1901,24,27.9,23.2,19.6,19,12.9,12.1,14.3,16.7,17.8,23.6,25.8
1902,24.6,23.9,21.2,21.7,18.8,14,14.2,13.9,17.1,19.8,24.2,22.5
1903,24.4,23.5,24,19.3,16.1,13.3,12.9,14.5,16.3,20.5,21.6,21.8
1904,23,23.6,21.6,23.3,17.9,13.7,13,14.5,16.1,20.1,21.5,23.1
1905,26.1,23.3,23.3,20.2,17.5,13.5,13.4,13.8,15,17.7,20.6,23.2
1906,28.3,28.5,22.4,20.5,18.5,15.5,14.4,14.2,15.6,19.1,18.5,24.3
1907,21.7,26.8,21.5,18.6,18.1,12.9,13.7,15.5,19,20.3,23.3,22.3
1908,31.2,27.5,23,23.7,17.7,14.3,13.5,15.5,15.5,20.3,24.7,26.6
1909,25.8,25.2,24.2,20,17.8,15.2,13.1,14.6,16.7,19.7,21.9,23.1
1910,28,27.7,24.1,22.9,19.5,16.7,14.4,17,17.3,17.7,22.6,22.9
1911,26.2,23.5,22.9,21.7,18.8,15.2,14.4,17.9,17.4,19,25.5,22.2
1912,25.4,28.6,25,20.4,20.1,16,14.5,16.2,16.9,19.8,20.2,24.2
1913,24.5,25.3,22.6,23.7,16.3,15.6,15.9,16.6,16.7,20.7,21.7,27.3
1914,26.2,28.7,25.1,21.5,18.4,16.7,15.2,18.5,18.9,23.7,25.5,25
1915,25.4,26.7,23,20.4,16.7,15.9,15.1,15.8,17.4,18.9,21,23.6
1916,25.3,25.7,24.6,20.2,18.7,14.7,14.5,15.3,17.6,18.7,18.5,23.1
1917,24,23.1,22.4,19.5,16.3,15.5,15.2,15.7,17.5,18.7,21,24.9
1918,26,25.3,23.6,20.9,19,16.2,14.3,16,18.3,18.9,21.9,24.7
1919,25.5,26.6,22.2,23.5,17.9,16.2,15.2,16.9,18.6,20.9,23.9,25.6
1920,24.8,26.6,23.8,20.8,16.9,14.8,14.9,15.3,17,20.7,22.5,25.3
1921,26.7,27,24.7,22,19.4,16.3,16.4,16,18.5,20.4,23.8,23.7
1922,23.9,26.7,23.8,22,17.9,15.1,14.6,15.5,17.3,20.5,23.7,23.6
1923,24,26.4,23.8,23.6,18.7,14.7,14.9,15.1,16.7,18.5,20.5,23.5
1924,22.3,23.2,22.3,19.2,17.3,13.7,15.2,16.3,16.4,19.6,21.4,23.6
1925,24,24.2,24.1,21.7,17,15.3,14.1,14.9,15.9,20.4,22.3,24.5
1926,24.3,26.8,24.1,21.4,16.2,15.1,15.4,15.8,18.7,20.1,22.7,22.9
1927,26,23.9,22.4,19.7,17.8,14.5,14.4,15.4,17.8,21.1,23.8,24
1928,23.9,23.9,24,22.2,17.2,14.5,15,17.3,19.2,18.7,22.5,25.5
1929,24,27.1,22.6,20.3,17.6,15.1,13.5,15,17,19,20.7,21.2
1930,24.2,27.2,24.6,21,18.5,15.3,16,15.6,17.9,21.1,22.2,24.5
1931,23.4,25,22.4,20.5,17.4,14.1,13.9,15.2,17.1,19.6,21.2,25.1
1932,27.1,22.7,23.5,19.3,18.4,14.9,14.5,15,17.3,17.1,21.7,22.8
1933,23.2,25.9,23.2,20.5,17.2,15.7,14.3,14.6,16.3,20.7,21.4,22.5
1934,26.4,26.1,26.7,19.2,19.8,15.6,15.8,15.7,18.4,19.2,20.6,23.4
1935,23.7,24.5,23.4,20.2,16.8,14.7,15,16.7,18,19.7,21.9,23.3
1936,24.4,24.7,25.1,20.6,18.8,14.5,14.4,16.7,17.2,19.6,21.9,22.8
1937,22.9,25.7,25.4,20,18.8,14.3,14.6,16.4,18.1,20.5,23.4,23
1938,24.7,24.9,23.8,22.5,19,14.4,14.8,15.5,17.9,21.8,23.9,24.7
1939,27.3,26.3,23.5,21.7,19.4,15.7,13.9,15.3,17.2,20.3,20.1,22.2
1940,24.2,24.7,28.1,19.7,16.8,15.1,14.6,16.9,18.4,22.1,20.3,24.7
1941,22.7,24,21.7,22.6,17.7,15.8,14.9,16.2,17.3,18.2,23.3,25
1942,25.8,23.5,24.9,20.3,17.5,14.6,14.3,15.5,17.3,20.1,20.7,23.4
1943,25.6,24.6,24.6,18.8,15.9,14.2,14,13.9,16.1,17.5,20.2,21.2
1944,25.5,24.7,24.4,17.7,15.8,13.6,13.9,15,19.4,19.7,22.6,23.6
1945,23.5,22.3,21.3,21.3,17.3,16,13.8,15.1,17.1,18.7,21,25.1
1946,25,22.4,21.1,18.6,18.4,13.1,15.3,15.6,15.6,17.9,21,23.3
1947,25.3,26.7,23.4,20.6,20,15.9,13.7,14.4,17.2,18.6,20,23.5
1948,24.8,25.2,22.4,19.8,16.7,14.6,13.7,16.9,19,19.3,20.9,23.6
1949,24.4,21.5,22.8,21,15.7,14.4,14.6,16,17.7,19.6,20,23.5
1950,25.3,24.4,23.3,21.1,18.8,15.4,15.4,16,19.3,20.1,23.5,27.7
1951,29.3,26.4,26,18.9,17.3,15.7,14.6,14.3,18.2,20,22.7,25.4
1952,26,22.6,25.1,19,17.3,15.6,13.7,15,17.8,18.6,20,22.6
1953,25.1,25.7,26.2,22.4,19.1,15.3,14.8,14.5,17.2,20,21,23.9
1954,26,22.7,24.1,21.7,18.2,14.8,14.7,16.4,18.4,19.9,22,25.2
1955,26.5,25.9,23.9,20.4,15.4,13.8,14,15.5,18.1,19.5,19.3,22.1
1956,23.4,28.1,25.1,20.6,17.4,13.6,13,14.1,15.8,16.8,19.5,21.3
1957,25.5,26.1,23.8,20.8,18.5,19,13.6,16.1,17.3,20,21.4,25
1958,24,26.2,23.7,22.9,18.8,14.4,14.2,14.8,16,18.4,21.8,21.3
1959,27.2,25.2,24.6,23.2,18.7,16.2,15.3,17.4,16.9,20.3,25.2,22.1
1960,27.6,24.2,25.4,19.9,15.4,14.2,13.9,14.9,15.9,20.7,20.2,27.5
1961,29.7,27,25.4,21.3,18.4,16.6,14.8,15.8,20,22.7,23.3,25.1
1962,26.3,26.2,24.7,22.9,16.8,16.6,15.7,15.8,17.7,18.2,23.7,23.3
1963,24.8,25.2,24,21.4,16.6,15.6,13.7,15.5,18.2,22,23.3,24.8
1964,25.5,24,24.5,21.5,18.1,15.5,14.7,15.8,17.4,18.4,21.8,19.8
1965,24.2,27.2,25.2,19.7,18.2,16.1,14.2,16.1,18.3,22.4,22.2,26.5
1966,27.1,25.2,24.9,21.5,18.2,15.5,13.6,15.2,17,19.7,24.2,22.8
1967,24.8,26.4,24,24.1,20,17.6,15.5,15.5,18.1,22.7,23.4,23.6
1968,28.6,28.4,24.8,22.5,16.4,14.5,13.6,14.7,17.1,20.8,20.4,23.4
1969,28.2,24.4,23.3,21.6,16.9,15.2,15.6,17,15.1,20.7,21.3,22
1970,23.5,26.6,23.4,21.9,16.6,16.1,15.3,14.3,15.3,19.8,22,23.7
1971,25.4,27.2,25.5,23.2,17.5,15.1,14.7,15,16.9,19.4,20.1,23.5
1972,24,26.8,23.7,22.6,19.6,16.5,14.8,16.1,19.3,20.3,21.4,26.1
1973,28.1,26.3,23.5,22.2,19.4,14.2,15.8,16.2,18.4,21.1,21.8,25.8
1974,27.2,25.1,26.3,19.9,18.1,16.1,14.7,16.2,16.6,19.8,21,23.7
1975,24.1,27.6,23,21.8,19.9,15.7,16.9,15.8,18.6,19.5,23.9,26.2
1976,25.1,27.1,24.4,21.8,18.2,15.7,15.5,16.3,16.6,18,21.8,25.3
1977,26.2,26.9,24,19.7,17.6,14.7,15,18.4,17.1,22.1,22.5,25.3
1978,24.2,25,24,21.6,18.5,14.8,14.4,15.2,16.8,21.5,21.9,23.7
1979,28.2,25.7,23.7,20.1,17.5,16.7,15.6,15.3,17.7,20,23.2,25.2
1980,23.8,25.9,23.6,24.2,20.1,16,15.6,17.4,19.4,21.2,24.2,26.6
1981,28,26.8,22.1,24.1,18.6,15.3,15.3,15.3,19.7,21.3,22.7,24.5
1982,28.4,26.8,25.3,22,18.1,14.7,14.7,18.7,18.3,21.1,25.8,25.2
1983,25.5,30.3,23.6,18.7,18.1,15.3,14.1,16.8,17.7,20,22.7,25.6
1984,23.8,25.9,23.8,21,19.2,16.3,14,15.5,15.9,20.8,22.7,24.9
1985,26,25.1,25.2,22.3,18.9,15.7,14.6,16.2,17.5,21.3,22.4,23.4
1986,24.7,25.8,26.6,21.4,18.2,15.4,14.2,15.7,17.1,18.9,22.7,22.8
1987,23.8,26.3,23.4,23.1,17.9,15.8,15.4,15.8,19,19.9,23.9,24.5
1988,27.8,25.3,26.1,22.1,19.7,16.5,15.9,16.7,19.5,22.1,22,25.2
1989,25.9,26.6,25.7,22.3,18.3,14.2,14.1,14.6,17.9,19.6,22.9,25.7
1990,25.9,24.5,25.9,22,19.3,15.7,15.4,15,19,21.2,23.9,25
1991,26.8,27.7,24,22.1,18.8,17.2,14.7,15.9,18.8,22.5,23.3,23.6
1992,22.9,26.8,24.1,22.2,18,15.5,15.7,15.8,15.7,20.5,20.7,23.8
1993,26.7,26.4,24.5,24.2,19.7,15.3,15.6,18.3,18.9,20.6,22.9,23.8
1994,24.5,25.4,25.8,22.4,18.6,15.9,16.6,16,17.5,21.7,21.4,27.1
1995,26.1,27.1,23.2,19.6,17.2,15.7,14.6,18,18.5,20.9,23.1,23
1996,24.4,26.3,25.6,19.5,18.8,16.3,15.3,16.2,18.1,21.4,22.1,24.1
1997,27.2,29.6,22.4,22.2,16.9,15.5,14.2,15.7,18.1,21.6,24.3,24.1
1998,26.2,26.7,25.4,19.9,18.4,15.5,14.7,17.2,19.8,20.8,22.7,25.8
1999,27.4,28.1,23.5,20.8,19.5,16.2,16.3,17.7,20,22.6,21.8,24.1
2000,26.1,29.6,25.4,22.7,17.8,15.7,15.5,16.5,19.4,20.7,25.3,25.9
2001,29.4,28.3,23.7,22,18.4,16.4,15.6,16.6,19.3,18.6,21.2,22
2002,24.4,24.3,24.1,23.8,20,16.2,15.7,16.7,18.2,20.3,24.2,25.1
2003,27.7,25.1,22.6,22.6,19,15.3,15,15.1,17.3,18.3,24.4,25.9
2004,23.1,27.4,24.4,22.4,18.5,15.9,14.5,16.7,18,23,23.1,25.5
2005,26.6,24,24.2,25.3,19.6,16.6,15.4,17,18,20.7,23.7,25.5
2006,27.5,24.5,26.2,19.3,16.6,14.9,14.6,17.3,19.2,22.2,23.7,24.8
2007,25.9,27.9,24.5,23.3,19,14.3,15,17.2,19.5,20.9,23.9,26
2008,26.3,24.1,27.8,21.5,18.6,16.1,14.3,14.3,18.8,22.4,22.2,22.5
2009,27.7,27.2,23.5,21.3,17.6,15.7,15.2,17.3,18,20.1,27.2,25.1
