9,34.8,35.2,35.1,32.1,29.9,24.2,20.5
1908,19.4,20.5,24.1,28.3,33.7,34.2,34.2,34,31.7,28.9,23.4,19
1909,18.8,20.7,25.3,26.9,35.2,35.1,35.3,35.2,33.1,30.1,26,22
1910,18.7,21.5,21.8,30.1,33.8,34.6,35.2,35.1,32.8,29.1,24.3,20.4
1911,18.8,18.9,23.3,28.5,33.3,34.7,34.4,34.5,32.5,30.2,25.6,20.8
1912,19.2,21.8,23.7,28.5,31.5,35,34.4,34.7,32.5,30.4,25.5,20.4
1913,19.5,20.5,22.9,29.1,31.6,33.5,34.3,34.2,33,30.3,24.1,19.8
1914,20.1,21.1,25.2,26.3,33.1,35,34.8,35.4,32.8,29.8,25.4,21
1915,20.7,22.2,24.9,28.3,32.6,36.4,35.7,35.2,32.1,31,25.9,22.3
1916,18.2,21.4,26.4,29.3,34,37.9,36.6,34.7,33,29.3,27.5,23.1
1917,20.6,22,25.7,29.8,31.4,34.3,34.8,35.2,31.8,29.4,27.2,20.5
1918,19.1,20.5,24.2,29.1,32.6,34.6,36,34.5,33.5,32.6,27,21
1919,20.7,23.1,26.7,28.4,30.6,33.6,35.4,34,32.9,31.9,26.9,20.8
1920,19.6,18.5,23.7,29.8,32.4,35.2,35.2,36.3,32.2,30.3,24.6,20.3
1921,19.6,19.8,22.4,28.8,32.6,34.6,35.4,36.1,32.6,29.7,25.1,20.5
1922,19.7,21.5,24.8,29.1,32.4,34.8,35.7,35.3,33.5,31.4,26.5,19.7
1923,20,21.2,24.3,28.4,33.5,36.4,34.7,35,32.8,29.7,26.4,21.4
1924,18.7,22,25,29.7,32.5,36.6,36,36.1,34,30.7,24.5,20.8
1925,18.2,21,25.9,28.6,33.4,35.3,35.5,34.7,32.8,31.4,27.5,22
1926,20.1,21.7,23.9,30,34.7,36.7,34.6,33.6,32.1,30.2,26.4,20.9
1927,19.6,19.8,24.4,28.3,34.3,36,36.4,35.9,33.4,32.5,27,22.5
1928,21.1,19.9,24.2,31.3,35.2,35.1,35.3,36.2,34.2,30.4,25.9,21
1929,18.9,20.1,23.4,28.6,35.8,35.9,34.8,35.9,34.6,29.7,26.5,20
1930,19.2,20.8,24.4,30.4,33.3,36.1,36,35.5,33.6,30.9,25.6,23.3
1931,20.2,21.3,26.1,29.5,33.4,35.3,36.3,36.3,34.4,31.2,25.1,21
1932,19.4,21.5,25.1,28.3,32.5,35.8,36.7,35.5,33.7,32.7,26.3,21.2
1933,19.7,23,24.5,27,33.1,37.1,34.7,34.3,31.7,29.5,28.7,22.5
1934,20.1,19.4,26,29.9,33.9,36.3,35.4,35.6,33,31.3,27.3,21.5
1935,20.4,22.5,25.1,29.6,35.5,36.6,35.1,35.1,32.7,31.3,23.7,21.4
1936,21.7,23.2,26,30.3,33.5,35.4,36.2,35.7,32.1,32.7,27.2,19.7
1937,18.7,22.3,25.5,29.9,33.5,34.9,35.7,35.3,34.2,31,27.1,21.8
1938,19.8,20,22.7,28.7,32.5,34.1,35.8,35.6,32.9,30.3,24.8,21.7
1939,20.6,21.1,24.5,29.8,35.6,35.1,35.6,35,34.2,32,25.9,22.7
1940,20,22.5,24.1,29.9,34.1,36.1,35.4,34.5,32.6,31.6,25.6,20
1941,21.2,23.6,24.3,29.5,35.8,34.9,35.3,35.3,32.1,29.1,26.4,20.2
1942,19,22,24.6,29.9,33.9,36.3,35.1,34.2,32.1,30.8,26.1,21.8
1943,19.4,20.5,22.6,26,32.3,33.4,35.3,35.3,33.5,32.6,28.2,23.1
1944,19,21.9,25.1,29.7,32.1,36.4,35.4,34.8,32.9,31.2,25.1,21.3
1945,19.5,20.5,22.9,28.1,34.1,34.8,35,36.7,34,30.2,26.5,20.8
1946,21.2,21.1,24.6,28.7,33,35.6,35.3,36.1,35,31.2,27.7,21.6
1947,19.8,23.2,26.5,29.2,34.4,35.7,36,36.3,33.9,30.7,26.1,23.6
1948,21.7,21.6,22.3,28.2,33.8,35.1,34.4,35,32.8,30.2,25.7,20
1949,19.2,19.9,23.4,25.8,34.3,35.1,34.3,34.3,31.9,30.4,26.7,21.5
1950,19.2,20.8,24,30.2,32.1,34.9,35.4,35.4,33.9,30.6,26.5,23
1951,20.1,21.2,25.9,28.4,33.8,34.8,35.1,35.5,34.5,31.8,25.2,22
1952,20,21.4,22.3,29,32.9,35,34.8,36.4,35.3,31.9,25.6,22.6
1953,18.8,21.6,21.3,28.7,33.5,35.6,36.4,35,32.4,30.3,23.3,20
1954,18.2,20.4,24,26.9,34.2,35.3,35.8,35.7,32.3,30.2,25,19.7
1955,21.2,23.6,24.9,28.8,32.4,36.1,35.7,34.4,34.1,31.5,25.7,21
1956,20.1,22.8,22.3,28.7,31.5,35.4,35.8,36.3,34.4,29.4,26.3,20.3
1957,18.2,20.5,23.5,27.7,32.2,34.5,35.1,35.3,33.7,31.8,26.5,21.1
1958,19.4,22.2,25.3,30.4,32,35.3,35.1,35.6,32.3,29.5,26.2,22.7
1959,19.6,18,23.1,28.9,33.3,34.7,34.7,35.1,31.6,28.4,25.8,21.4
1960,19.9,22.4,25.1,29.8,33.9,34,35,35,33.1,33.5,26.2,24.3
1961,20.4,19,22.1,29.4,33.7,37.1,34.3,35.1,31.3,29,24.9,20.6
1962,20.5,20.1,27.2,28.8,32.7,36.3,35.3,36.4,34.1,31.7,29.7,21.2
1963,21.9,22.7,23.9,29.3,32.6,35.6,35.6,36.4,33.9,32.4,25.8,21.8
1964,18.8,20.5,25.2,28.1,32,34.9,34.2,35.1,31.8,31,25.5,21.5
1965,19.4,21.8,25.9,28.8,32.3,35.8,35.5,35,33.3,29.2,24.5,21.4
1966,19.9,21.9,24.4,30.5,33.4,36,35.6,35.8,33.8,32.6,28.4,21.3
1967,19.1,20.9,22,29.3,31.9,35.8,34.6,36.1,33.2,30.2,24.9,21.7
1968,18.9,21.3,23.3,29.1,34.2,36.6,35.5,35.2,32.9,28.6,24.9,20.9
1969,18.4,24,26.8,26.6,32.1,36.8,33.6,35.1,35.2,31.1,26.1,21.7
1970,21.6,22.8,25.4,30.1,33.8,34.3,35.3,35.3,33.6,29.7,24.8,20.3
1971,22.3,21.4,24.6,27,33.9,34.8,34.1,35.2,32.8,29.4,24.3,20.2
1972,19.5,21.2,23.8,30.2,32.2,34.5,34.6,35.7,34.6,31,24.1,21.8
1973,19.8,23.1,24.3,28.2,32.6,34.7,36.4,34.1,33.5,31.2,23.8,22
1974,17.7,21.4,25.3,29.8,32.5,34.9,35.2,34.7,33.9,32.8,25.2,20.2
1975,18.9,20.9,25.2,30.4,32.4,35,34.7,33.9,32.3,30.6,25.2,20.7
1976,18.7,19.4,24.1,28.6,33.4,34.5,34.3,33.7,33.6,31.8,27.4,21.3
1977,19.7,23.3,23.3,28.2,34.1,35.8,35.7,35.9,33.4,28.5,26.4,19.4
1978,19.6,22.9,24.8,29.7,35.4,35.2,35.3,33.4,32.9,31.9,23.3,21.4
1979,20,23,26.3,30.1,32.8,36.2,35.3,34.9,32.6,30.9,26.4,20
1980,19.1,20,24.7,28.9,34,35.5,35.8,35.3,32.1,31,26.6,20.5
1981,17.4,20.2,25.3,30.5,32,35.9,34.8,35.2,32.3,31.6,23.3,21.8
1982,20.2,19.1,22.2,29.3,30.9,34.8,34,35.2,33.3,31.7,23.1,19.6
1983,17.4,19.4,22.1,27.3,33,35.1,35.1,34.2,32.8,28.6,26.1,20.8
1984,19.3,22.1,24.1,28.3,35.4,33.6,34.3,33.7,34,30.8,24.7,20.3
1985,21.7,20.5,24.8,29.5,34,36,34.7,35.5,32.4,27.9,26.1,21.2
1986,19.8,22.7,24.9,29.4,29.8,35.9,35.2,35.6,34.6,29.1,23.4,19.4
1987,20.5,22.3,21.9,26.6,33.4,34.3,36.2,35.5,33.3,28.6,24.6,20.5
1988,19.3,20.7,23.7,29.6,35.5,36.9,36.6,36,34.1,28.5,22.9,20
1989,17.4,20.1,23.9,32.2,33.8,35.6,35.3,35.9,33.7,29.8,24.8,21.2
1990,19.2,20.2,23.2,29.8,32,34.5,35.3,34.2,32.4,30.5,27.5,22.4
1991,19.3,22.2,25.8,30.4,33.2,35.1,34.4,34.9,32.8,31.7,25.3,18.6
1992,18.9,18,23.2,28.1,32,35.1,34.9,36,32.6,32.2,26,19.9
1993,19.2,19.9,23,29.3,31.4,35.5,35.6,36.3,34.2,32.3,26.8,23.1
1994,21.3,21.8,23.6,31.1,34.2,34.4,35.2,36.2,34.5,32.7,24.5,19.7
1995,19.8,21.6,25,28.5,32.9,37.7,35.9,35.5,35,30.2,23.7,21.2
1996,20.2,22,24.1,27.9,34.5,34.9,36.2,35.5,35.2,30.2,25.4,21.8
1997,21.5,20.1,22.5,27.4,33.1,35.9,36.3,35.1,33,30.7,25.6,20.6
1998,19.7,21.6,22.4,30.9,33.2,35,35.9,37.2,34.8,30.6,26.6,21.2
1999,20.5,21.7,24.8,29,33.7,35,36.2,35.1,34.3,31.1,26.6,22.3
2000,18.7,20.6,23.4,30.5,33.2,35.2,36.5,35.6,33.8,29.3,26.3,21.3
2001,20.8,22,27.4,29.5,33.1,34.9,35.2,36.6,34.3,29.8,25,20.2
2002,17.9,22.8,25.2,28.1,33,35.5,37.1,36.1,35.4,31.2,26.5,21.4
2003,21.8,20,22.2,29,34.7,36.3,35.6,36.1,33.5,31.3,26.1,20.8
2004,19.7,22.2,25.6,28.7,33.4,35.5,36.3,35.6,33.5,31.4,25.4,21.5
2005,20.6,21.5,25.2,28.8,32.7,35.3,35.9,36.2,34.4,29.9,24.8,22.6
2006,20.1,22.2,25.5,29.4,32.7,35.7,35.3,36.6,34.2,30.4,24.1,21
2007,19.8,21.6,24.7,28.4,34.2,36.1,36.6,36.3,33,31.4,26.7,21.6
2008,18.1,21.3,27.8,30.6,33.9,37.4,36.2,36.9,35,30.5,27.4,23.8
2009,22.2,23.1,24.5,30.4,32.9,37.3,36.8,36.2,34.7,32.7,26.4,22.9
