1901,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1902,15.2,15.4,16.2,16.9,16.8,16.1,15.8,16,16,16.2,16.2,15.7
1903,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1904,15.2,15.4,16.2,16.8,16.8,16.2,15.7,15.9,15.9,16.1,16.2,15.7
1905,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1906,15.2,15.4,16.2,16.9,16.8,16.1,15.8,16,16,16.2,16.2,15.6
1907,15.1,15.3,16.1,16.8,16.7,16.2,15.8,16,16,16.2,16.2,15.7
1908,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1909,15.2,15.4,16.2,16.8,16.8,16.1,15.8,15.9,16,16.2,16.1,15.6
1910,15.2,15.4,16.2,16.9,16.8,16.1,15.8,16,16,16.2,16.1,15.6
1911,15.1,15.4,16.2,16.9,16.8,16.2,15.7,16,16,16.2,16.2,15.7
1912,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1913,15.2,15.4,16.1,16.9,16.8,16.2,15.7,16,16,16.2,16.2,15.7
1914,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1915,15.2,15.4,16.2,16.9,17.7,16.8,16.5,16.9,16.4,17.1,16.5,16.2
1916,15.4,15.4,16.2,17.5,17.3,16.4,16.2,16,16.4,16.1,16.1,15.4
1917,14.7,14.7,15.7,16.6,16.7,16.2,16,15.6,15.8,16.1,16.2,15.5
1918,14.8,15.1,15.6,16.5,16.4,16,15.7,16.2,16.3,16.4,16.2,15.5
1919,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1920,15.2,15.4,16.2,16.9,16.8,16.2,15.8,16,16,16.2,16.2,15.7
1921,15.3,15.3,15.7,16.1,16.5,15.6,15.1,15.6,15.9,15.5,15.8,15.5
1922,15,15,15.6,16.4,16.1,15.6,15.5,15.6,15.8,16.2,15.8,14.7
1923,14.2,14.4,14.9,16.1,16.4,15.7,15.2,15.8,16,16,16.2,15
1924,15.1,15.1,16.3,17.1,17.1,15.7,15.3,15.4,15,15.2,15.5,14.9
1925,13.9,14.4,15.3,16.4,16.7,16,15.7,15.4,15.6,16.4,15.9,15.7
1926,15.1,15.5,16.4,17.1,17.2,17.3,15.6,15.9,15.5,15.7,16,14.8
1927,14.3,14.2,15.6,15.9,16,15.5,14.9,15.3,15.5,15.5,16.1,15.7
1928,14.8,14.8,15.4,16.2,16.3,15.7,15.2,15.6,15.6,15.8,16,14.9
1929,14.4,14.7,15.2,16.2,15.8,15.7,15.2,16,15.7,16.1,15.7,14.9
1930,15,15.3,16.4,16.9,16.7,16.1,15.7,15.8,15.9,16.1,16.4,15.9
1931,15.5,15.7,16.6,17.3,17,16.3,15.6,16,16,16.3,16.2,15.6
1932,15.2,15.4,16,17.3,16.6,16.1,15.6,16,15.9,16,16.3,15.6
1933,14.8,14.4,15.5,16.7,16.6,15.7,15.2,15.6,15.7,15.4,15.2,14.6
1934,14.1,13.9,14.9,16.3,16.6,16.5,15.3,16,15.7,15.3,16,15.3
1935,15.1,14.9,15.2,16.6,16.1,15.7,15.5,15.3,15.7,15.9,16.1,15.6
1936,14.6,14.9,15.9,16.3,16.7,15.9,15.5,15.9,15.8,15.7,16.2,15.5
1937,14.8,14.9,16,16.5,16.4,16,15.6,15.7,16,16.2,16.5,16
1938,15.8,15.9,15.2,15.8,15.8,15.9,16.4,15.7,16,16.7,16.2,15.8
1939,14.3,13.9,14.7,15.6,16.6,16.1,16,16.2,16,16.7,16.9,16.8
1940,15.5,15.7,16.3,17.1,17.6,16.7,16.4,15.5,16.6,16.6,17.1,16.4
1941,15.8,16.1,17.4,18,17.3,16.3,16.3,16.7,16.6,16.8,17,16.5
1942,16.5,16.7,17.4,17.4,16.3,16.1,15.8,16.5,16.7,16.9,16.7,16.2
1943,15.6,14.7,15.3,16.2,16.3,16,15.5,16,16.4,16.8,16.6,16.3
1944,15.4,15,15.7,16.7,16.2,16.2,16.1,16.6,16.2,16.9,16.7,16.2
1945,15.4,15.5,16,17.3,16.9,16.6,16.3,17.4,17.3,16.8,16.7,16.2
1946,15.4,15.2,16.1,16.2,16.6,16.9,16.2,16.2,16.7,16.5,16.4,16.3
1947,15.3,15.9,16.3,17.6,17.6,17,15.8,16.5,16.4,16.5,16.9,16.5
1948,15.2,15.3,15.9,16.5,16.9,16.1,15.9,15.8,16.1,16.5,16.5,16
1949,14.7,14.8,16,16.4,16,15.2,15,15.7,15.5,15.9,15.6,15.5
1950,14.3,14.7,15.4,16.4,16,15.6,15.5,15.4,15.9,15.9,16.4,15.6
1951,14.7,14.6,15.6,16.7,17.1,16.2,15.4,16.2,16.7,16.8,16.9,16.4
1952,15.6,15.7,17,16.5,16.9,16.6,15.6,15.7,15.7,16.4,16.4,15.9
1953,15.1,15,15.9,16.6,16.4,16.2,15.6,16.1,16,16.4,16.2,15.7
1954,14.9,15.1,16,16.7,16.5,16,15.5,15.7,16.2,15.4,16,15.1
1955,14.2,14.6,14.7,15.9,16.5,15.8,15.6,15.4,15.2,15.7,15.1,14.8
1956,15.2,15,15.6,16.6,16.3,15.6,15.4,14.9,15.3,15.2,15.7,15.1
1957,13.9,14.7,15.6,16.8,16.5,16.1,15.6,15.9,16.1,16,15.9,15.6
1958,15.5,15.3,16.7,17.9,17.2,16.5,16.4,16.5,16.7,16.4,15.9,16
1959,15.9,15.4,16.4,18.1,17,16.1,15.9,16.1,15.5,16,15.8,16.3
1960,15.3,15.1,15.9,16.6,16.1,15.4,14.7,16.7,16,16.4,16.5,16.3
1961,16.1,15.9,16.7,17.3,17.4,15.9,15.7,16,16.3,16.6,16.6,15.6
1962,15.5,16.1,16.2,18.1,17.1,16,15.2,16.5,16.4,16.8,16.8,16.6
1963,15.7,15.8,16.5,17,16.6,16.9,16.4,16.7,16.8,16.4,16.6,16.2
1964,16.2,16.5,17.5,17.2,17,16.2,15.8,15.9,16,15.6,15.7,15.1
1965,15.6,15.6,17.3,17.7,16.5,16.4,16.2,16.1,17,16.7,16.9,16.6
1966,16,16.6,16.7,17.7,17.4,17.2,16.1,16.5,16.5,16.5,16.7,16
1967,15.3,16.1,17.2,16.9,17.1,16,15.9,16.3,16.1,16.4,16.8,15.6
1968,15.5,15.8,16.2,16.2,15.6,16,15.6,16,16.1,16.2,16.1,16.1
1969,15.4,15.4,16.6,17.6,17.5,17.2,16.7,16.3,16.1,16.1,16.5,15.8
1970,15.5,15.5,16.2,17,17,16.4,15.8,16,16.1,16.6,16.1,15.6
1971,14.6,14.9,15.5,16.1,16.4,15.9,16,15.5,15,15.1,15.8,14.8
1972,14.6,15,15.6,16.2,16.5,15.9,16.2,16,16.4,16.4,16.2,16.9
1973,16.3,17,16.6,15.9,15.8,16,16.2,15.8,15.1,18,16.3,14.9
1974,14.8,15.7,15.5,16.7,17.2,16,16.2,15.4,15.5,16,16.1,14.9
1975,14.7,13.7,16.1,17.3,16.2,16.1,15.6,15.8,15.8,15,15.8,16.2
1976,14.7,15,15.2,16.3,17.2,15.7,16.4,17.8,16.8,17.6,16,16
1977,16.1,16.1,16.8,18.1,16.4,16.3,16.6,16.3,16.3,16.4,16.2,15.3
1978,14.5,17,16.7,16.7,16.9,15.7,16.3,15,16,15.7,16.3,16
1979,14.9,15.4,15.6,16.7,16.5,16.2,15.9,16,16.5,16.3,16.8,15.7
1980,14.5,15.8,16.2,17,17.5,17,15.8,16.4,16.4,16.2,16.2,15.9
1981,15.9,15.4,16.5,16.6,16.9,16.3,15.4,15.5,15.8,16.1,16.5,15.8
1982,15.8,15.9,16,16.3,16.6,15.7,15.3,15.8,16.2,16,16.2,15.6
1983,15.8,15.8,16.4,16.7,17.1,16.1,15.9,16.2,16.3,16.3,16.1,15.1
1984,14.1,14.9,16.6,17.5,16.5,16,15.3,15.6,15.7,15.9,16.1,15.8
1985,15.1,14.6,16.6,16.9,16.3,15.2,14.6,15.2,15.5,15.7,15.3,14.8
1986,14.7,14.6,15.9,16.3,17,16.3,15.5,16.3,16.3,16.1,16.1,15.5
1987,15.3,15.5,16.5,17.1,17.4,16.4,16.2,16.3,16.7,16.8,16.6,15.9
1988,15.6,16.1,17.4,17.9,17.2,16.7,15.6,16.1,16.3,16.3,15.4,15.2
1989,14.5,14.1,15.3,16,15.3,14.8,14.6,15.1,14.9,16.7,14.9,13.8
1990,13.5,15.8,16.8,15.7,16.6,16.1,15.2,15.1,16.2,15,16,15.4
1991,15.5,15.9,16,16.5,16.5,15.6,14.3,14.1,15.4,15.1,15.3,15.1
1992,14.5,15.2,16.1,16.5,15.9,15.9,14.1,14.8,15.3,15.3,15.6,15.3
1993,14,14.5,14.2,15.2,15.9,15.1,14.6,16.4,16.2,16.9,16,15.9
1994,15.4,15.1,15.6,16.6,16.3,16,14.9,14.9,15.3,15,14.9,13.5
1995,14.4,15.5,16.2,17.2,16.7,16.5,15.3,15.3,16,15.9,15.5,15
1996,14.6,14.5,16.5,17.1,16.6,16.1,16.1,16.1,16.3,17,16.8,15.9
1997,15.2,15.3,16.6,17.5,16.7,16.7,16.1,16.6,16.4,17.2,16.2,15.1
1998,15,14.9,14.5,17.9,17.5,15.4,16.7,16.5,16.8,16.9,16.3,15.8
1999,15.4,15.2,16,16.4,17,16.3,15.8,15.3,15.6,16.7,17.3,17
2000,16.2,15.4,16.4,17.1,17.1,16.8,16.8,16.3,16.2,16.8,17.1,16.1
2001,15.6,16,16.3,17.3,17.7,16.6,16.5,17.1,16.8,17.3,17,16.7
2002,16.3,16.8,16.3,16.6,17.1,16.4,17.2,16.7,16.1,16.6,16.4,15.7
2003,17,16.8,16.8,17.5,17.3,16.8,16.2,17.1,16.5,16.9,17,16.4
2004,16.1,16.4,17.2,17.2,16.6,16.5,16,16.2,16.7,17.4,17.2,16.4
2005,16.8,16.7,17.5,17.6,17.7,17.1,15.3,16.5,16.7,16.8,17.4,16.3
2006,15.3,16.4,16.6,18.2,17.7,17,16.5,17.4,17.5,17.4,17,17
2007,17,16.8,17.1,17.8,17.6,16.5,16.8,16.6,16.5,17,17.2,16
2008,16,15.9,16.9,18.3,17.1,17.1,16.7,17,16.9,16.5,16.2,15.1
2009,14.7,16.2,16.1,18.3,17.4,16.1,15.9,16.7,16.7,17.3,17,16.4
