1901,18.4,20.3,23.5,25.7,26.4,26,25.5,25.7,24.9,22.9,20.2,18
1902,18.7,20,24.1,24.9,26.9,25.1,25,25.1,24.6,22.3,20.1,17.8
1903,17.5,19.7,23.4,25.9,26,25.5,25.3,24.7,24.7,23.4,20,17.2
1904,17.3,20.3,22.7,24.7,25.8,25.7,24.9,25.1,24.9,23.2,19.5,16.8
1905,18.4,20.8,21.4,24.2,26.7,26.1,25.2,24.6,25.3,23,20.3,18.4
1906,18.3,20.1,22.2,24.6,26.5,26.1,25.6,24.7,25.6,22.9,20.1,17.9
1907,18.6,19.9,22.1,24.5,26.1,25.2,24.7,25.6,24.3,23.4,20.8,17.5
1908,18.4,20.2,23.2,26.1,26.2,26,24.9,25.4,24.7,22.9,19.8,17.5
1909,17.9,20.4,24,25.3,25.4,25.6,25.2,25.2,25.7,23.9,21.2,18.2
1910,18.5,20.1,22.7,25.4,27.1,25.3,24.4,25.3,24.9,22.6,20.3,17.3
1911,18.5,19.8,22.9,25.4,26,26,24.7,25.2,25,22.5,20.3,17.8
1912,17.9,20.3,22.9,24.7,26.9,25.9,24.5,24.9,24.3,22.5,19.9,17.6
1913,18.1,20.4,21.8,24.6,25,25.6,24.9,25,24.5,22.8,19.3,17
1914,18.4,20.3,23.4,25.1,26.4,25.9,25.6,24.5,24.6,22,19.8,18.4
1915,18.9,21,23.3,26.1,25.8,25.3,24.5,24.9,24.5,24.7,21.1,18.2
1916,18,20.8,23.9,25.1,27.4,26.6,25.7,26,25.5,22,20.9,17.6
1917,17.6,19.5,22.6,24,26.9,25.4,25.6,25.4,24.8,23,21.4,17.7
1918,17.6,20,22.4,24,25.3,24.8,25.5,24.5,25.9,23,20.4,19.5
1919,19.4,20.4,25,26.3,27.7,26.8,25.1,26.5,24.4,22.8,20.4,17.9
1920,18.8,19.2,22.5,25,26.1,26.2,26.2,25.5,25,23,21.5,18.8
1921,20.5,20.3,23.8,27.6,26.7,26.6,25.5,26.2,25.6,22.5,20.2,19.1
1922,20.8,22.5,24,25.6,27.5,25.9,25.3,25.5,25.2,23.5,19.5,18.2
1923,21.3,19.8,24.8,25.4,25.4,25,25.6,25.3,26,22.8,21.4,19.7
1924,20,21,26.1,26,27.1,25.4,24.7,25,25.9,22.3,19.9,19.1
1925,18.3,18.7,24.1,24.4,26,26.6,26,25.4,25.3,21.4,20.6,17.9
1926,19.3,19.7,21.8,25.4,26.7,26.3,25.5,25.7,26.4,23.4,20.8,18.9
1927,18.7,19.8,23,24.3,25.4,26,26.5,26.4,24.9,21.9,19.7,19.9
1928,20.7,20.5,23.9,26.9,27.3,25,25.9,25.7,26.1,21.8,19.1,19.7
1929,19.7,20.7,23.6,24.6,25.9,25.8,26.4,26.1,24.8,23.3,19.1,19.7
1930,17,20.6,22.1,25.9,25.2,25.6,26.3,25.6,25.8,22.5,19.9,19.2
1931,19.8,22.5,24.6,28.3,27.3,26.5,25.5,26.4,25.2,22.1,19.2,17.9
1932,18.4,17.8,23.2,25.6,28.1,26,25.9,25.5,24.7,22.4,20.4,17.5
1933,19.8,21.9,25.3,26.1,25.4,25.7,25.8,26,25.5,23.3,19.5,18.3
1934,18.4,19.3,23.2,26.1,27.4,25.4,25.8,26.3,26.6,23.3,20.4,17.5
1935,19.4,20.5,25.4,27.1,28.7,25.6,26.4,26.1,26,24.1,21.7,20.1
1936,17.7,19.3,23.8,25.8,26.2,26.1,25.8,25.8,25,21.7,21.6,19.9
1937,19.6,20.9,24.3,27.5,26.6,25.8,26.6,25.5,26,24.6,22.2,19
1938,19.4,20.9,23,27,24,25.5,24.6,25.3,25.3,21.8,20,18.5
1939,18.2,20.4,24.2,24.8,27.2,24.9,25.1,25.8,24.2,24,22.1,17.2
1940,18.9,21.9,23,26.5,25.6,26,25.3,26.3,25.2,24,20.1,18.9
1941,18.9,21,23.9,25.7,26.8,25.1,25.9,26,24.4,22.4,20.2,19
1942,19.2,23.4,23.4,24.9,27.2,25.1,25.7,25.3,25.7,25.4,20.1,18.6
1943,18.4,19.1,22.7,25.7,26.9,25.3,25.8,25.3,24.9,24.2,19.9,19.4
1944,18.6,20.6,24.3,25.2,25.2,25.2,26.1,26.2,24.9,23.7,21.9,18.5
1945,21.5,18.3,24.5,28,24.6,27.2,26,25.2,26.1,22,22.4,18.4
1946,20.2,20.8,24.7,25.2,26.7,27.4,26,26,26.1,21.7,21.2,20.7
1947,21.4,21.1,24.5,24.3,28,26.1,25.7,26.4,25.1,22,21,19.5
1948,18.8,19.9,23.4,25.1,25.2,26.4,25,26.3,26,22.7,19.2,19.7
1949,18,20.7,24.9,24.3,25.8,26.6,25.2,25.9,26,22.9,20.4,19.6
1950,19.1,19.6,23.7,25.8,27.9,25.4,25.4,24.9,25.2,23.3,21.2,16.9
1951,17.1,20.6,22.1,24.3,27.2,25.1,24.5,26.4,25.2,23.2,20.3,18.2
1952,18.4,21.2,22.5,25.6,27.6,26.6,26,25.8,25.1,23.1,22.2,17.5
1953,19.7,21.3,23.4,26.2,26,26.9,25.9,27.5,24.3,23.8,21,18.5
1954,19.5,20.8,22,26.7,26.2,24.9,24.5,24.4,24.7,21.6,20.9,16.6
1955,16.5,22,23.7,24.6,26.9,24.4,24,24.5,25.6,21.9,17.2,16.5
1956,15.8,21.2,23.6,26.6,24.1,24.4,25.4,25.2,25.2,21.9,18.3,17.8
1957,18.9,18,23,25.6,26.9,24.3,24.5,25.5,25.1,21.8,21.5,19
1958,18.2,17.4,25.2,27.2,27.8,26.2,25,24.2,25.4,22.3,19.9,17.6
1959,16.8,17.8,20.8,26.2,25.4,26,25.2,25.5,23.8,21.2,21.2,19.4
1960,18.3,19.5,24.3,26.6,26.9,26.3,24,26.2,25.6,22.8,21.7,17.1
1961,18.6,18.6,23.1,25.6,26.5,26.6,25.9,25.2,25.6,23.3,19.4,17.8
1962,15,19.6,22.5,25.7,27.1,24.6,26.1,24.8,25.6,21.9,20.9,18.4
1963,16.2,20,22.7,25.2,27.4,26,25.4,25,26.8,21.7,20.7,17.2
1964,18.3,20,23.9,25.9,25.3,25.7,24.8,26,25.7,23.7,19.1,16.1
1965,17.5,20.6,22.7,25.7,26.7,25.3,25.8,24.4,24.5,21.8,20.3,18
1966,19.8,22.3,24.2,27.1,26.2,24.5,25.1,24.4,23.7,21.9,21.3,20.1
1967,16.7,18.6,21.6,24.4,27,26,25.4,26.4,24.3,22.2,19.8,16.5
1968,17.5,16.6,22.6,23.4,26,25,25.3,25.2,24.7,21.9,21.8,20.7
1969,19.7,21,24.4,26.4,28.8,26.2,25.7,24.6,25.6,23.1,19,17.8
1970,18.4,21.4,24,25.2,25.6,26.2,24.3,26.5,25.5,23,19.3,18.1
1971,16.7,19.2,23.9,25.4,25.9,25.8,25.2,24.3,25,22.4,20.2,16.8
1972,17.4,19.7,23.7,23.9,28.1,26.4,25.1,26.1,24.9,24,19.7,18.5
1973,18,22.6,24.6,27,26,25.8,25.8,25.7,25,22.6,17.8,16.9
1974,18.3,19.4,21.5,24.2,26.5,25.1,24.6,24.3,24.9,23.6,20.1,18.9
1975,18.3,20.9,24.9,26.6,26.5,25.8,24.6,26,25.7,23.5,18.6,15.7
1976,16.5,19.5,22.8,25.1,25,24.8,25.6,25.2,24.7,22.8,18.4,19
1977,17.5,18,23.6,24.2,26.6,27.1,25.1,25.5,25,21.9,19,18.1
1978,17,20.2,24.3,27.1,25.3,25.7,25.8,26.8,23.7,23.8,21.1,20
1979,20.9,22.6,24.5,27.3,28.5,26.1,26.2,26.2,24.6,21.9,19.6,18
1980,19.3,20.2,25.2,27.7,27.1,26.5,26.2,25.5,25,22.4,22,18.8
1981,18.4,22.1,23.6,25.5,25.7,25.6,26,26.2,25.9,24.2,20.3,16.6
1982,19.1,19.3,25,22.8,27.9,25.8,25.7,26.1,25.3,23.9,19.7,15.6
1983,16.1,17.9,20.3,25.8,28.1,26.8,26.7,25.5,25.3,23.8,18.4,16.6
1984,17.3,21.9,24.2,27.1,25.6,25.6,24.8,26.3,24.6,22.3,21.5,19.2
1985,19.5,20.5,22.2,24.3,26.4,25.6,25,26.1,24,23.3,19.9,18.2
1986,18.2,21,23.1,25.4,26.8,27.2,24.6,25.7,24.6,21.2,20,18.8
1987,18.8,21.3,22.8,25,29.2,26.4,25.4,25.1,23.8,24.3,21.5,16
1988,19.6,22.2,23.2,25.4,26.4,27.1,25.6,25.2,24.3,23.3,19.8,19.1
1989,17.9,19.6,22.4,25.9,26.7,26.4,25.3,26.1,25.2,22.5,20.8,17.7
1990,19.7,19.6,20.6,24.8,24.9,25.1,24.7,27.3,25,23,21.8,18.6
1991,19.4,21.7,25.7,26.1,25.9,25.5,25.4,25.4,24.6,22.5,19.3,18.1
1992,15.9,16.7,23.8,26.7,27.5,27.2,24.8,26.8,25.8,21.2,19.3,18
1993,16.7,19.8,23.4,26.3,26.1,26.8,26,24.7,24.9,21.4,21.2,18.8
1994,21.6,21.6,21.9,27,27.5,25.6,26.1,25.9,25.7,23,20.4,19
1995,18.6,19,24.5,27.7,26.8,25.9,25.4,25.5,24.4,24,19.4,18
1996,19.4,20,23.9,25.1,26.5,25.3,24.4,25.7,25.5,23.4,21.1,18.1
1997,18.3,18.4,23.2,23.8,27.7,26.2,24.7,26.1,23.2,24,21.2,19.4
1998,19.2,21.2,24.2,25.4,27.3,26.2,25.1,25.3,26.3,25,22.3,20.3
1999,20.1,23.6,26,27.3,24.3,26.6,25.3,24.7,25.7,23.7,21.1,17.6
2000,19.4,19.7,22.2,26.1,24.9,24.9,25.5,26,25.1,23.7,21.2,20
2001,20.4,20.7,23.3,27,23.2,25.6,26,26.9,25.8,22.6,19.5,19.9
2002,18.2,22.6,24.6,26.7,25.4,27.1,25.5,25.6,25.6,24.3,21.5,19.3
2003,18.7,22.1,23.2,27.5,26.6,25.4,26.4,27,25.6,23.8,22.4,18.5
2004,19.1,20.7,24.3,24.6,26,26.1,26.2,27.1,24.4,23.1,21.3,18.3
2005,18.3,22.4,21.4,25.9,28.2,27.3,26.8,25.8,26.7,23.8,21,17.6
2006,19.6,21.5,24.1,25.9,26.2,27.1,27.1,27.3,25.4,24.2,22.2,18.1
2007,17.3,19.6,25,23.9,26.1,27.7,25.6,26.6,25.4,23.3,20.2,19.7
2008,19.1,16.6,22,26.5,26.1,26.3,25.9,26.2,26.7,24,21.2,18
2009,17.6,24.1,24.5,25.4,27.3,27.1,26.9,26.9,27.4,25.4,21.6,19.3
