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