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