1901,13.4,14.1,16.3,17.7,18.6,18.2,17.2,16.7,17.6,17,15.7,13.4
1902,13.1,14.2,17.3,18.9,19.7,18.6,17.4,17.4,17.6,16.1,15.8,13.9
1903,13,14.4,14.9,17.3,17.9,17.7,16.9,16.7,16.6,14.9,13.7,12.4
1904,12.6,15.7,17.6,18.6,18.1,18.1,16.3,16.7,16.8,15,13.4,13.4
1905,12.3,11.7,15.7,17.4,19.3,18,17.1,17.9,16.8,15.2,14.1,11.5
1906,12.7,14.1,15.6,17.9,18.6,18.4,16.9,16.6,17,14.9,13.8,13.6
1907,14.2,14.6,16.9,17.8,17.9,18.1,16.6,17,17.2,15.5,13.1,13.3
1908,12.9,13.9,16.5,17.9,19.1,18.7,16.8,17.1,16.5,14.9,13.5,13.4
1909,13.4,14.7,17.1,17.8,19.2,18.3,17,16.6,16,14.8,14.6,12
1910,12.3,13.1,14.8,16.8,18,17.7,16.7,17,16.1,14.5,13.6,12.3
1911,13.4,14.3,15.6,17.3,16.6,17.7,16.3,17.3,17.3,15.1,12.8,12.5
1912,12.5,12.8,15,18,18.6,16.8,16.5,17.2,16.7,15.1,12.5,12.4
1913,12.7,13.8,15.1,16,17.5,16.4,16.3,17.2,15.9,14.6,13.6,12.4
1914,13.3,13.6,14.1,16.7,17.5,16.8,16.5,16.7,16.3,15.2,13.1,11.7
1915,12,13.7,13.8,16.4,19,18.7,17.2,17.4,16.4,15.2,13.8,13.4
1916,14.2,14.5,16.3,17.3,18.3,18.1,16.2,16,15.8,14.3,12.4,12.5
1917,12,13.1,14.7,16,18.2,15.8,16,16.1,15.6,13.7,13.7,11.1
1918,11.2,13.7,13.3,16.8,17.7,16.3,16.1,16,15.6,15.1,13.6,12.3
1919,9.8,13.4,14.3,15.7,17.8,17.5,16.3,16.8,16,15,13.6,12.2
1920,10.9,13.6,15.6,18.1,16.6,16.4,16.6,16.4,16,14.5,13.1,11.8
1921,10.8,12.3,14.8,16.8,16.7,17.5,16.1,16.5,15.9,13.6,13,12.1
1922,12,13.7,15.2,17.7,17.9,16.4,16.2,16.7,16.1,14.1,13.5,12.1
1923,11.8,12.8,14.8,17,18.7,17.5,16.2,16.6,16.7,14.3,12.9,12.5
1924,11.3,12.6,15.8,17.4,17.1,17.2,16.4,16.7,15.5,14,11.9,12.1
1925,11.1,12.4,13.7,16,15.9,16.3,15.9,16.5,15.8,15.2,12.7,11
1926,11.1,12.4,15,15.7,16.5,17.2,16.8,16.9,16.1,15,12.1,12.4
1927,10.3,12.8,14.8,16.6,18.5,17.4,16,16.6,15.9,14.2,12.4,12.6
1928,10.8,13.5,15,16.8,18,18.2,16.5,16.5,16.3,14.7,12.5,11.6
1929,11.5,14.3,15.3,18.4,16.9,16.8,15.3,15.8,15.7,13.9,13.5,11.4
1930,11.4,12.7,15.3,15.2,16.6,16.6,15.6,16.2,16.4,15,12.4,11.7
1931,10.5,12.9,14.2,15.4,16.9,17.3,16.8,16.5,15.8,14.7,12.7,12.5
1932,12.2,13.8,14,16,17.2,17.6,16.2,16.9,16.6,14.4,10.8,11.5
1933,11.4,13.8,14.5,17.6,18.8,17.2,17.6,16.4,15.9,14.4,12.3,11.4
1934,11.4,12.5,14.6,15.1,16.1,17.7,16.5,16.3,16.2,14.2,12.9,12.4
1935,10.4,12.3,14.3,16.6,17.6,16.9,16.1,16.6,16.3,14,12.8,11.6
1936,12,13.8,15.8,16.1,16.3,18.1,17.3,16.6,16.2,14.9,13.5,11.8
1937,13.3,14.1,14.3,16.7,16.4,16.8,16.2,16.5,16.4,14.5,12.5,11.5
1938,12.1,12.3,15,16.4,17.2,16.7,16.2,16.4,15.5,13.8,13.1,10.9
1939,11.4,13.4,14.4,17,18.2,16.7,16,16.6,15.2,14.5,11.4,11.4
1940,10,13.5,13.7,19.4,19.9,17.5,16.3,17.1,16,14.7,13.2,11.7
1941,12.2,13.4,14.7,18.9,18.2,19.3,18,18.8,17.2,16.4,14.3,13.5
1942,11.7,14.7,15.4,18.5,19.4,19,17.1,17.8,16.9,16.2,14,14.1
1943,12.7,13.4,15.6,18.4,19.7,18.2,17.8,19,17.7,14.8,12.9,12.9
1944,12.5,16.1,18,18.7,19.3,18.7,18.2,16.5,17.6,14.3,15.4,13.1
1945,13.2,15.9,18.6,18.6,18.5,19.3,18.2,17.5,17.3,15.5,15.4,13.5
1946,12.4,15.3,16.5,18.2,18.9,18.1,17.5,17.6,17.6,15.8,15,13.5
1947,13.4,14,16.8,18.8,18.7,19.4,17.1,17.5,16.4,16.1,15.4,13.5
1948,12.1,15.6,17.3,18.1,19.1,19.3,17,18.3,17.7,16,15.5,15.1
1949,13.6,16.3,16.8,18.3,19.4,19.1,17.9,18.2,16.5,17.1,13.9,14.9
1950,14.8,15.1,16,18.1,19.5,18.4,17.1,17.3,18,14.8,14,13
1951,13.5,14.3,16.3,18.2,19,18.8,17.1,17.8,17.1,15.8,14.3,13.8
1952,15.1,15.3,17.7,18.1,18.4,18.1,17.4,17.9,16.8,13.6,14.2,13
1953,13.2,15.4,17.6,19.4,19.1,18.9,17.4,17.9,16.5,15.1,13.2,12.3
1954,14.1,15,16.1,18.8,18.5,18.4,16.9,17.5,16.3,14.8,13.8,12.6
1955,13.4,13.7,16.7,18.5,19.2,18.6,16.2,17.3,16.2,14.3,13.9,12.8
1956,12.6,15.2,16.4,19.1,18.1,17.2,16.3,17.1,15.7,15,13,13.3
1957,13.9,16.4,16.6,18.8,19.4,19.4,17.3,17.5,17.4,15,14.4,12.4
1958,11.6,14,15.7,18.3,18.2,18.7,16.7,17.9,17.1,15.3,14.4,12.2
1959,12.1,15.3,15.9,17.4,18.6,18.3,17.1,17.7,17.3,16,12.7,12.7
1960,13.3,13.4,15.2,17.6,18.7,19,17.3,17.7,16.6,16.7,15.3,12.7
1961,11.9,13.9,16.8,18.5,19.2,18.2,16.7,17.3,17,14.7,13.8,14
1962,12.1,16.1,16.3,18.1,18.6,18.9,17.4,18.1,17.4,16.4,14.2,13.5
1963,12.7,13.4,17,19.2,18.8,18.9,17.2,17.5,17.1,14.9,14.2,11.6
1964,12.3,14.2,16.5,19.4,19.2,18.2,17.5,17.9,17.5,14.6,14.6,13.3
1965,13.2,14.1,15.5,18.2,18.5,18.2,17,16.8,17,14.7,14.5,13.6
1966,11.7,13,14.4,18.2,18.1,17.7,16.9,17.4,16.5,15.1,12.9,12.4
1967,12.1,14.1,16.3,18.3,17.7,17.8,16.9,16.9,16.1,14.6,13.8,13.7
1968,12.9,13.5,14.2,17.8,18.3,18.1,16.7,17.2,17.1,15.7,14.2,13.7
1969,12.5,15.3,14.3,18.3,18.6,18.7,17.4,16.6,16.6,15.9,13.8,13.8
1970,12.2,13.9,15.6,18,16.9,17.8,17,17.7,16.9,15.7,12.2,14
1971,14.6,13.1,16.2,17,18.6,18,16.7,16.7,16.8,16.1,14.5,14.4
1972,14.1,14,17.1,18.6,18.6,17.7,16,16.4,17.2,16.3,15.1,13.8
1973,12.8,13.8,17.2,17.9,19,17.7,16.9,16.3,17.1,15.5,15.4,12.7
1974,14.2,13.7,15.9,17.5,18.8,17.7,15.9,16.8,16.2,13.5,13.3,13.8
1975,11.6,15.4,17.2,18.4,18.7,18.9,16.1,17.6,16.2,15.9,13.9,13.2
1976,12.5,14.2,17,18.1,18,17.5,15.9,16.9,17.4,15.2,13.3,12.7
1977,11.6,13.2,15.7,17,18.2,17.6,17,17.3,17,15.5,13.9,13.7
1978,12.8,12.9,14.9,17.8,18.9,17.6,16.9,17,16.4,14.6,14.6,14
1979,11.4,13.6,16.2,18.4,17.6,17.4,16.7,16,15.4,15,13.1,12.8
1980,13.4,13.1,16.1,17,18.9,18.2,17.3,17.2,16.5,14.7,12.5,12.8
1981,11.7,14.1,16.1,18.4,19,17.8,16.7,16.9,16.3,15.8,14,14.1
1982,13.8,14.6,16.6,18.6,18.4,18.3,16.9,17,16.5,14.9,13.9,12.7
1983,12.1,14,15.9,16.3,18.4,18.7,16.9,17.3,16.8,15.3,14.4,13
1984,12.1,13.4,15.3,18,17.9,17.3,16.1,16.5,15.4,15.5,13.5,13.7
1985,12.1,13.4,16.3,17.5,18.5,17.8,16.4,17.2,16.7,15.6,14.3,13
1986,11.6,14.5,15,17.9,17.8,17.7,16.3,17.1,16.4,15.3,14,12.5
1987,12.2,14.8,15.3,15.9,18.5,18.4,17,17.9,17.6,15.2,14.1,14.2
1988,12.2,13.8,15.3,18.3,18.6,18.1,17.4,17.6,17.1,15.1,15.2,13.5
1989,15,14.2,15.4,17.5,18.9,18.3,17.3,17.5,16.1,14.6,14.6,11.8
1990,13.5,15.1,16.2,17.9,19.2,18.4,17,17.4,16.9,15.2,14.6,13.2
1991,14,14.2,17.7,18.7,19,18.6,17.6,17.6,16.1,15,13.6,13.4
1992,12.7,12.4,16.9,17.3,17.5,18.5,17.2,17.1,16.7,15.4,13.6,14.1
1993,13.3,15.3,16.1,17.9,17.9,18,16.8,17.5,17.1,15.2,13.3,13.5
1994,12.9,14.6,16.2,17.8,18.9,18.1,17.1,16.3,15.9,15.7,15.3,14.6
1995,13.8,15.5,16.4,18.3,19.6,18.7,17,17.1,16.9,15.5,14.4,14.1
1996,12.3,14.3,15.6,17.1,19.1,17.8,17.2,16.9,17.5,15.6,13.7,13.3
1997,12.5,15,16.8,17.6,18.1,18.5,17.2,17.7,16.9,15,14.1,12.8
1998,14.2,16,16.4,19,18.9,20,17.8,17.7,17.3,15.3,15.3,13.8
1999,14,15.6,17.2,19.3,19.5,19.1,16.7,17.4,16.4,14.2,13,12.5
2000,13.7,15.5,18,18.8,18.7,17.8,17.3,16.8,17,14.8,14.4,12.5
2001,12.9,15.3,16.6,18.1,18.2,18,17.3,17,16.8,15,14.2,13.5
2002,13.4,13.6,16,18.9,18.9,18.7,17.1,17.4,17,16.3,13.9,12.9
2003,13.1,14,17.6,18.4,20.2,18.7,17.3,18,17.6,15.4,14.3,12
2004,13.2,14.1,17.5,18.2,18,17.8,17.2,18,16.7,16.5,14.8,12.9
2005,14,14.8,16.7,19.3,18.8,19.3,17.9,16.8,17.3,15.5,13.9,13.2
2006,13.6,15.3,17.6,19.5,18.8,18.3,16.9,17.9,17.3,16.2,14.1,13.3
2007,13.3,14.2,16.8,18.7,18.9,18.7,17.7,17.5,16.8,15.2,14,14.7
2008,13.7,16.4,16.6,18.8,19.7,17.7,17,18,16.6,14.9,13.7,13.5
2009,13.8,15.7,16.9,19.1,19.1,19.4,18.2,17.8,17.2,16.7,13.9,13
