1901,19.2,20.6,26.8,29.5,32,32,29.5,27.6,27.2,27.8,25.5,22.4
1902,21.5,22.2,27.8,30.3,32.2,31.3,29.6,28.7,27.5,28.5,24.7,21.4
1903,19.8,20.9,24.3,28.8,31.7,31.7,29.5,28.2,27.6,27.7,23.6,20.6
1904,20.4,22.5,25.4,29.5,31.6,30.8,28,27.2,27.2,28.2,24.2,22
1905,18.9,19.1,24.2,27.8,31.9,31.1,28.5,27.9,28.1,28.5,25.7,21.5
1906,19.1,20.3,24.8,28.4,31.7,30.6,28.7,27.9,27.4,28.2,25.3,22
1907,21,21.8,25.5,28.8,30.9,30.9,29.7,26.8,27.3,27.2,25.5,21.2
1908,20.3,21.1,25.1,29.7,31.3,31.1,27.8,26.6,27.5,27.6,24,20.5
1909,19.2,21.8,26.5,28.8,31.6,30.4,27.7,27.3,26.9,26.8,24.4,20.8
1910,19.9,22,26,28.6,31.1,30.3,28.2,27.3,27.5,26.9,23.3,20.6
1911,20.4,21.8,24.8,28.3,31.5,30.2,29,27.5,27.2,27.6,24.8,23.3
1912,21.5,22.5,25.3,29.7,31.9,31.7,28.8,27.5,27.5,27.9,24,21.4
1913,20.6,21.7,23.9,29.1,31.7,30.1,28.4,27.5,27.5,28.7,24.7,21.1
1914,21.3,21.4,24.7,28.5,31.8,30.7,28.2,27.6,27.5,28,25.8,21.2
1915,20.3,20.8,25.8,29.1,31.9,31.5,29.8,28,28,28.3,25.7,21.6
1916,21,20.3,27.7,29.6,31.7,30.5,29.2,27.7,28,28.1,24,20.7
1917,21.4,22.2,25.6,28.9,30.8,30,28.2,27.5,27.2,27.2,22.6,20.7
1918,19.9,21.9,26.5,27.9,31.9,30.6,29.4,27.9,27.6,28.1,25.6,21.4
1919,20.7,21.7,25.5,28.8,31.7,30.7,28.5,27.2,27.7,28.1,25.3,21.1
1920,21.4,21.8,26.5,29,31,30.2,28.3,27.6,28.3,28.6,25.7,21.4
1921,20.9,21.9,27.2,30.1,31.9,31.4,29.4,27.8,27.2,28.3,24.5,22.4
1922,20,22.3,26.3,29.8,31.4,31.2,28.8,27.2,27.4,27.8,25.1,20.6
1923,21,21.1,26.8,28.9,31.1,31.5,28.5,27.3,28,27.7,23.9,22.2
1924,20.5,21.7,27.8,29.9,31.6,31.7,29.3,27.9,27.6,27.2,24.1,21.9
1925,18.6,20.6,27.4,30.5,31.9,30.3,28.4,28.1,28.2,29.4,25.9,22.8
1926,21.5,23.7,26.2,28.7,31.4,32.3,29.1,28.1,27.4,27.5,24,21.4
1927,19.2,21.6,25.4,28.3,31.2,31,28.3,27.4,28.2,27.9,23.4,21.9
1928,20.7,21.7,26,29.9,31.7,31.1,28.4,27.4,27.5,28,25,21
1929,19.6,21.6,27.6,30.1,32.7,31.5,29.2,27.7,28,28.2,26.4,20.8
1930,20.3,21.7,26.2,29.5,31.8,31.3,28.1,27.3,28.3,28.9,24.5,21.8
1931,21.2,21.8,25.9,30.1,32,32,29.4,28.1,28,27.6,25.1,22.1
1932,21.5,21.9,26.3,29.4,31.7,31.1,28.4,27.8,27.8,29,24.8,22.2
1933,20.8,22.1,26.4,29.7,30.9,31,28.8,27.4,27.7,28.7,25.1,21.7
1934,18.8,22.5,26.3,29.8,31.4,31,28.5,27.5,27.7,27.8,24.7,22.4
1935,18.9,22,26.7,28.3,31.4,31.5,28.4,27.2,26.8,28.4,24.8,22.1
1936,19.7,22.2,26.3,28.7,32.2,30.4,28.6,27.9,27.9,28.4,25.7,21.5
1937,19.9,22.2,25.5,28.8,31.3,31,28,27.7,27.7,28,25.8,20.5
1938,20.5,21.4,26.8,30.1,32.2,30.6,28.3,28,27.7,27.3,24.1,22.3
1939,21.3,22.7,25.4,28.4,31,31.3,28.5,28,27.4,28.8,25.5,22.4
1940,21.7,22.9,24.7,28.9,31.9,31.2,28.7,27.8,27.6,28.9,25.8,21.5
1941,20.2,23,26.7,30.5,32.3,31.8,28.2,28.3,28.5,29.5,25.2,22.2
1942,19.5,22.3,26.5,30.5,31.9,31.7,28.8,27.6,27.7,28,24.2,20.4
1943,19.4,22.3,26.6,29.7,32.5,30.8,28.4,27.8,27.4,28.1,25.3,21.7
1944,20,21,25.5,29,32.3,31.6,28.6,28,28.2,28.2,24.6,21.7
1945,18.3,21.3,26.8,29,31.4,31.4,28.2,28.4,27.7,27.2,23.4,19.1
1946,19.8,22.9,25.7,30.3,31.9,31,28.7,27,27.4,28.4,23.5,20.7
1947,19.7,22,25.9,29.6,32,32.1,29.3,28.7,27.6,26.6,24,20.9
1948,19.4,21.4,26.6,30.4,32.9,32.2,30.3,28.3,28.2,28.1,24.8,21.4
1949,21.6,21.8,27.1,30.3,32.3,31.9,29.4,28.4,28.3,28.1,23.8,20.5
1950,20.1,19.5,25.4,30.1,32,31.7,27.7,28,27.7,28.6,23.8,20.5
1951,19.1,21.2,26.7,28.5,31.5,31.5,30,28,29.1,29.5,26.1,21.6
1952,20.6,22.6,26.2,30.1,32.6,31.4,28.7,27.4,27.8,28.4,23.6,21.6
1953,19.8,23.7,27.8,30.3,31.8,31.3,29.1,27.5,27.8,28.3,24.1,22
1954,19.2,22.9,27.3,30,32.2,31.5,28.8,28.2,27,26.9,23.9,20.6
1955,20.7,22.8,27.5,29,32.1,31.2,29.8,27.6,27.7,27.7,23.2,22
1956,20.1,21.5,27.2,30.4,32.2,31.1,27.2,26.9,27.3,26.6,23.9,20.6
1957,19.6,20.1,24.6,29.3,31.1,31.5,29.3,28,28.1,28.5,26.3,22.1
1958,21.8,22,27.1,30.4,32.5,32.1,29,28.8,27.3,27.7,24.9,21.9
1959,19.8,21.8,27.3,30.9,33,31.5,27.9,27.4,27.2,27.5,24.5,21.8
1960,19.6,23.7,25.3,29.7,32.2,31.1,29.3,27.3,28.2,28,24.8,22.1
1961,20.6,20.9,27.4,29.6,31.9,30.7,28.1,28.2,27.4,27.3,24.9,20.8
1962,18.9,22.9,25.9,29.7,32.4,31.4,28.8,28,27.9,27.2,25.1,22
1963,21.2,24,26.8,29.8,31.7,31.6,29.1,27.8,27.3,28.4,25.7,22.3
1964,18.4,21.5,27,30.2,32.1,31,28.7,27.9,27.9,27.4,24.3,21.1
1965,21.9,22.6,26.1,29.5,31.2,31.7,28.7,28.4,28.2,28.7,25.6,22.3
1966,21.7,24.2,25.9,29.1,32,31.2,29.6,28.6,28.4,29.7,25.9,21.4
1967,19.2,23.5,26.5,29.8,32.1,30.6,28.6,27.9,28,28.6,25.2,22.1
1968,19.4,20.7,26.8,29.4,30.9,32,29.8,27.5,28.9,29,25.7,21.7
1969,20.4,22.2,27.6,30.6,32.6,31.8,29.8,27.9,28,28.7,26.7,22.6
1970,20.4,21.8,26.1,30,32.5,30.8,29,28.1,27.6,28.8,24.1,20.4
1971,19.5,21.6,26.7,30.7,31.9,30,28.4,27.6,27.9,27.3,24,21
1972,20.2,19.6,26.5,29.3,32,31.8,29.3,28.5,28.6,29.3,24.9,21.4
1973,18.6,22.7,26.7,31,32.4,31.5,28.4,27.7,26.5,27.9,24.1,21.3
1974,19.6,20.5,27.3,30.7,31.5,31.6,29.7,28.9,29.5,29.2,24.4,21.1
1975,19.2,22.1,25.4,30.4,32,30.9,28.8,27.7,27.4,27.8,23.6,21
1976,20.3,22.3,26.9,29.1,31.5,30.8,29,27.5,27.5,29,26.7,21.9
1977,19.8,22.5,28.4,30.7,32,30.9,28.6,28.3,27.8,29.7,26.9,22.5
1978,19.9,22.4,25.3,30.2,32.4,31.1,28.6,27.8,27.6,28.5,26,21.6
1979,20.8,21,25.6,29.2,31.4,32,29.6,27.5,28.9,28.3,26,22.4
1980,20.4,23,26.8,28.7,32.3,30.4,28.5,27.5,27.8,28.2,25.3,21.5
1981,20,21.7,26.5,29.6,31.7,32.1,28.8,27.5,28.5,28.4,22.8,21
1982,20.4,21.9,25.5,29.1,31.1,31.5,29.4,28,28.3,29.3,24.8,22
1983,19.8,21,25.1,28.2,31.8,31.3,29.1,27.8,28.3,27.1,22.9,20.4
1984,18.8,20.6,27.6,30.8,32.1,31.1,28.2,26.7,26.9,27.6,24.2,21.4
1985,19.5,21.8,27.6,29.4,31.8,31.4,28.8,27.5,28.3,27.6,24.7,22.2
1986,20.7,22.2,26.5,30.4,32.5,31.4,29.3,27.4,28.3,28.4,25.7,20.7
1987,20.9,23.1,27.3,30.4,32,32.3,30.8,29.6,29.1,30.3,26.7,22.8
1988,21.9,23.9,26.4,30.9,32.7,32.2,28.8,28.4,28.8,28.2,24.5,21.8
1989,19.2,21.7,25.8,29.4,31.8,31,28.8,27.7,28.7,28.3,26,21.6
1990,21.8,22.5,25.4,29.7,32.4,31.5,28.8,27.2,27.7,28.3,25.1,21.7
1991,19.1,21.4,26.2,30.2,31.9,31.6,28.3,27.3,27.4,27,25.3,21.5
1992,20.2,20.6,26.2,28.8,32.1,32.4,29.6,28.1,27.7,28.4,25.3,22.7
1993,21.1,23.5,26.5,29.9,32.7,32.3,29.5,29.4,28.7,29.3,26.1,22.9
1994,21.5,22.1,28.3,30,32.6,31.3,28,28.5,29,28.8,25.6,21.3
1995,19.6,22.7,26,29.7,32.6,33,29.9,29,28.8,30.1,25.1,22.5
1996,20.7,23.4,28.4,30.3,32.6,32,29.6,27.8,27.9,28.3,23.9,22.3
1997,19.9,21.9,27.5,29.2,31.7,30.2,29.6,28.4,28.7,28.4,26.1,20.8
1998,20.5,22.3,26.6,31,33.4,32.4,29.6,29.1,28.6,30,25.1,21.8
1999,19.9,23.6,27.2,30.4,32.2,31.2,29.3,28.4,29.1,28.4,25.4,21.8
2000,21.1,21.6,26.5,30.1,32.2,32,28.7,28.7,28.9,29.7,26.1,22.3
2001,20.5,22.1,26.8,30.4,32.6,30.5,28.3,28.5,29.3,29.6,25.9,22.5
2002,20.4,22.8,28.1,31.1,33.5,32.1,29.7,28.1,28.3,30.1,25.8,22.7
2003,22,23.7,26.9,30.9,32.6,32,29.3,28.5,28.3,28.8,26.3,21.6
2004,20.4,22.6,28.6,31.2,32.8,31.7,30.2,27.2,29.1,28.4,26.7,23.1
2005,19.6,21.9,26.8,30.5,32.3,31.8,29.3,28.1,27.8,28.6,25.1,20.9
2006,20.6,24.8,26.5,30.1,32.7,31,28.8,27.2,28.7,29.2,25.9,22.7
2007,21.2,23.9,27.4,31.4,32.8,32,29.6,28.4,28.7,28.3,25.9,22
2008,19.6,20.1,27,30.1,32.4,31.3,29.2,27.8,28.4,29.1,25.7,23.6
2009,22.1,24,28.1,30.6,33,32.5,29.4,29.5,29.3,28.8,25.7,22.9
