1901,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1902,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1903,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1904,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1905,21,24.2,28.4,31.6,32,31,30,28.1,29,28.9,25.5,22.3
1906,21,24.4,28.5,31.9,32,31.2,30,28.1,29.1,29,25.5,22.3
1907,21.1,24.2,28.4,31.7,32.1,31.1,30,28.1,29,29.1,25.4,22.1
1908,21.1,24.3,28.5,31.8,32.1,31.2,30.1,28.1,29,28.9,25.3,22.1
1909,21.1,24.5,28.7,31.7,32,31,29.9,27.9,29,28.8,25.4,22.2
1910,21,24.5,28.5,31.7,32.1,31.3,30.1,28.1,29.1,28.9,25.4,22.2
1911,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.5,22.1
1912,21.1,24.4,28.5,31.8,32,31.1,30.1,28.2,29.1,28.9,25.4,22.2
1913,21.1,24.4,28.3,31.7,32.1,31.3,30.2,28.3,29.2,28.9,25.4,22.2
1914,21.3,24.3,28.4,31.7,32.1,31.3,30.1,28.1,29.1,29,25.6,22.2
1915,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1916,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1917,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1918,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1919,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1920,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1921,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1922,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1923,22.5,24.2,29.6,32.3,32.4,31.3,29.6,27.2,29.1,29.3,26.3,23.1
1924,21.7,26.5,30.4,32.6,32.5,31.1,29.1,27.2,27.8,29,25.4,21.8
1925,18.7,23.2,29.2,31.7,31.8,30.7,29.9,27.4,28.9,28.3,26.2,22.5
1926,21.9,24.3,27.9,30.8,31.7,30.9,30.5,29,30.3,30.1,26.7,23.3
1927,21.5,25.1,28.7,31.6,32.9,31.3,30.1,27.5,30.2,29.4,26.1,23.4
1928,21.7,23,29.7,31.8,31.5,30.5,30.1,27,29.3,29.2,25.8,21.8
1929,20.2,24.7,28.8,31.8,32.3,29.9,28.7,26.7,28.2,28.7,25.9,20.6
1930,20.5,25.1,28.5,31.9,32.2,31,29.8,28.4,29.4,29.9,26.5,24.4
1931,21.7,25.8,29.8,33.4,32.7,31.3,30.1,28.2,28.8,30.1,26.9,24.1
1932,21.1,25.4,30.4,32.8,32.5,31.5,29.9,28.4,29.2,29.8,26.6,22.8
1933,21.8,24.4,28.4,32.4,31.8,30.5,29.7,27.8,29,28.7,27.1,23.2
1934,21.2,24.3,29.6,32.9,32.3,31.4,30.4,27.9,29.8,30.3,27.3,22.9
1935,22.6,25.5,30.4,32.2,33,30.7,30.4,27.8,29.2,29.1,26.9,23.5
1936,20.9,25.9,30.5,32.4,32.3,30.9,29.1,26.8,28.4,29.3,26.9,22.3
1937,20.9,24.7,29.3,31.8,32.1,31.6,29.8,28.2,29.3,30.3,26.5,23.3
1938,21.7,25.1,28.9,33,33.4,32.3,30.4,27.8,29.2,29.6,27.5,22.1
1939,22.2,25.7,29.8,31.5,32.2,31.2,30.3,28.3,29,29.8,26.3,23.9
1940,21.1,24.4,28.5,31.7,32,31.1,30,28.1,29,28.9,25.4,22.2
1941,23.9,25.3,30.2,34,32.7,31.7,30,28.7,29.9,29.1,26.4,22.7
1942,23.6,27.5,28.6,31.9,31.2,31.8,29.7,26.9,29.9,29.6,26.6,23.8
1943,22.3,24.3,28.2,30.3,31.1,30.8,29.6,27,28,29.2,27.8,23.8
1944,20,24.4,29.4,31.2,30.8,31.6,30.4,27.6,28.4,29.3,25.8,23.7
1945,23.5,22.4,26.9,30.7,30.3,31.6,30.3,26.5,28.5,28.6,26,21.7
1946,22.6,24.3,28.3,31.5,32,29.9,28.4,26.1,27.4,28.4,26.5,23.1
1947,21.3,27.5,27.1,31.2,31.3,30.5,29.6,27.6,28.4,29.1,25.3,23.6
1948,21.1,24.4,26.3,32,31.6,29.8,29.8,27,28.6,28,24.7,21.3
1949,21.5,23.4,29,31,31.7,31.5,30.4,27.6,29.1,29.6,26.3,19.9
1950,21.9,22.9,27.2,30.8,31.7,31.4,28.1,25.8,28.5,28,24.8,22.6
1951,21.5,24.2,29.1,29.6,32,30.8,30.6,28,28.2,29,24.5,19.5
1952,22.1,23.8,27.2,31.6,32.5,31.2,30.3,26.5,27.7,27.5,25.1,22.4
1953,21.8,26.1,29.5,30,31.3,30.4,29.2,27.6,28.4,28.1,24.6,20.1
1954,21.3,26.5,29.4,31.4,30.6,30.1,28.7,25.8,28.4,27.7,26.6,22
1955,21.9,24.5,28.5,30.2,31.2,29.6,29.3,27.7,28.2,28.5,24.8,21.4
1956,20.3,25.8,29.4,29,30.2,29.5,29.7,26.9,27.4,26.8,25.9,22
1957,19.8,24.7,26,29.7,30.6,30.5,29.7,28.3,28.5,28.8,26.8,23.1
1958,22.4,22.6,28.2,30.7,30.5,30.8,27.7,28.4,28.6,27.3,25.8,23.8
1959,21.1,22.7,26.9,30.3,31.4,30.5,30.8,26.7,27.7,26.6,25,21.3
1960,20.9,24.2,27.9,31.1,29.7,30.2,28.8,29.4,28.7,28,24.5,24.8
1961,21.9,21.9,27.5,30.8,30.3,30.7,28.9,26.4,27.2,26.5,22.7,19.4
1962,19.4,22.7,28.6,30.4,29.9,30.1,29.5,26.7,28.3,28.4,26.6,22.4
1963,20.9,26,27.2,29.2,31.1,30.9,29.4,27.8,28.6,29.4,24.7,21.9
1964,21,22.9,28.6,30.7,31,30.3,29.3,26.4,27.6,26.9,25.2,21.9
1965,22.2,24.1,26.8,30.4,30.8,29.9,30,26.1,28.1,27.4,23.3,20.4
1966,22.1,22.6,29.8,30,33.7,29.5,30.4,28.2,31.5,27.8,25.2,21.8
1967,19.4,23.9,26.8,30.4,30.7,30.2,30,27.4,28,26.8,23.4,22.6
1968,20.7,22.8,27.9,30,30.1,29.8,29.7,29.1,28.6,28.4,25.6,22.6
1969,20.7,24.9,29.6,31.8,30.9,31.3,30.8,28.3,29.1,30.5,26,23.9
1970,22,24.1,27.3,31.2,31.6,30.2,30.4,27.9,28.4,29,24.9,21.6
1971,20.3,24.6,29.5,31,31.2,31.7,29.7,27.2,27.6,28.1,25.1,21.4
1972,21.4,25.4,30,31.8,31.5,30.7,30.3,29.7,29.9,29.1,24.8,23.3
1973,22.2,27.3,29.3,32.2,32.2,32.3,31.2,28.4,30,30.1,24,24.5
1974,21.1,25.5,29.6,33.4,32,31.1,29,28,28.4,29.7,26.2,20.7
1975,19,24.6,28.3,32,32.8,31.8,29.7,28.3,28.4,28.8,26.9,22.9
1976,21.6,26.8,27.9,32.1,32.5,31.4,30.1,28.6,28.9,30,26.2,23.5
1977,21.5,23.9,27.3,31.5,32.1,31.5,29.7,27,28.4,28.3,24.9,21.4
1978,20.3,25.5,29.3,33.3,32.4,31.2,29.1,28.2,28.3,29.3,25.1,22.6
1979,22,25.3,30.3,31.9,32.2,29.6,29.8,28.4,29.6,29.8,27.8,21.6
1980,22.1,25.2,29,32.8,33.3,31.3,29.2,27.6,29.8,29.7,26.7,21.3
1981,18.7,24.9,29.3,32.4,32.8,31.7,29.4,29.1,29.6,30.5,24.7,22.9
1982,22.3,24.1,29.3,33,32.8,32.2,30.8,28,29.5,29.5,23.8,22.5
1983,18.8,25,26.3,32.2,33.7,32.2,31.5,29.7,29.6,28.8,25.7,22.5
1984,20,24.6,30,33.7,33.8,31.3,30.5,30.2,30.1,30.2,26.2,21.5
1985,23.1,22.9,30.1,30.6,33.3,31.9,29.5,28.7,29,28.9,26.2,21.3
1986,20.9,26.3,30.5,33.9,32,31.9,29.8,28.3,29,29.7,26.4,20.8
1987,20.9,25.3,29.1,30.7,33.3,31.4,32.7,29.1,30.4,29.4,25.9,22.7
1988,21.2,24.7,29.8,32.6,32.7,32.1,30.1,27.1,29.1,28.8,25.6,21.3
1989,18.4,21.4,27.4,31.4,31.1,31.1,31.3,27.8,29.6,28.7,25.8,21.7
1990,23,22.7,26.7,33.2,33,32.3,30.1,29.1,30.2,29.3,27.2,25.1
1991,21.4,27.1,29,33.6,30.7,32.6,30.4,28,30.1,29.6,25.5,22.3
1992,19.9,22.3,30.1,32.6,32.1,31.8,29.8,28.4,28.5,28.8,25.6,20.9
1993,18.8,25.4,29.3,31.9,32.5,31.8,30.9,28.6,28.9,29.9,27.3,22
1994,21.2,23.6,29.9,32.8,32.9,31.7,29.4,27,27.7,29.5,25.5,20.4
1995,19.9,22.9,29.5,31.7,32.6,32.2,30.6,28.6,29.5,30.1,24.7,23.7
1996,22.3,26.3,30.3,31.5,33.2,31.5,31,28.6,29.6,29.5,24.3,22.7
1997,22.9,22.3,28.6,32.4,31.5,31.5,31.1,29.3,30.6,30.5,27.3,22.2
1998,21.1,25.8,26.9,33.7,34.5,32.6,32.4,28.4,29.2,30.5,27.4,23.3
1999,22,26.9,30.3,32.4,32,31.5,29.7,26.6,28.4,29.5,27.2,24.6
2000,20.8,22.8,27.8,33.3,32.6,32.1,30.4,29.4,29.4,28.7,26.1,21.6
2001,20.5,23.7,28.8,32.7,32.2,31.4,30.4,28,28.6,28.9,26.3,23.6
2002,20.8,23.6,28.8,33.9,33.2,31.8,31.1,30.1,28.7,29.7,26.5,22.9
2003,21.6,26.4,28.2,33,32.2,31.1,31,28.1,29.5,30.4,26.9,22.1
2004,22.1,24.9,28,35.9,33.5,32.1,30.6,29.7,30,30.9,26.9,23.4
2005,20.8,22.7,31.2,33.7,32.6,31.9,30.9,29,29.3,29.8,26.5,24.6
2006,21.4,28.3,30.6,31.9,33.7,33.1,31.9,28.2,29.2,29.3,25.3,21.5
2007,20.4,26.1,28.5,34.3,33.3,31.8,30.8,28,29.1,29.7,28.1,23.8
2008,20,24.1,30.2,32.3,32.9,32.1,30.5,28.8,29.9,30,26.6,24.7
2009,23.7,27,29.2,32.7,33.3,33,31.4,29.8,29.9,30.4,26.3,23.1
