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