1901,20.9,22.8,25.6,27.8,27.7,27.2,27.1,26.7,26.6,25.5,23.3,20.8
1902,20.9,22.8,26.4,27.9,28.3,27.6,27.2,26.8,26.5,25.7,23.8,21.9
1903,21,22.2,26.8,28.7,27.9,26.9,26.9,26.2,25.9,25.3,22.2,18.5
1904,19.1,22.2,25.1,27.1,27.4,27.1,26.8,26.8,26.8,25.9,22.7,19.6
1905,22.4,23.1,24.9,27.7,28,27.3,27.2,27,26.9,25.9,23.8,23.4
1906,22,24.1,25.6,28.5,28.6,27.9,27.6,27.3,27.3,25.5,22.6,21.1
1907,21,22.8,24.9,27.2,27.3,26.8,27.1,26.6,26.7,26.1,23.9,19.4
1908,21.1,22.4,24.9,27.4,27.5,27.1,27,26.7,26.8,25.8,22.6,20.7
1909,20.9,23.1,25.6,27.6,27,27.4,26.9,27,27.2,26.3,23.1,20.3
1910,21.7,22.3,24.8,27.4,28.1,27.2,27.1,26.9,26.2,25.3,23.2,19.2
1911,20.2,22.4,25.6,27.7,27.6,27.6,27,27.1,27.1,25.5,24.4,21.9
1912,20.7,23,26.4,27.8,28.9,27.8,26.7,26.3,26,25.3,22.2,20.3
1913,20.3,23.2,24.8,28,26.6,26.9,26.5,26.2,26.4,25.4,22.6,20
1914,20.7,23.5,26,28.2,28.4,27,27.1,26.3,26.4,25.3,23.1,21.4
1915,20.8,23.9,25.7,28.2,27.1,27.3,26.8,27,26.4,26,22.6,19.4
1916,19.9,22.4,25,27.7,28.1,26.8,27,26.6,26.4,25,22,19.8
1917,19.8,22.4,24,27.6,27.5,26.6,26.6,26.1,26.5,25.2,22.5,19.4
1918,19.2,21.9,25.2,27.1,26.9,26.9,27.3,26.1,27,26.1,23.7,22.3
1919,21.3,22.5,27.1,28.2,27.8,27.2,27,26.9,26.3,25.1,22.8,20.8
1920,19.7,22.1,25.6,27.4,28.1,27.2,27.1,26.5,26.9,25,23.8,21.1
1921,19.8,22.3,25.5,27.7,27.3,27.2,26.4,26.7,25.9,25.3,22.5,21.3
1922,21.2,24.2,24.8,28,28.9,27.6,26.8,26.8,26.8,25.5,22.5,20.1
1923,21.1,21.9,26.2,27.3,27.3,26.9,26.5,26.1,26.8,25.9,24.2,21.4
1924,21.8,22.9,25.4,27.2,28.5,27.2,26.3,26.7,27.2,25.3,24,20.1
1925,19.7,21.1,25.4,25.3,27.9,27,27.1,27.1,27,25.2,24.2,20.2
1926,21.3,22.7,25.3,28.3,28.4,26.9,27.2,26.3,27,24.6,23.6,20.9
1927,21,22.3,24.9,26.4,27.3,27.1,26.9,26.7,26.2,25.2,24.4,22.1
1928,22.8,22,26.4,27.3,28,26.9,27,26.8,26.5,24,22.3,21.7
1929,22.1,23,24.6,26.8,28.7,27.4,26.5,26.6,26.5,25.4,22.7,22.3
1930,19.6,22.5,24.3,28,27.9,27.5,26.7,26.2,26.3,25.5,23.5,21.5
1931,21.8,23.3,26.9,29.4,29,28,27.3,26.5,26.3,23.9,22.4,20.7
1932,19.7,21.9,24.5,28.1,29.1,28,26.9,27.1,26.2,25,23.6,19.8
1933,19.5,23.6,25.3,28.3,28.4,27.9,26.8,26.8,26.6,25.3,22.1,21
1934,19.6,21.9,24.8,26.8,28.3,27.7,26.4,26.7,26.6,24.3,23.5,19.6
1935,21.9,23.9,26.4,28.2,27.9,27.8,26.8,26.6,26.1,25.9,24.2,21
1936,19.9,22.4,24,28.5,28.1,27.4,26.8,26.4,26.4,24.4,23.5,22.4
1937,21.4,23.5,26.9,28.4,27.2,27.1,26.2,26.3,25.9,25.1,23.8,21.9
1938,21.6,22.9,24.8,26.9,27,26.6,26,26.8,26.3,25.3,22.4,21.8
1939,20.9,23.7,26.4,26.5,27.6,27.3,26.9,26.3,26.1,25.6,24.4,17.7
1940,19,23,25.5,27.3,28.3,28,27.4,26.5,27.4,26.5,24,22.6
1941,24.7,24.9,26.6,28.5,28.5,27.9,28.1,26.5,26.8,25.4,23.4,21.8
1942,21.4,23.5,27,27.9,27.9,27.6,26.8,26.5,27.2,25.7,24.3,21
1943,20.1,22.9,26.3,27,28.2,27.6,27.2,26.6,27.2,26.3,23.3,20.7
1944,22.2,23.2,26.2,28.6,27.7,27.4,27.3,26.5,27,25.6,23.8,18.3
1945,20.4,21.4,25.1,27.2,26.9,27.4,27.3,26.8,26.8,24.5,24.8,21.1
1946,20.7,23,26.9,28.2,27.6,28,26.7,26.2,26.4,25.4,23.6,22.4
1947,23.6,22.7,25.2,26.5,28.1,27.5,27,27,26.8,25.3,23.4,20.8
1948,20.9,24.5,26.3,26.6,27.8,27.7,26.4,26.6,26.8,26.1,22.8,22.8
1949,20,23.9,26.2,27.5,27.8,27.5,26.9,26.8,26.8,25.8,23.9,22.3
1950,22,22.3,25.9,27.1,27.6,26.8,27,26.9,26.6,25.4,23.7,19.5
1951,19.9,22.7,24.9,27.7,27.5,26.3,27,27.1,27.1,25.5,24,21.2
1952,21.4,24.4,26.8,27.9,28.9,27.6,27,26.6,26.5,25.8,24,19.5
1953,21.5,22.9,26.4,27.2,27.8,27.3,27.4,27.1,27,26.9,24.4,21.4
1954,23.4,23.5,24.3,29,28.5,28.3,28.4,27.3,26.7,25.1,23.2,19.8
1955,17.9,23.5,26.3,27.7,28.9,27.1,27.5,26.6,27.3,25.3,22,20.1
1956,19.3,24,26.7,28.1,27.6,27.2,27.2,26.5,26.7,25.5,21.8,20
1957,21.4,21.8,25.1,28.1,29.2,27.6,27.1,27.4,26.9,25.3,23.9,22.1
1958,21.1,21.4,27.5,29.4,29.8,27.6,27.2,26.9,26.8,25.3,22,20
1959,20.6,23.9,24.2,28.7,28.5,29,27,26.7,26.4,25.4,24.4,23.2
1960,21.2,22.3,27.4,28.5,28.3,27.9,27.2,26.9,26.4,25.3,24.4,20.4
1961,19.8,22.2,25.8,28.3,28,27.3,27.1,26.7,26.4,25.6,22.9,21.9
1962,18.9,21.5,25.4,27.8,28.6,27.3,27.3,26.6,26.5,25.6,23.2,20.5
1963,17.2,21.4,24.6,27.4,28.9,27.1,26.5,27,26.8,25.4,24.8,20.8
1964,21.9,21.6,24.8,27.8,27.2,27.3,27,26.8,26.5,25.8,21.9,19.8
1965,19.4,24,25.1,27.2,27.7,26.3,26.9,26.6,26.2,25.9,24,22.4
1966,22.7,24.5,26.4,27.8,27,27.3,27.3,26.3,26,26.1,23.8,23.2
1967,19.6,21.2,25.5,27.1,28.3,27.3,27.4,27.2,25.9,24.6,23.6,19.6
1968,20.9,20.4,25.6,26.1,27.6,26.8,27.5,26.9,26.6,25,24.1,23
1969,22.8,22.9,25.6,27.6,28.3,27.1,27,26.9,26.6,25.9,22.4,19.6
1970,20.7,23.4,26.2,26.9,27.9,26.6,27.1,26.3,26.1,25.1,22.9,22.4
1971,19.2,21.7,24.9,27.8,27.5,26.8,26.4,26,26.9,24.2,21.3,20.8
1972,19.4,23.1,24.1,26,28.9,27.5,27.4,26.4,27.1,26.4,24.7,22.4
1973,21.5,25.3,27.3,29.6,28.4,27.8,27.2,26.6,26.5,25.3,22.3,19.2
1974,20.3,21,24.2,26.3,27.6,27.3,27.2,26.7,27,25.7,23.1,21.3
1975,21.4,23.6,26.8,29,27.7,27,26.9,26.5,26.6,25.5,22.4,18.3
1976,19.6,23.2,24.9,27.4,27.2,27.4,26.9,26.2,26.7,26,21.6,21.3
1977,20.5,20.4,24.9,27.5,28.3,29.1,27.2,27.4,26.5,26.2,22.8,21.7
1978,22.1,22.6,26.6,27.6,27.5,27.5,26.8,26.6,26.2,25.2,23.3,21.7
1979,23.3,24.7,27.6,27.9,27.6,26.9,28,27,26.9,25,22.4,21.4
1980,21.8,22.6,27.6,28.5,28.2,27.1,27.3,26.9,26.2,25.5,24.1,21.4
1981,20.5,24.3,26.8,27.5,27.2,26.5,26.6,27,27,25.4,23.8,19.3
1982,20.8,23.3,26.9,26.3,27.7,27.3,27,26.4,26,26,24.6,19
1983,19.3,23.5,25.1,29.3,28.5,27.8,27.8,26.8,27.1,25.9,22.3,19.9
1984,19.5,22.9,25.7,28.6,27.1,27.1,26.6,26.5,26.4,24.9,23.6,21.1
1985,21.1,23.6,24.6,26.7,27.5,26.8,26.8,26.5,26.2,25.4,24.6,20.9
1986,20.3,23.3,25,27.9,27.1,27.2,26.9,27.3,26.9,25.8,23,21.2
1987,21.6,23.7,26.6,27.9,28.6,27.7,27.7,27.4,27.1,26.3,25,19
1988,22.6,24.2,26,27.2,27.9,27.3,27.4,26.7,27.3,25,21.8,20.7
1989,21.5,22.6,24.3,28.4,27.7,26.7,27.2,26.7,26.8,25.3,23.2,20.7
1990,22.3,23.1,24.4,28.2,26.9,26.8,26.7,27.1,26.9,25.8,24.1,21.6
1991,23.7,23.5,27.4,28.4,28.8,27.7,27.5,26.7,27.4,25.7,23.1,21.7
1992,20,23.7,27,29.7,29.3,27.3,27.1,27.2,27.1,24.7,22.2,21.6
1993,20.5,23.2,26.6,28.4,28.2,28.3,27.8,27.2,27.2,25.6,23.6,20.7
1994,22.2,25.1,24.4,28.9,28.8,27,27.2,26.8,27,25,23.6,23.4
1995,21.3,22.4,26.2,29,28,28.1,27,26.7,27.4,26,23.2,20.8
1996,21.7,20.6,26.1,25.8,27.4,27.7,27.3,27,26.9,26,24,20.7
1997,21.4,22.2,25.7,26.3,28.2,27.7,27.2,27.4,26.7,26.8,25,23.7
1998,23.2,25.1,28.1,28.8,29.4,28.6,28.1,27.9,27.3,26.4,24.4,22.4
1999,21.9,23.8,27.3,27.1,27.2,27.4,27.5,27.2,27,26.2,23.8,18.9
2000,22.7,22.3,26.1,27.8,26.8,27.3,26.9,27.6,26.7,26.4,23.1,22.6
2001,23.8,24,25.6,29.8,27.4,27.2,27.2,27.1,27.2,26.6,22.3,21.9
2002,21.2,23.9,26.5,28.7,27.8,27.6,27.5,26.3,26.1,25.9,24.2,23.2
2003,20.7,24.2,25.2,28.7,29.1,27.9,27.8,27.2,26.8,26.4,24.5,20.7
2004,21.8,22,26.3,27.7,28,27.5,26.6,27.2,26.6,25.5,24.2,22
2005,21.7,25.3,25,28.3,28.9,27.6,27.3,26.8,27,26.3,24.8,21.2
2006,21.8,24.4,26.4,27.7,27.7,27.9,27.7,26.7,27,26.4,25,22
2007,20.7,24.4,27.3,27.4,27.5,26.8,27.8,26.4,26.6,25.2,21.9,22.7
2008,20.7,19.3,24.7,27.3,26.8,26.7,26.8,26.6,26.6,26.4,23.1,20.5
2009,19.3,25.3,26.2,27.5,27.2,27.3,26.9,27.3,27.2,26.6,25.3,22.2
