1901,15,15.6,14.9,14.6,14.1,12.7,11.9,13.1,13.9,14.2,14.3,14.6
1902,14.9,14.9,15,14.5,14.1,12.5,12.5,12.7,13.9,14.1,14.8,14.9
1903,15.3,16.3,15,14,13.3,12.2,11.8,12.3,13.7,13.7,13.9,13.7
1904,14.3,14.6,14.3,14,13.1,12.7,11.6,12.6,13.5,13.7,14.6,14.6
1905,14.9,15.6,14.5,14.4,13.8,13.1,12.2,12.6,13.5,14.3,14.6,14.4
1906,15,15.4,14.9,14.7,13.7,12.1,11.8,12.4,13.8,13.5,14.6,13.9
1907,14.6,14.4,15.1,14,13.6,12.6,11.6,12.5,13.7,13.9,14.6,14.8
1908,15.1,15,15,14.5,13.9,13,11.6,12.2,13.3,13.3,14.1,14.3
1909,14.5,14.7,14.9,13.8,13.9,11.8,11.5,12.1,13.6,13.9,14.1,14.2
1910,14.1,14.6,13.9,14.5,13.2,12.7,11.7,12.5,13.5,13.5,14.6,14.2
1911,14.4,15.6,14,14.6,13.5,12.4,12.2,12.8,14,14.3,14.6,15.3
1912,16.1,16.2,15.4,14.8,14.2,13,11.7,12.7,13.5,13.8,13.8,14.4
1913,14.9,15.3,14.9,13.9,13.3,12.3,12.1,12.3,13.1,13.8,14.7,14.9
1914,14.9,15.9,15.3,14.4,14.3,13,12.2,13,13.5,13.5,14.2,15.2
1915,15.9,15.9,16.2,15.6,14.5,12.5,12.2,13,13.3,14,14.1,15.1
1916,15.3,15.5,15.1,14.9,13.5,11.1,10.5,11.5,13.6,13.4,13.3,14.6
1917,15,15.1,15.4,14.5,13.4,12.5,11.5,12.1,12.8,13.5,14.5,13.6
1918,15.2,15,15.7,14.2,12.1,14.2,12.4,14.4,14.3,14.4,15.1,15.5
1919,15.9,16.4,15.8,14.8,14,13.3,12.2,13,13.9,14.7,14.6,14.7
1920,15,15.1,14.9,14.9,13.5,12.8,12.5,12.5,13.6,14,14.7,14.8
1921,15.1,15,15.2,14.1,13.7,10.4,10.5,11.8,13,13.8,14.9,15.5
1922,15.5,15.7,15.3,15.3,14.1,12.6,12.6,12.4,14,14.1,15.1,14.6
1923,14.7,15.3,15.1,14.2,14,13,12.4,13.1,14.3,14.2,15.4,15
1924,16.3,15.6,15.4,14.9,13.9,12.7,12,12.5,13.5,14.1,14.5,14.5
1925,14.8,14.5,14.5,14.6,14.5,13.1,11.9,13.7,13.6,14.9,15.2,15.6
1926,16.6,16.4,15.3,14.8,14.2,13.3,12.1,13.2,14.6,15.8,16.5,16.3
1927,16.3,16.2,16.1,14.8,14,12.9,12.1,13.2,14.9,15.9,16.4,16.6
1928,16.5,16.8,15.3,14.8,14.8,13.1,12.1,13.2,14.6,15.1,16.5,16.3
1929,16.6,16.4,16,14.8,14.3,13.1,12.1,12.9,14.3,15.1,16,16.2
1930,15.9,16,15.3,14.8,13.8,13.1,12.1,12.6,13.7,15.3,15.9,16.7
1931,16.5,16.5,15.4,15.1,14.4,13.1,12,13.3,14.3,15.4,16.6,15.9
1932,16,16.4,15.7,14.8,13.2,12.2,12.6,13.1,14.5,15.2,15.6,15.8
1933,16.2,16,15.9,14.7,14,12.8,12,12.9,14.6,14.7,15.5,15.9
1934,15.6,15.3,15.9,14.7,14.2,13.2,12.1,12.5,13.7,15.3,15.7,16.1
1935,15.9,16.1,15.9,14.6,13.8,12.8,12.1,12.6,14.3,15.3,15.8,16
1936,16.2,16.5,15.3,14.8,14.6,12.7,12.1,12.9,14.5,15.3,15.6,15.9
1937,16,15.5,15.9,15.8,14.8,14.1,13.7,14.5,15.2,15.3,16.6,16.3
1938,16.5,16.2,16,16,14.8,13.4,13.2,14,15.3,15,16.3,16
1939,16,16.1,16,16.7,15,14.6,13.7,13,14.6,16,15.8,15.7
1940,16.2,17.3,16.7,15.8,15.4,14.2,13.6,13.7,15.7,16.5,17.1,15.9
1941,16.9,16.9,17.4,16.2,16.1,13.5,13.5,14.5,15.8,17.1,18,17.5
1942,17.6,18.2,17.1,16.8,15.7,15.1,14.4,15.6,15.8,17.2,17.9,16.2
1943,18.1,17.3,17.2,17.2,16.2,15,14.5,14.8,15.2,16.6,17.9,16.9
1944,17.4,16.5,15.8,17.2,16.6,15.4,13.5,14.6,16.5,16.8,16.7,17.3
1945,17.6,17.2,17.4,17.3,16.3,12.6,14.3,15.1,16.3,16.2,17.1,16.9
1946,17.5,18.1,17.2,14.9,14.3,14.2,11.9,14,15.3,16.1,14.8,16.2
1947,17.4,17.6,17,16.6,15.9,12.1,11.6,11.8,15.2,15,15.4,14.2
1948,16.3,15.3,14.4,14.2,14.7,13.2,11.8,13.4,14.2,15,15.5,14.9
1949,17.3,14.8,15.2,13.9,13.8,12.4,11.6,12.1,14.1,14.7,15.6,16.2
1950,15,15,14.5,14.3,13.9,12.1,11.5,13,14.6,15.2,16,14.2
1951,15.2,14,14.5,13.9,14.5,13.2,12.5,13,14.4,15,15.1,15.1
1952,15.4,14.8,15.4,13.5,13,10.1,10.4,11.2,12.6,14.4,14.5,14.3
1953,14.7,15.3,14.8,14.5,13.1,12.1,10.5,12.6,14.8,14.8,14.7,14.9
1954,14.8,14.9,14.3,14.2,12.7,12.2,11.3,13.2,13.8,13.4,14.4,14.7
1955,14.7,14.9,14.5,14,12.9,12.5,10.6,12.1,13.8,14.2,15.2,14.6
1956,14.3,14.5,14.6,13.1,12.2,11.1,11.3,11.7,14.3,13.7,14.6,14.7
1957,14.9,15,15,14,14.2,12.8,10.9,12.4,13.3,14.3,15.1,15.4
1958,16.3,16.6,15.7,15.4,13.9,14.2,14.3,12.6,15.1,15.3,13.7,15.3
1959,15.3,16,15.9,15.5,14.5,14.4,13.9,11,12.9,14,14.7,15
1960,16.5,15.8,15.2,13.3,12.4,13.8,13.2,14.6,15.3,14.6,13.5,15.3
1961,16.3,15.8,15.8,15.3,15.1,13.4,14.1,14.4,15.5,15.8,15.9,15.1
1962,15.8,15.5,15.3,15.7,15,13.8,12.5,13.5,15.6,15.4,16.9,15.5
1963,15.5,15.1,15.1,15.5,14.7,14,13.9,15.2,15.1,16,15.5,16.2
1964,16.4,16.4,15.5,15.5,14,12.7,12.2,14.1,14.7,14.7,15.1,16
1965,16,16,15.2,14.9,14.4,13,12.9,13.4,14.6,15.9,16.1,16.3
1966,16.7,16.3,15.2,15.2,14.5,12.5,11.8,12.5,14.2,14.9,15.7,15.5
1967,16,15.6,15.1,14.9,14.6,12.6,11.7,13.1,14.7,14.5,15.3,15.4
1968,15,15.6,15.1,14.2,13.2,12.7,12.2,13.3,14.3,15.1,15.7,15.8
1969,15.6,16.2,16.1,15.7,15.1,13.2,12.5,13.3,15,15.9,16.6,15.8
1970,15.6,15.9,15.2,15.3,14,13.2,10.4,13.3,14.3,15.4,15.9,14.9
1971,15.8,15,15.2,14.4,13.1,12.5,12.2,13.1,14.6,14.5,15.7,15.4
1972,15,15.5,15.2,14.9,14.1,13.5,13.1,13.3,14.2,15.6,16.5,16.6
1973,16,16.5,16.5,15.6,14.1,12.4,11.5,12.4,13.5,14.7,15.3,14.8
1974,15,14.6,14.9,14.2,12.7,11.6,11.3,11.9,13.7,14.4,15.1,14.7
1975,14.7,15.3,15.1,15.1,13.6,12.8,11.4,12.7,13.4,14.5,15.1,15
1976,15.1,14.9,14.6,14.1,12.9,12.1,12.1,12.5,13.3,15,14.9,15.2
1977,15.6,15.1,15.4,14.5,13,11.6,12.5,12.7,14.5,14.8,15.3,15.7
1978,15.3,16.1,15.5,14.9,13.8,13.2,11.3,11.6,13.7,14.7,15.4,15.5
1979,15.9,15.6,15.2,14.5,13.5,11.7,12.1,12.8,14.7,15.4,16,15.5
1980,15.9,15.9,15.8,14.8,13.3,12.2,12.2,13.5,14.2,14.9,15.4,15.5
1981,14.6,14.3,14.3,14.1,13.7,12.9,11.1,12.4,12.3,13.1,14.3,15.4
1982,15.9,15.1,15.7,15.4,13.9,13.8,12.8,11.9,12.9,14.1,15.5,15.2
1983,16.7,16,15.6,16.5,14.6,12.6,12.9,13.2,13.8,14.1,15.2,15
1984,14.5,14.5,14.9,14.6,14,12.9,12.4,11.9,13.3,16.1,14.1,15.6
1985,15.9,14.9,16,13.4,14.3,11,11.8,12.1,13.3,14.2,14.5,15
1986,14.9,15.5,15,15.2,13.9,12.1,11.7,12.9,13.4,13.9,15,15.5
1987,16.2,15.3,15.2,15.4,14.1,12.6,12.8,12.8,14.3,15.6,15.4,15.5
1988,15.6,16,15.6,15.4,14.2,11.9,10.3,12.8,13.9,14.3,14.8,15.1
1989,14.5,14.5,14.2,14.5,13.2,10.8,11.7,12.5,13.7,13.8,14.4,15.4
1990,14.9,15.2,14.5,14.7,14,12.6,12,11.7,13.2,15,15.4,15.2
1991,14.8,15.3,15.1,15,14.2,13.1,11.7,12,13.5,14.5,14.8,15.3
1992,16.2,16.5,16.6,14.9,14.7,13.5,11.2,12.7,12.4,13.3,13.8,14.4
1993,15,15.9,16,14.8,14.1,12.6,12.2,11.7,13.4,14.4,14.8,15.1
1994,15.6,15.7,16.6,15.4,14.6,13,12.4,13.2,14.2,14.8,15.8,15.8
1995,16.5,16.4,15.6,15.6,13.8,13.5,13.3,14,14.6,15.3,15.6,15.5
1996,15.2,15.4,15.6,15.2,14.5,12.1,12.2,12.9,14.1,14.7,14.9,15
1997,15.6,15.2,14.9,15,14.1,13.1,13.3,12.6,14.7,15.7,15.8,16.2
1998,17.4,17.6,17.2,16.5,15.1,13.1,13.2,13.9,14.4,14.9,15.3,15.5
1999,16,15.4,15.1,14.8,14,13,11.8,12.5,14.4,14.3,15.6,15.1
2000,15.1,15.1,14.8,15.4,14.7,13,11.6,13.4,14.6,14.3,16.3,15.5
2001,14.9,15.2,15,15.4,14.3,12.5,12.6,12.8,14.4,15.2,16.3,15.7
2002,16.1,15.4,15,15.2,14,12.9,11.6,13.1,14.1,15,15,15.3
2003,15.8,15.7,15.9,15.1,14.1,13.3,12.3,11.6,14,14.7,15.7,15.5
2004,15.7,16,15.9,15.2,14,12.2,11.9,12.2,14,14.8,15.5,15.5
2005,16.6,15.7,15.7,15.3,14.6,13.5,12.4,13.4,13.8,14.7,15.2,15.6
2006,15.4,15.4,16.1,15.1,13.5,13.5,12.7,12,14.8,15.1,15.3,15.1
2007,16.4,16.1,15.5,15.3,14,13.3,12.6,13,13.5,14.8,15.4,15.6
2008,15.5,15.4,14.9,14.7,13.7,12,12.9,13.9,13.4,14.7,15.6,15.3
2009,15.6,15.4,15.3,15.1,14.2,12.9,12.7,13.5,14.3,15.6,16,15.4
