1901,21.3,23.6,26.2,28.4,27.5,27.3,26.9,26.6,26.3,25.8,23.7,21.1
1902,20.5,23,26.3,27.8,28.1,27.4,26.8,26.3,26.1,25.5,23.5,21.7
1903,21,22.4,26.7,29,28,26.5,26.6,25.8,25.9,25.6,22.5,18.7
1904,18.9,21.9,25.4,27.2,27.5,27.1,26.5,26.4,26.6,26.1,22.7,19.8
1905,21.7,24.1,25.5,28.3,27.9,27.3,26.8,26.5,26.8,26.1,23.9,23.2
1906,22.3,24.1,26,28.9,28.7,27.7,27.2,26.5,27.2,25.7,22.9,21.1
1907,20.9,23,24.9,27.6,27.3,26.7,26.4,26.3,26.2,25.9,23.8,19.5
1908,20.8,22.8,25.7,28.4,27.6,27.2,26.5,26.2,26.3,25.8,22.4,20.6
1909,20.7,23.2,26.2,27.9,27.1,27.1,26.5,26.4,26.8,26.4,23.2,20.3
1910,21.4,22.3,25.1,27.9,27.9,26.7,26.4,26.4,26,25.5,23.4,19.7
1911,20.5,22.4,25.6,28.3,27.7,27.3,26.5,26.6,26.7,25.8,24.5,21.8
1912,21,23.1,26.1,28.3,28.3,27.5,26.2,25.8,26,25.3,22.3,20.5
1913,21,23.2,25,27.9,27.1,27.2,25.9,25.9,26.1,25.4,22.5,20.2
1914,20.3,23.3,25.8,28.4,27.9,26.8,26.4,25.6,26,25,23.3,21.5
1915,21.2,24,25.8,28.1,27,27.4,26.1,26.2,25.9,26.2,23,19.3
1916,19.7,22.8,26.3,28,28.1,27.1,26.8,26.5,26.5,25.3,22.7,20
1917,20.3,22.4,24.8,27.9,27.9,26.7,26.5,26.1,26.1,25.2,23.4,19.7
1918,19.8,21.8,25.3,27.1,27.2,27,27.2,26.3,27,26.1,23.9,22.2
1919,21.6,23.3,27.2,28.4,28.1,27.2,26.6,26.7,26,25.6,23.5,21.2
1920,20,22.8,26.1,27.8,27.9,27.2,26.9,26.5,26.6,25.3,23.8,21.3
1921,21.4,22.3,26.1,28.9,27.6,27.7,26.3,26.7,26.1,25.1,22.7,21.1
1922,22.2,23.8,25.9,28.2,28.6,27.4,26.2,26.4,26.7,25.6,22.8,20.4
1923,21.3,22.3,26,27.5,26.8,26.5,26,25.8,26.4,25.4,24.3,22
1924,21.7,23.3,26.7,27.9,28.1,27.1,25.9,26.3,26.5,25.3,24.1,19.9
1925,20.7,21.8,25.8,27,27.8,27.4,26.7,26.6,26.5,24.9,23.5,19.8
1926,21.6,23.1,25.5,28.6,28.6,27.8,26.9,26.4,27.1,25.5,23.6,21.8
1927,21.2,23.1,26.2,27.2,26.9,27.3,26.8,26.7,26.2,25.2,23.4,21.4
1928,23.1,22.8,26.2,28,28,26.7,26.6,26.6,26.5,24.5,22.5,21.6
1929,22.4,22.9,25,27.2,28,26.9,26.4,26.7,26.5,25.6,23.1,22.3
1930,21,22.9,24.8,28,27.5,27.2,26.7,25.9,26.2,25.8,23.7,21.8
1931,21.5,23.5,26.7,29.4,29.9,28.1,27.1,26.8,26.1,24.7,22.6,21.2
1932,19.7,22.4,25.3,28.4,29.3,27.9,26.8,26.8,26.5,25.3,24.3,20
1933,21,23.2,25.9,28.7,28,27.3,26.4,25.9,26.3,25.7,22.5,20.8
1934,20.5,22.7,25.3,27.5,28.5,27.4,25.9,26.2,26.3,25.1,23.5,18.9
1935,22.1,23.6,26,28.1,28,27.3,26.2,25.7,26.2,26.2,24.4,22.3
1936,20.4,22.1,25,28.7,28.2,26.8,26,26.3,25.9,24.6,24.2,23.3
1937,21.8,23.7,26.8,28.7,27,27,26,26.3,26.1,25.6,25.1,22.5
1938,21.9,23.4,25.4,27.2,26.7,26.5,25.6,26.4,26.2,25.4,21.4,21.3
1939,20.8,22.7,24.9,26.4,27.4,26.7,25.8,25.7,25.6,25.4,24.2,17.5
1940,18.4,22.2,24.7,27.8,27.4,27.1,26.1,26.2,26.7,25.9,23.1,21.1
1941,22.7,23.4,26.1,28.9,28.4,27.6,27.3,26.3,26.5,25.5,23.5,22.3
1942,21.1,24.6,26.5,28,27.5,26.8,26.5,26,26.3,26.1,23.8,21.5
1943,20.6,22.2,25.9,27.3,27.7,26.6,26.4,25.9,25.9,25.9,23.3,21
1944,21.9,23.9,26.5,28.4,27,26.6,26.5,26.3,26.5,26.2,23.7,20
1945,22.1,22.6,25.8,28.7,26.8,27.4,26.9,26.5,26.7,24.9,24.4,21.5
1946,20,22.5,26.5,27.4,27.6,28,27,26.3,26.2,25.2,23.8,23.4
1947,23.1,23.3,26.3,27.4,28.7,27.5,26.7,27.8,27.3,26.3,23.7,22
1948,21.1,24.2,27.1,26.7,27.9,28.1,26.6,26.6,26.2,25.5,23.1,22.6
1949,19.9,22.3,26,26.9,27.4,27.9,26.8,26.6,26.7,26.2,24.2,21.4
1950,20.9,21.7,25.9,27.6,27.5,26.7,26.6,26.5,26.3,25.3,24.2,19.9
1951,20.7,22.6,25.5,28.2,27.6,26.7,26.5,26.7,26.6,25.5,24.3,21.5
1952,21.7,24,25.3,27.4,28.6,27.1,26.3,26.1,25.9,25.8,24,19.8
1953,21.5,22.9,25.5,27.9,27.4,27.1,26.5,26.2,26.4,26.5,24.2,21.7
1954,22.1,23.3,25,28.8,27.6,27.7,27.5,26.6,26.4,25,23.2,20.4
1955,18.9,22.7,25.2,27.4,28.4,26.6,26.6,25.9,26.6,25.3,22.5,19.1
1956,19.4,23.3,26,28.2,27.2,26.9,26.5,26.1,26.2,25.4,22.3,20.7
1957,21.3,21.9,25.6,28.6,29.3,27.5,26.5,26.9,26.6,25.7,24.2,22
1958,21.4,22.2,27.5,29.3,29.8,27.8,26.8,26.7,26.6,25.8,22.3,19.3
1959,21,23.3,25.2,29.5,28.6,28.4,26.6,26.3,25.9,25.5,24.4,23.8
1960,21.5,22.6,26.2,29.5,28.6,28,26.7,26.4,25.9,25.4,24.6,20.6
1961,19.8,22.4,25.4,28.1,27.8,27.3,26.4,26.4,25.9,25.5,23,21.9
1962,19.8,21.7,25.4,28.2,26.4,27.2,26.5,26.3,26.3,25.4,23.5,20.8
1963,18.4,22.1,25,27.5,29.2,27,26,26.5,26.6,25.3,24.2,20.7
1964,21.7,22.3,25.3,27.7,27.2,27.2,26.3,26.5,26.2,25.7,22.3,19.9
1965,19.6,23.4,25,27.8,28.5,26.6,26.9,26.2,26.2,25.5,23.4,22.7
1966,22.5,24.1,26,28.6,28,27.3,26.9,25.9,25.9,25.8,24.1,23.3
1967,20.6,22,25.6,27.8,27.9,27.4,26.8,26.6,25.7,25,23.4,20.5
1968,20.9,21.6,25.9,26.7,27.3,26.8,26.9,26.6,26.5,25.5,24.3,22.4
1969,21.7,22.8,26.2,28.8,28.5,27.3,26.5,26.1,26.3,25.9,22.6,20.2
1970,21.2,23,26.5,27.1,27.5,26.7,26.4,25.9,25.9,25.4,23.4,22.4
1971,19.6,22,25.5,27.7,27.4,26.7,25.7,25.6,26.3,24.2,21.1,20.8
1972,19.6,22.7,24.6,26.3,28.6,27.4,27.1,26.2,26.8,26.3,24.4,22.1
1973,21,24.2,26.2,29,27.8,27.7,26.7,26.2,26.1,25.7,22.5,19.2
1974,19.2,21,24.7,27,27.3,27,26.6,26.3,26.3,26.1,23.6,21.3
1975,21.7,23.6,26.6,29.3,27.9,27.3,26.5,26.2,26.3,26.2,23.4,19.3
1976,19.8,22.8,25,27.3,26.8,26.8,26.7,25.6,26.6,25.9,21.9,21.2
1977,21.3,20.9,24.4,27.3,26.2,27.4,25.8,25.9,25.5,25.2,21.7,21.3
1978,21,22.7,26.1,28.5,27.9,27.8,27,26.8,26.6,26,24.2,22.1
1979,23.4,24.9,27.7,29.3,28.6,27.6,28.1,26.9,27.3,25.7,23.2,21.9
1980,21.7,23.6,27.6,29.6,29,27.5,27.2,26.2,26.3,25.3,24.4,21.3
1981,20.9,23.7,26.8,27.9,27.3,26.4,25.9,26.3,26.6,25.7,24,19.7
1982,20.6,23.2,27,27,27.9,27,26.6,26.1,25.7,26,24.5,19.3
1983,19.8,24.3,26.8,30.3,29,27.8,27.5,26.6,26.5,25.8,22.1,19.8
1984,20.5,24.9,26.8,29,27.4,26.9,26,26.2,26,24.7,23.7,21.6
1985,22.2,24,26.4,28.4,27.6,26.4,26,26.2,26.3,25.5,23.9,21
1986,20.7,23.7,25.3,28.1,27.2,27.1,26.3,26.8,26.4,25.8,23.6,21.6
1987,21.7,23.3,26.1,28.4,28.7,27.4,27.2,26.7,26.7,26.4,25.4,18.9
1988,21.8,24.5,26.8,27.9,27.6,26.6,26.6,26.4,26.7,25.2,21.8,20.4
1989,21.5,22.7,25.3,28.6,27.5,26.4,26.5,26.2,26.1,25.2,23.1,19.7
1990,21.9,23.1,25.3,28.4,26.7,26.8,26,26.6,26.2,25.8,23.9,21.2
1991,22.9,23.6,27.6,29,29.3,27.6,27.1,26.4,27.1,26,23.2,21.5
1992,20.2,22.8,26.7,29.9,29.8,28,26.6,26.8,26.6,24.4,21.9,20
1993,20.6,22.5,26.3,28.1,28.2,27.8,27.6,26.7,26.8,25.8,23.5,21.2
1994,22.6,25,25.4,28.7,28,26.8,26,25.9,26.6,24.9,22.4,22.7
1995,21.9,22.1,26.8,29,28.2,28.3,26.6,25.7,27,25.7,23.5,20.3
1996,21.1,21.3,26.5,27.3,27.1,26.6,26.2,26.1,26.4,25.3,24,21.2
1997,20.9,22.2,25.7,26.2,28.7,27.9,27,26.8,26.3,26.1,24.4,23.4
1998,22.2,24.1,27.8,29.3,29.6,28.5,27.5,27.4,27.1,26.6,23.6,23.3
1999,22.5,24.9,26.6,27.3,26.3,27.2,26.4,26.5,25.8,25.8,23.4,19.2
2000,22.9,22.8,25.7,28,26.1,26.9,25.9,26.9,25.7,26.3,22.8,22.4
2001,23.5,24.5,25.7,29.4,26.6,26.6,26.1,26.3,26.2,25.8,21.6,22.1
2002,21.1,23.6,26,28.6,27.2,26.8,26.4,26.2,25.4,25.4,23.6,22.8
2003,20.7,23.2,25.1,28.3,28.2,26.7,26.7,26.3,26.2,26,24,20.8
2004,21.3,22.6,26.9,28.7,27.3,26.5,25.5,26.2,25.5,25.1,23.7,20.5
2005,21.5,25.1,25.8,28.5,28.3,27,26.5,25.7,25.7,25.8,24.1,21.3
2006,21.3,24.3,26.9,27.6,26.4,27.2,26.2,25.6,26.3,25.6,24.1,21.5
2007,20.8,23.5,26.7,28.5,26.6,26.9,26.7,26.2,26.2,25.1,22.1,22.1
2008,22.6,22.1,26,28.3,26.7,26.9,26.5,26.4,26.2,26.3,23.1,20.7
2009,20.2,25,26.3,28.4,27.5,27.1,26.7,27.1,27.1,26.8,25.3,22.1
