1901,10.7,10.6,12.1,13,13.8,14.5,14,14.1,14,13.5,11.5,10.6
1902,9.6,10.4,12.7,13,14.1,14.4,14.2,13.2,15.1,14.1,12.4,10.9
1903,10.7,11.8,12.4,12.8,13.4,15.2,14.4,14.2,14.9,13.5,11.2,9.8
1904,10.4,11,12.3,13.1,13.7,14.5,13.9,13.9,14.2,13.6,11.6,10.7
1905,10.3,10.3,12.2,13.2,14,14.6,13.9,14,14.4,13.6,11.9,10.5
1906,9.6,9.8,11.5,12.5,13.8,14.3,14.2,13.9,14.6,13.7,12,10.4
1907,10.8,10.5,12,13.1,13.8,14.4,13.4,13.4,13.9,13.6,12.1,10.5
1908,9.8,10,12.1,13.8,14.4,14.6,13.9,13.8,14.1,13,11.1,10.7
1909,10.1,10.5,12.6,13.4,14.6,14.3,14.3,14.1,14,13.4,11.1,10.6
1910,9.3,9.8,10.4,11.9,13.3,14,13.7,13.9,14,13.4,10.9,9.3
1911,10.3,10.6,12.1,13.5,12.4,13.6,13.9,13.8,14.2,14.1,12.4,11
1912,10.5,9.3,12.5,14.2,14,14.2,13.8,13.9,14,13.8,11,11
1913,11.1,11.7,12.2,11.5,12.5,13.3,13.6,13.8,13.8,13.2,11.2,10.4
1914,9.9,10.6,10.5,12.6,13,13.7,14.2,14.2,13.9,13.4,11.3,11.2
1915,10.1,10,10.2,11.5,14.3,14.9,14.5,14.2,14.3,13.6,11.8,10.9
1916,11.4,9.8,11.2,12.3,13.5,13.9,14.5,13.6,13.8,13.1,10.9,10.8
1917,10.3,10.2,11.6,12.2,13.8,13.5,13.6,13.6,13.7,12.9,11.5,9.5
1918,9.8,11.1,11.8,13,13.5,13.8,14.1,13.8,14.1,14.3,11.9,10.6
1919,9.3,10.7,11.9,12.2,13.3,13.8,13.8,13.9,14,13.8,12.5,10.7
1920,10.5,10.2,12,14.1,13.8,13.6,13.7,13.6,14,13.3,11.3,10.4
1921,9.9,10.2,12.1,12.8,12.3,14,13.7,13.7,14,13.1,11.7,10.8
1922,10.7,10.9,12.3,13.8,14,14.1,13.9,14.2,14.3,13.4,11.8,10.8
1923,10.4,10.4,12.1,13.2,14.2,14.3,14,14,14.1,13.2,11.1,11
1924,10.3,9.2,11.9,13.2,13.5,14.7,14.2,14.1,14,13.2,10.8,11
1925,10.7,10.4,11.3,12.2,12.5,13.7,13.8,14,14,14.3,11.8,10.5
1926,10.1,10,12,12.6,12.9,14.7,14.9,14.3,14.5,14.1,10.6,10.6
1927,9.1,11,11.7,12.6,14.3,15.4,13.9,14.3,14.4,13.7,11.5,10.8
1928,9.6,10.9,11.9,12.5,13,15,14.2,14.1,14.7,13.8,11.5,9.9
1929,10.5,11.2,12.8,13.7,13.2,13.9,13.6,13.7,14,13.9,12.3,10.5
1930,10.6,10.7,11.9,11.9,13.6,13.8,13.5,13.4,14.3,13.6,10.8,9.5
1931,9.8,11,11.2,12.1,13.2,13.8,13.8,14.1,14.3,13.5,10.5,11.1
1932,10.7,11.2,11.5,12.5,13.8,14.2,13.7,14,14.7,13.6,9.6,10.3
1933,11.4,11.9,11.7,13.8,13.7,13.8,14.2,14,13.7,13.5,10.4,10
1934,10.7,10.8,11.1,12.8,13,13.9,13.9,14.2,14.2,13.4,11.4,10.5
1935,8.9,9.3,11.6,13.1,14.1,14.5,14,14.2,14.4,13.5,10.8,10.1
1936,11.1,11.6,13,13,13.1,14.4,14.5,14.3,14.2,14,11.6,9.8
1937,11.4,11.6,12.2,13.7,13.9,14.1,14,13.8,13.7,13.2,10.1,10.6
1938,9.7,10.4,12.1,12.2,13.3,13.8,13.6,12.8,13.6,12.3,10.6,9.7
1939,10.9,10.9,11.2,12.5,13.4,14.1,13.7,14,13.2,13.6,9.9,10.7
1940,9.2,9.9,11.5,13,13.9,14.1,14.3,14.6,14.3,12.8,11.5,10.1
1941,9.7,9.4,10.8,13.1,12.7,14.7,14.2,15,14.8,14.6,10.9,10.4
1942,8.8,10.4,10.4,11.8,14.1,14.1,13.2,13.7,13.9,13.4,10.9,11.1
1943,10.2,8.2,10.7,11.7,13.1,13.4,13.5,14.6,14.6,13,11.1,10.6
1944,10.2,11.9,13.3,13.4,13.6,14.5,15.2,13.3,14.7,13.5,11.8,11.7
1945,9.5,11.6,13,12.7,12.8,14.1,14.3,13.6,14.1,13.9,12.3,10.9
1946,11.2,11.5,11.9,13.6,14.4,14.6,13.2,13.2,13.8,13.7,12.9,12
1947,12.9,11.5,11.9,12.8,13.8,14.1,12.9,13.5,14,14,13.3,11.4
1948,11.1,11.2,12.7,13.2,14.5,15.2,13.7,15.1,15.2,14.6,13.4,11.5
1949,11.2,10.4,12.2,13.7,13.6,14,13.7,13.9,13.7,14.9,10.4,10.3
1950,11,11.1,12.1,12.3,13,13.9,13.5,12.6,14.3,13.6,11.4,9.2
1951,9.4,9.9,10.9,13,13.2,14,13.7,14.2,14.4,13.6,11.5,10.5
1952,10.3,10.2,11.9,12.1,13.4,14.3,14,14.3,15,13.5,11.6,10
1953,8.8,10.6,11.8,13.9,13.9,14.2,14,14.3,14.2,12.5,11.5,10.6
1954,10.5,9.3,11.2,12.6,13.5,13.7,13.5,13.4,13.8,12.6,10.2,8.6
1955,9.9,10.2,10.7,12,13.6,13.7,13.4,13.9,13.8,12.7,11.4,10.5
1956,9.1,11.3,11.9,13.2,12.7,14,13,13.8,13.3,12.6,10.4,10.4
1957,10.4,10.2,12,13.3,14.9,16.1,15.3,14.6,15,13.6,11.9,10.5
1958,10.4,10.8,12.9,13.8,14.2,15.6,15.1,14.9,14.4,14.1,12.9,12.1
1959,11.1,11.6,12.9,13.8,14.9,14.9,14.2,14.1,14.5,13.4,11.6,11
1960,11,10.6,12.4,13.2,14.4,14.8,14.6,14.5,15,14.8,12.6,10.6
1961,11.7,11.5,12.8,14,14.5,14,14.3,14.4,14.1,13.9,10.9,11.2
1962,10.4,10.8,12.4,13.9,14.2,14.4,14.5,13.2,13.5,14.4,12.1,9.1
1963,9,9.3,11.7,12.3,14,14.2,14,13.8,14,13.2,12.2,9.5
1964,9.6,10.1,13.2,13.7,15,14.3,14,13.8,14.1,12.7,11.6,11.4
1965,10.3,10.2,11.5,11.5,13.5,13.6,13.6,13.6,13.8,13.6,11.7,11.4
1966,10.5,10.2,13.1,13.9,14.1,13.6,14.2,13.9,14.7,13.5,11.4,10
1967,10.4,10,12.3,13.6,12.6,13.4,13.4,13.3,13.4,13.4,10.6,10.9
1968,10.2,8.9,11.6,12.1,12.2,12.6,12.9,13.1,13.7,13.6,9.9,10.6
1969,9.6,10.3,14.1,13.9,13.2,13.5,14.7,14.7,15.1,13.9,11.6,11
1970,9,9.9,11.5,13.7,12.2,14.2,14.1,13.8,14.5,14.1,11.1,11.2
1971,11.2,10.2,12.2,12.3,13.9,13.7,14.1,13.9,14.6,13.8,12.8,12.4
1972,12.5,11.3,11.9,13.4,14.5,16.1,14.7,14.8,14.5,14,13.5,10.7
1973,11,10.6,10.9,13.6,15.1,14.5,14.5,12.9,14.2,14,12.1,10.2
1974,12.4,10,11.2,14.6,12.8,13.9,13.7,13.4,13.2,11.9,10.2,10
1975,9.7,11.4,12.4,12.3,14,16.7,13.9,14.8,14,14.2,12.3,10.8
1976,9.8,9.7,11.7,12.1,14.1,14.3,14.1,13.7,14.2,14.5,12.4,10.9
1977,9.5,10.8,11.8,13.6,14.5,15.1,14,14.6,14.4,13.9,12.2,11.1
1978,11,10.7,12.3,13.4,14.4,15.2,13.9,14.7,13.8,14.1,13.5,11.2
1979,10,11.2,12.9,14.3,15.2,14.8,14.4,14.7,13.8,14,12.4,12.2
1980,11.7,11.6,13.2,14.3,15.2,13,14.3,13.9,14.4,13.8,11.6,10.5
1981,10.1,11.3,13.4,14.4,14.5,15.1,14.3,14.6,14.1,13.9,11.8,10.8
1982,11,11.8,12.2,12.6,14.8,16.1,14,14.6,14.5,13.5,12.3,10
1983,11.3,11.4,9.9,13.2,14.8,15.8,14.1,13.8,14.6,13.4,12.1,10.8
1984,10.5,11.1,11.6,12.4,14.3,14.6,13.6,13.8,14,13.8,11.3,11.3
1985,9.7,10.9,12.8,13.4,13.7,14.9,13.9,13.9,14,13.7,11.9,11.3
1986,9.9,11.5,11,12.3,12.4,13.6,13.7,13.4,14.3,13.3,12.2,11
1987,9.4,10.9,12.3,12.3,13.8,14.6,14.1,14.4,14.2,12.9,11.3,11.2
1988,12,11.3,13.1,13.2,12.9,13.6,14.1,13.8,14.1,13.4,12.4,10.2
1989,11.2,11,10,13.3,14.6,14.4,14.1,13.5,14.1,13.3,12.7,8.8
1990,11.4,11.5,13.5,13.8,14.4,14.5,13.6,14,14.1,13.3,12.8,10.5
1991,12.1,11.6,12,13.6,14.4,15.5,15.6,14.3,14.6,13.9,12.5,11.3
1992,11.6,10.9,13.5,13.7,13.8,16,15.1,14.3,14.3,13.7,13.3,12.7
1993,11.2,12,12.7,13.4,13.4,15.4,14.2,14.7,14.3,13.7,11.9,10.5
1994,11.7,12.2,12.3,14.6,13.9,13.8,13.7,13.8,13.5,13.5,12.4,11.4
1995,11.7,10.7,12.5,14.5,15.5,15.1,14.7,15.2,14.6,13.9,12.4,12.7
1996,9.6,10.2,11.5,13.2,14.4,14.5,15.1,14.5,15,14,11.8,11.9
1997,11.7,11.5,14,13.4,14.1,15.4,13.8,14.3,14.2,13.3,13.3,12.5
1998,11.8,11.7,13.7,14.6,14.8,15.8,14.8,15,15.1,15.4,14.1,12.6
1999,11.4,10.7,12.2,13.8,14.5,14.5,14.4,13.9,14,13.5,11,10.3
2000,10.4,10.9,13.2,13.7,14.4,15.2,14.4,14.4,14.7,14.4,12.7,11
2001,10.3,12.6,12.2,13.5,14.5,15.3,14.5,14.6,14.9,14.1,12.5,11.5
2002,11,11.5,13,13.2,14.6,15.2,14.7,14.8,15,14.8,12.7,11.9
2003,11.9,11.8,13.5,12.8,15.2,15.9,14.1,14.8,15,14.7,13.3,10.5
2004,11.7,12,13.8,14.3,14.2,15.4,14.3,14.7,14.5,14.9,12.8,11.4
2005,11,11.4,13.7,14.3,14.3,15.3,14.8,15,14.6,13.7,12.1,11.9
2006,11.8,11.1,13.1,13.8,14.3,14.4,14.8,14.9,14.7,14.8,12.1,12.6
2007,10.8,11.4,13,13.9,14.5,15.7,14.9,14.4,14.7,13.8,12.2,11.8
2008,11.4,12.1,12.7,13.1,15,14.5,14.2,14.6,14.4,13.8,10.9,11.4
2009,11.5,11.3,12.1,14.7,14.8,15.4,15.2,14.5,14.9,15,11.9,12.9
