1901,12.1,14.3,18,20.8,21.5,22.9,22.9,22.9,22.4,21.4,17.1,13.9
1902,13.3,14.2,18.6,18.6,20.9,21.5,22.3,22.4,22.4,20.3,17,13.6
1903,12.6,14.1,17.6,20.9,21.5,21.9,23.2,22.1,22.6,21.9,18,14.3
1904,13.1,14.4,18.4,19.1,20.6,22.8,22.5,22.7,23,21.1,17.3,13.9
1905,11.9,12.2,16.5,18.4,21.2,22.6,22.9,22.1,23.1,21.2,17.7,14.1
1906,13,13.8,16.7,20.1,21.5,22.5,23.4,22.2,23.6,21.2,18,14.7
1907,14.5,14.2,16.9,19.1,21.2,22.2,22.2,23.1,22.4,21.3,17.8,14.8
1908,13.3,14.7,18.8,21.6,21.3,22.5,22.5,23.1,22.8,20.8,17.4,14.6
1909,13.2,15,19.8,19.6,21.1,22.1,23.5,22.2,23.5,22.1,18.9,14.4
1910,13.1,14.4,17.7,18.4,21.3,21.3,21.9,22.6,23.3,20.8,17.9,13.8
1911,13.4,14.2,17.1,19.2,20.3,22,22.3,22.5,22.8,20.3,16.6,13.6
1912,13.3,14.7,17.8,18.4,21.5,22.4,22.6,22.6,22.6,20.7,18,13.8
1913,14.1,16.7,18.1,19.9,20.1,22,23.1,22.5,22.5,20.7,17.1,13.4
1914,13.1,14.9,17.8,18.7,21.2,22.8,23.2,22,22.6,19.5,17.4,14.7
1915,14.4,14.8,18.1,20.5,20.8,21.8,22.5,22.7,22.5,22.7,19.3,14.8
1916,13.3,14.9,19.2,19.6,22.1,22.8,22.4,22.9,23,21.3,18.5,13.8
1917,13,13.9,17.8,19.4,20.9,22,22.6,22.7,22.8,21.3,18.6,14.3
1918,13.3,14.6,18.3,19.3,21.5,21,22.7,22.5,22.6,20.8,17.4,14.7
1919,14.4,14.7,20.1,19.9,21.6,22.8,22.7,23.5,21.7,20.8,18.1,14.6
1920,14.5,14,17.3,19.4,21,22.2,23.6,22.6,23,21.2,18.4,16
1921,15.2,16,18.9,20.2,21.7,21.9,23.1,23.1,23.6,20,18.2,14.5
1922,14.3,15.8,19.5,21.4,22.1,22.6,23.4,22.9,23.6,21,18.8,15
1923,14.9,14.3,19.4,20.9,21.3,22.5,22.9,23.5,23.1,20.9,18.5,15.5
1924,14,15,20.7,21.1,21,22.7,23.1,22.8,22.3,21.9,18.2,14.5
1925,11.9,13.1,18.2,19.7,20.4,22.6,22.6,22.7,22.2,20.2,17.5,14.9
1926,13.6,14.8,17.4,19.7,20.9,22.1,22.8,23.2,23.2,21.5,17.6,15.6
1927,12.9,13.9,16.8,20.1,21.4,22.6,23.5,23.1,22.1,21.1,17.6,15.4
1928,14.2,16.2,18.8,21.1,21.1,22.3,23.3,23.1,22.8,20.7,16.9,15.4
1929,13.8,14.5,19.3,19.9,21.1,22.6,23.3,22.9,22.7,21.4,17.3,14.2
1930,11.8,15.3,18.1,20.1,21.7,21.8,23.6,22.7,23.4,20.4,18.1,14.5
1931,14.4,15.7,18.7,20.5,21.1,22.3,22.7,23.8,21.9,21.7,17.2,14.9
1932,13.2,13,18.6,20.5,20.8,22.1,23,23.3,23.2,21.8,19.1,14.9
1933,13.1,15.3,19.7,19.7,20.8,22.5,23.2,23,23.1,21.9,17.7,14.6
1934,13.7,15.1,18.8,20.8,21.2,21.3,22.9,23.2,23.8,20.9,17.5,13.9
1935,12.8,15,18.9,20.3,21.7,21.5,23.3,22.4,22.8,21.6,18.6,14.5
1936,12.4,13.9,19,20.5,22,22.2,22.9,23.3,22.9,20.5,19.1,15.2
1937,12.2,14.9,17.9,21.4,21.3,22.9,23.7,23,23.1,21.5,17.6,15.4
1938,14.4,14.4,19.5,21.9,21.5,22.5,22.6,23.2,23,21.9,16.3,14.8
1939,14,15.1,18.7,22.4,21.6,22.3,22.6,23.3,22.6,21,18.2,14.8
1940,13.1,14.7,16.1,20.8,21.2,22.3,22.7,23.5,22.7,21.6,18,15.1
1941,13.3,15.5,19.4,20.8,21.5,22.2,22.9,23.3,22.5,21.3,17.1,15.6
1942,13.9,15.8,18.5,20.4,21.3,22.2,23.5,22.7,22.4,21.9,18.7,14.2
1943,14.1,13.6,17.3,19,21.3,21.9,22.9,22,22.7,21.4,18.3,15.4
1944,13.4,14.1,18.8,19.6,21.5,22.1,23.6,23.3,22,21.4,17.2,14.8
1945,13.9,13.3,18.8,20.6,21,22.6,23,22.2,23.2,20.8,18.1,14.6
1946,14.2,17.1,18.6,19.8,21.2,22.1,22.6,22.8,22.9,20.5,18.4,15.3
1947,13.7,15.5,18.7,20.7,21.4,22.2,22.9,23,22.8,20.2,17.7,15.3
1948,13.9,14.6,17.7,19.8,20.5,22.7,22.6,22.8,22.9,20.3,18.3,13.9
1949,13.5,14.7,18.5,18,20.6,22.1,22.5,22.4,22.7,21.6,17.5,12.7
1950,13.4,14.7,17.6,20.1,21.8,22.2,22.7,21.8,22.8,21.3,17.7,14.5
1951,12.8,14.9,18.8,19.2,21.2,22.2,22.3,23.1,22.5,21.3,18.2,15.5
1952,13.8,16.3,17.3,20.7,21.4,22.9,22.8,22.7,22.4,21.6,18.3,14.6
1953,12.7,15.6,19.2,20.7,21.2,22.2,23.1,23.1,22.5,20.8,17.6,15.7
1954,12.1,16.5,18.3,20.9,22,21.7,22.3,22.2,23,20.2,16.9,14.7
1955,13,14.2,18.4,19.8,21.9,21.9,22.2,21.9,22.7,21.8,18.3,13.8
1956,13,14.5,19.7,20.9,21.4,22,22.7,22.8,23.1,21.3,17.9,14.6
1957,13.3,13.4,18.2,21.8,21.1,22,23.5,23.2,22.8,20.7,17.8,15
1958,14.4,14.1,19.3,21.1,21.1,23.7,24,22.3,23.4,22,17.9,14.9
1959,13.4,13.6,18.2,21.3,20.6,22.1,23.3,23.3,22.5,20.3,17.1,15.1
1960,13.4,16.7,18.1,22.7,22.6,22.8,22.2,23.7,23,21.7,18.1,15.7
1961,15.1,13.7,19.2,21.2,21.9,22.6,23.6,23.3,23.3,21.7,17.2,13.3
1962,12.2,14.7,18.6,21,20.9,22.3,23.8,22,23.9,21.1,17.2,14.4
1963,13.1,15.8,18.9,20.1,20.7,22.3,23.2,23,23.4,20.6,17.2,14.9
1964,12.1,14.7,18.8,19.1,21.3,21.6,22,23.2,22.7,21.7,18.4,14.6
1965,13.5,14,17.3,19.8,21.7,22.1,22.6,21.7,22.4,21.2,17.4,15.3
1966,13.8,16.4,17.7,20.9,21.8,21.1,22.9,22.5,22.8,20,18.8,14.4
1967,14.4,15.7,17.5,19.6,21.5,22,23.3,23.6,22.5,20.7,17.1,14.5
1968,13,13.3,18.3,20,20.6,22.2,22.8,22.7,22.5,21,17.8,14.4
1969,12.5,14.2,18.9,20.1,22.8,22,23.3,22,23.5,21,17.7,14.6
1970,12.1,14.7,18.2,20.5,21.6,22.7,22.4,23,22.6,20.7,17.3,14.5
1971,12.8,14.1,18.9,19.6,22.7,22.4,22.5,22,22.5,21.1,16.5,13.4
1972,13.9,13.5,18.4,19.2,21.4,21.9,22.9,22.8,22.8,21,18,14.7
1973,13.6,15.9,17.6,21.4,21.1,22.1,23.5,23.2,22.6,21.8,18.1,14.4
1974,12.8,14.7,18.2,19.7,21.4,22,22,22.6,21.8,22.2,19.2,13.6
1975,13.4,14.9,19.4,20.9,21,22.7,21.8,22.9,22.4,21.9,17.1,13.5
1976,13.4,15.2,18.7,20.3,21.4,21.3,22.7,22.1,23,20.6,18.6,14.1
1977,12.4,14.5,19.3,17.8,20.2,21.1,23.2,22.8,23.4,20.2,17.8,14.5
1978,11.7,14.7,18.1,20.5,20.6,22.1,22.9,24.2,22.5,22.1,17.9,14.9
1979,14.3,15.2,18.5,21.8,22.6,23.2,22.6,23.3,22.3,20.7,19.1,14.9
1980,12.9,14.6,18.5,21.1,20.4,23.1,23.4,23.1,23.1,20.6,18.2,15.4
1981,13.8,15.1,18,19.4,21.1,23.4,22.6,23.2,23.1,22,18.8,14.9
1982,14.4,14.6,18,19,22.2,22.3,22.6,23.5,22.7,21.9,17.3,14.1
1983,12.6,13.8,17.6,19.4,20.9,22.6,23.2,23.1,23.3,22.6,18.8,13.9
1984,12.6,14.8,19.9,21.1,20.6,23.6,22.8,23.7,21.8,21.6,17.4,14.1
1985,13.4,14.7,19.2,20.1,21.8,22.3,22.6,23.5,22.7,21.8,17.7,15
1986,13.9,14.8,18.5,19,21.7,23.9,22.6,22.7,21.4,19.7,17.5,14.3
1987,13.8,15.6,16.5,19.3,21.5,23.8,22.7,22.5,22.7,21.1,18.8,14.7
1988,14.5,16.2,18.5,20.9,20.3,23.5,22.8,22.3,22.9,21.5,18.7,16
1989,12.5,15.1,18.5,20.6,22.6,22.7,22.7,23.4,22.7,21.5,17.4,13.7
1990,13.9,15.1,17.4,18.7,21.4,22.9,23.3,23.1,22.5,20.7,18.5,14.3
1991,12.4,15.9,19.6,19.8,19.2,21.8,23.3,23,21.9,21.1,16.6,13.2
1992,12.6,12.5,18.6,20.9,20.9,22.8,22.4,23.2,22.6,20.9,17.6,13.2
1993,12.2,14.8,17,19.7,20.4,21.8,22.7,22.5,22.6,21.3,18,15.2
1994,13.8,13.8,17.6,20.1,22.2,22.4,23.7,23.5,23.5,20.6,17.7,14.1
1995,12.5,14.1,18.3,21.1,22.8,23.1,22.6,22.7,22.7,22,18.5,14.1
1996,12.8,15.3,18.7,20.9,21.4,22.5,22.4,22.5,23.5,21.2,18.2,15
1997,13.2,13.3,18.5,18.8,21.7,22,22.9,23.4,21.6,20.9,18.1,14.1
1998,12.3,15.1,17,20.2,22.6,22.4,22.1,22.3,23.9,22.9,19.5,15.8
1999,14,17.4,19.8,22.3,21.5,22.9,22.8,22.7,23,21.8,18.6,15.3
2000,12.8,13.6,17.3,19.9,21.4,22.4,23.3,22.5,22.2,21.7,17.9,14.6
2001,13.5,15.8,18.9,21.4,21.6,22.7,23.3,23.3,23.7,21.9,18.2,15.2
2002,14.1,16.2,18.7,19.9,21.4,22.3,22.2,23.1,23.5,21.7,18.6,14.8
2003,13.6,15.1,17.5,20.4,21.5,22.5,23.3,23.5,23.6,22.1,17.5,13.5
2004,13.1,15,19.7,19.6,22.4,22.6,22.6,23.8,22.8,21.2,17.8,15.4
2005,13.6,15.9,18.7,20.9,21.3,23.3,23.3,23.1,23.7,21.9,17.8,15.8
2006,14.2,17.5,19.9,20.6,22,22.8,23.9,24.3,23.3,22.5,18.3,15.2
2007,13.6,14.5,18.5,20.2,22.6,22.9,22.9,23.8,23.3,21.6,18.8,14.9
2008,13.8,14.1,18.7,21.4,22.3,22.5,23,22.9,23.6,21.9,18.4,15.7
2009,14.7,17,20,21.4,22.3,23.3,23.8,23.5,24.1,22.2,18.6,14.7
