1901,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1902,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1903,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1904,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1905,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1906,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1907,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1908,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1909,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1910,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1911,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1912,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1913,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1914,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1915,12.2,12.4,12.8,12.7,13.5,12.8,12.5,13.7,12.5,13.4,12.9,12.8
1916,12.4,12.4,12.7,13.4,13.2,12.5,12.1,12.4,12.4,12.2,12.3,11.9
1917,11.6,11.4,12.5,12.7,12.5,11.5,11.7,12.3,11.9,12.2,12.3,12.2
1918,12,12.1,11.7,12.2,11.5,11.2,11.6,12.9,12,12.6,12.3,12.2
1919,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1920,12.2,12.4,12.8,12.7,12.5,12,11.6,12.5,11.9,12.2,12.4,12.2
1921,12.3,12.1,11.8,12,11.8,11.5,11.6,12,11.8,11.4,12.1,12
1922,12,11.9,12,12.5,12,11.2,11.1,12.3,11.7,11.7,11.7,11.7
1923,11.4,11.9,12.5,12.4,12,12,10.9,12.2,12.1,11.8,12.5,11.9
1924,12.9,12.5,13.6,13.1,12.7,11.4,11.1,12.6,11.1,11.6,11.9,11.8
1925,11.3,11.3,11.6,12.3,12.5,11.7,11.3,12.1,11.7,12.5,12.2,12.3
1926,12.6,12.9,13.4,13.7,13.2,12.5,11.6,12.4,11.6,12.2,12.5,11.8
1927,11.8,11.9,12.6,12.2,12.1,11.6,10.7,12.6,11.7,11.9,12.7,12.3
1928,12.1,12.6,12.5,12.9,12.4,11.8,11.4,12.3,11.8,12.2,12.3,11.9
1929,12.3,12.6,12.6,12.6,12.2,11.7,11,12.5,12,12.3,12.5,12.3
1930,11.9,12.2,13.1,12.7,12.2,11.7,11.4,12.2,11.8,11.9,12.9,12.6
1931,12.7,12.9,13.6,13.4,12.9,12.2,11.3,12.5,11.8,12.4,12.5,12.2
1932,12.2,12.4,12.5,13.5,12.1,11.8,11.2,12.5,11.7,11.7,12.5,12.1
1933,12.4,12.2,12.9,12.7,12.6,11.8,11.9,12.3,12.3,11.5,11.9,11.7
1934,11.8,11.7,12,13,12.2,12.1,11.2,12.6,12.8,11.8,12.3,12.3
1935,12.1,11.9,12.9,12.9,12,11.9,11.5,12.3,11.8,12.2,12.2,12.5
1936,12.5,13,13.5,13.4,12.8,11.9,11.5,12.7,12.4,12.2,13,12.2
1937,12.2,12.5,13.5,13.4,12.6,12,11.7,12.7,12,12.4,12.8,12.8
1938,12.2,12.4,12,12.2,12,11.7,11.4,11.9,11.9,12.2,12.2,12
1939,11.9,11.7,12.5,12.4,12.6,11.7,11.7,12.9,12.2,12.2,12.6,13
1940,9.3,10.7,10.8,13.4,13.2,12.2,12.2,13.2,12.4,12.5,12.5,9.6
1941,10.6,10.8,12.1,12.4,13.4,12.3,11.8,13.4,13.1,13.1,13.5,13.6
1942,11.4,11.8,11.8,11.4,12.2,11.6,11.4,12.5,12.5,12,11.4,12.2
1943,12,11.6,11.4,12,11.6,10.8,12,11.8,12.2,12,12.3,11.2
1944,10.8,10.7,11.4,11.2,12.3,11.5,11.5,12.4,11.7,12.3,11.5,11.5
1945,11.2,11.3,12.2,11.2,11.4,11.7,11.1,12.7,12.4,12.3,12.2,12.5
1946,12,11.1,12,11.7,12.1,11.5,11,12.2,12.1,12.3,12.5,11.4
1947,12.7,12.6,13.3,13,12.6,11.6,11.2,12.5,12.2,12.1,12.8,12.8
1948,12.5,12.6,13.2,12.3,12.4,11.8,11.5,12.4,12.6,12.6,13.1,13.1
1949,12.9,12.7,12.8,12.8,12.6,11.3,10.9,12.5,11.8,12,12.2,12.5
1950,12,11.9,12.2,12.4,11.8,11.4,10.8,12.1,11.7,11.7,12.4,12.6
1951,10.9,10.8,12.1,13,12.4,12,11.4,12.9,12.6,12.6,12.4,12.8
1952,12.3,12.8,13.4,13,13,12.3,11.7,12.6,12.3,12.5,11.9,12.1
1953,11.6,12.2,12.6,13.9,12.9,12.3,11.9,13.2,12,11.8,13,12.1
1954,11,11.5,12.6,11.4,11.8,10.6,10,11.4,11.6,11.4,11.6,11.1
1955,11.7,11.9,11.7,11.9,12.5,11.4,11.2,12.4,11.2,11.2,12,11.4
1956,10.2,11.4,12,12.7,11.6,11.4,10.7,12,11.5,11.6,11.8,11.2
1957,11.1,12.7,12.8,12.8,12.5,12.2,11.7,13,12.6,12,12.4,12.4
1958,13,13.3,15.4,14,13.8,12.9,12,13.1,12.9,13.3,12.8,12.9
1959,12.8,13.1,14.3,13.8,12.8,12.2,12,12.7,12.5,12.7,12.6,13.3
1960,12.8,13.2,13.3,13.3,13.2,12.8,11.7,12.8,12.3,12.9,13.2,12.3
1961,12.2,12.6,13.8,13.5,13.5,12.1,11.6,12.9,12.1,12.6,12,12.7
1962,12.2,12.9,12.7,13,12.3,11.9,11.7,12.6,12.3,12.7,12.6,13
1963,12.2,12.2,13.2,12.4,12.1,12.2,11.9,12.9,12.5,12.9,12.3,13.3
1964,12.7,13.5,13.5,12.5,12.7,11.2,11.1,12.1,11.7,11.9,12.4,11.1
1965,11.1,12,13.4,12.4,11.9,12.6,11.9,12.7,12.3,12.5,12.5,12.5
1966,13.5,12.8,13.2,13,12.9,12,11.7,12.6,11.9,11.8,11.8,11.8
1967,11.6,11.9,11.9,11.7,12.1,11.2,10.9,12.1,11.4,12.7,12.4,12.2
1968,11.6,11.8,12.2,11.8,11.7,11.1,11.5,12.2,12,12,12.9,11.9
1969,12.2,12.5,13.2,13.2,13.4,12.8,11.8,12.6,12.1,11.7,12.4,12.5
1970,12.6,12.4,12.9,13.2,12.6,12.2,11.5,12.3,11.5,11.9,11.7,12
1971,11.9,11,11.9,12.1,11.7,11.5,11.6,12.1,11.1,11.7,11.9,11.4
1972,11.7,11.8,12.6,12.2,12.6,12.3,12.1,12.3,12.7,12.4,13,12.4
1973,13.6,13,14,13.2,12.9,11.7,11.4,12.5,11.3,11.9,12,11.2
1974,11.1,12.3,11.4,11.6,11.9,12,11.5,12.5,11.2,11.8,12.2,11.6
1975,11.7,12,12.7,12.4,12,12,11,12.2,11.5,11.5,11.7,11.2
1976,11.7,11,11.6,12.1,12.3,11.5,11.5,12.4,12.2,11.9,12.2,12.3
1977,12.3,13,13.6,12.9,12.4,11.9,11.9,12.5,12.1,12.6,12.6,12.7
1978,12.2,13.5,12.9,12.6,13.2,11.9,11.7,12.1,12,12.7,13,12.5
1979,12.3,12.8,12.5,13.1,12.3,11.8,11.9,12.9,11.8,12.5,12.7,12.5
1980,13,12.7,14,13.8,13,12.6,11.9,12.7,12.5,12.7,12.6,12.4
1981,12.2,13,13.2,12.6,12.3,12,11.6,12.4,11.5,12.2,12.9,13
1982,12.3,12.5,12.7,12.3,12.4,12.3,11.8,13,12.7,12.4,12.9,12.7
1983,13.9,14.2,14.6,13.6,13.2,12.7,12.2,13,12.6,12.4,13.3,12.5
1984,11.6,12.4,12.6,12.9,12.1,11.8,11,12.1,11.2,12.2,12.3,11.7
1985,11.8,12.4,12.7,12.6,12.4,11.9,11.7,12.3,12.1,12.2,11.8,12
1986,12.4,12,12.3,12.6,12.6,11.9,11.5,12.5,11.8,11.9,12.2,12.6
1987,12.8,13.7,13.5,13.7,12.9,12.7,12.1,12.8,12.2,12.3,12.8,12.8
1988,12.5,12.7,13,13,13.1,11.8,11.5,12,11.3,12,12.1,11.3
1989,11.5,11.4,11.3,12.3,12.1,11.9,11.2,12.4,11.5,12.7,11.8,11.1
1990,11.4,11.4,12.4,12.4,12.1,12.2,11.4,12.4,12.3,11.9,12.7,12.1
1991,12.3,13.3,13.4,13.5,13.5,13.1,11.8,12.2,12.5,12.6,12.9,13
1992,13.3,13.6,14.4,14.1,13.3,13.1,11.6,13,12,12.8,13,12.6
1993,12.8,12.8,13.6,13.9,12.9,12.7,12.1,13.3,12.3,13,13.1,13.2
1994,12.6,13.2,13.1,12.9,12.8,12.7,11.7,12.8,12.6,12,12.8,12.6
1995,12.8,13.2,13.4,13.4,13,12.8,12.3,12.3,12.6,12.5,12.9,12.6
1996,12.2,12.6,13.5,12.8,12.3,12.3,11.7,12.4,12.4,12.6,12.7,12.2
1997,12.3,12.6,12.6,13.1,13.1,12.5,12.4,13.2,12.1,13.1,13.1,13.8
1998,14,14.1,14.2,14.3,13.3,12.5,12,13,12.6,12.9,12.9,12.8
1999,12.5,11.9,12.5,12.9,12.7,12.2,11.8,12.5,11.6,12.2,12.8,12.3
2000,11.5,11.7,12.1,12.5,12.5,12.2,11.5,12.6,11.8,12.6,12.4,12.6
2001,12.2,12.4,13.4,13.1,13,12,11.8,13.1,12,13,13,13.7
2002,12.7,13.1,13,12.7,13,12,12.2,13,12.2,12.8,13,13.6
2003,13.4,14.1,13.9,13.7,14,12,11.8,12.7,12.2,12.8,12.8,12.9
2004,12.3,13,13.5,13,12.6,13,11.6,12.8,11.9,12.8,12.8,12.4
2005,12.1,12.5,13.9,14,12.9,12.7,12.4,13.2,12.4,12.2,12.5,12.2
2006,12.2,12.7,12.2,12.3,12.5,12.2,11.8,13.1,12.7,12.6,12,12.6
2007,12.8,12.1,13,12.9,13.1,12.3,11.8,12.2,11.8,12.2,12.5,11.9
2008,12,12.3,12.5,12.8,12.2,12,11.5,12.1,12.1,11.7,12.2,11.6
2009,11.9,11.6,11.3,12.5,12.1,12.1,11.3,13,12.9,12.9,13.6,13.6
