1901,10.8,12.1,11,10.9,12.3,15.4,17.5,18.2,17.5,15.7,13.7,11.8
1902,10.5,11,10.7,10.9,12,13.9,16.3,17.4,16.9,15.3,13.8,12.3
1903,10.8,11.5,10.1,11.6,12.1,14.9,16.5,18.5,16.2,14.9,14.1,11.6
1904,10.8,10.9,10,11.6,12.3,13.9,15.5,16.7,15.6,13.7,13.6,12
1905,10.9,10.5,10.7,11.7,12.8,14.5,18,17.7,16.3,15.1,13.7,12.2
1906,12,10.6,10.4,11.1,11.9,15,17,18.3,17.2,14.2,13.3,11.9
1907,11.1,10.1,10.5,12.8,12.2,15.1,17.1,17.7,16.8,15.6,12.3,11.8
1908,10.3,9.8,11.3,11.7,13.5,15.5,17.6,18.7,18.2,14.3,13.2,11.7
1909,10.9,9.9,10.7,10.7,12.2,14.4,16.7,18,16.5,15.4,12.3,12.1
1910,10.7,10.5,9.6,11.6,12.4,14.5,17.1,18,16,14.5,14.4,12.7
1911,11.3,11.2,11,10.9,13.2,14.9,16.9,17.5,15.6,14.3,12.8,12.4
1912,10.9,10.1,9.7,10.2,11.8,14.7,16.2,17.7,16.6,15.3,14.2,11.9
1913,10.7,10.9,10,10.5,13.1,15.6,16.9,17.9,16.3,14.1,13.8,12.7
1914,11.6,10.5,11.2,11.5,12.5,14.7,16.7,18.2,17.9,16.4,13.8,11.7
1915,11.4,11.5,11.5,11.4,13.6,15.8,18.1,18.1,17.5,15.5,14.7,13.1
1916,12.6,11.4,10.8,12,13.7,16.1,16.1,18.2,17.3,16.2,14.4,11.7
1917,10.2,10,10,11,12.9,14.1,16.6,17.7,16.7,15,14.5,11.5
1918,11,10.4,11,10.9,12.6,15.1,16.7,17.8,15.9,14.7,14.9,13.8
1919,12.9,12,10.8,11.3,12.7,14.9,16,18.3,16.6,16.3,13.4,12.5
1920,12.2,9.6,10.8,12,13.1,16.3,16.8,18.7,17.4,15.4,13.8,12.2
1921,12,10.6,10.9,11.6,13.8,15.5,17.4,18.3,17.2,14.9,13.6,12.3
1922,10.8,10.1,10.6,11.9,13.3,14.9,17.2,17.7,17.2,15,14.9,12.6
1923,12.1,11.6,11.1,10.5,12.6,14.1,16.6,18.9,16.7,15.7,13.3,12.3
1924,10.7,9.8,11.2,11.3,12,14.4,15.8,16.7,16.4,15.8,13.3,12.6
1925,10.5,9.7,9.6,10.8,12.8,15.5,17.3,18.1,17.2,16.2,13.9,12.1
1926,11,10.4,11,10.8,12.8,15.8,16.5,17.5,16.9,15,13.1,11.8
1927,10.9,11.3,11.2,12.4,13.3,14.6,16.3,17.2,16.2,15.8,12.8,12.1
1928,12.1,11.1,10.9,10.4,12.2,14.5,17.2,16.8,15.3,14.7,13.7,12.6
1929,12.1,10.6,10.7,11.3,12.2,14.7,15.6,17.5,16.9,15.4,14.9,13.1
1930,10.3,10.1,11.2,10.7,13.5,15.5,17.3,17.8,17.7,14.9,13.9,11.8
1931,11.6,11.5,11.5,11.1,13.1,14.3,16.6,18.1,16.5,16.2,14.3,12.9
1932,12.2,11.3,10.9,10.8,12,15.2,16.4,17.3,16.7,15.2,13,11.1
1933,10.6,11,11.8,11.7,13.1,15.1,17.2,18.1,17.2,15.4,13.7,11.6
1934,11.2,9.7,10.8,10,12.2,14.7,16.3,18.1,16.2,15.6,13.1,12.7
1935,11.4,10.7,11.2,11.8,12.7,13.9,16,17,16.7,14.8,13.3,12.9
1936,11.5,9.7,9.9,10,11.6,13.6,16.8,17.5,17.5,15.3,13.6,11.3
1937,8.9,11.4,10.9,11.6,12.5,15.2,18.2,18.4,17.7,14.8,12.4,11.8
1938,11.4,10.6,10.7,12,13.1,16.2,17.7,18.3,16.9,16.5,14.2,12.1
1939,11.4,11.3,11.2,12.2,13.2,15.7,17.6,17.9,16.3,14.5,13.3,12.6
1940,11.6,10.6,12,11.1,12,14.7,16.9,17.9,17,15.5,14.7,12.6
1941,11.2,11.3,11.4,11.7,13.6,16.3,17.3,18.3,18,15.6,14.1,12.2
1942,11.9,11.4,10.7,11,12,15.4,15.8,17.8,18.1,15.4,13.3,11.7
1943,11.3,10.4,9.5,11.7,12.4,16.5,16.9,18.4,15.6,13.5,14.2,12.5
1944,12.3,10.8,12.1,12.2,12.4,15.2,17,18.1,16.9,15.3,14.9,11.7
1945,11.9,12.3,13.1,11.8,12.3,15.2,16.2,17.5,16.3,15,12.8,12.1
1946,10,12.1,10.2,11.3,12.2,15,16.6,17.4,16.6,14.4,12.8,11.7
1947,8.7,10.7,11.2,11.4,12.1,14.4,16.7,17.3,15.7,16.1,16.2,14.3
1948,12.7,11,11.8,10.8,11.9,15.3,16.8,18.2,17.3,16.5,14.8,11.9
1949,11,11.2,10.7,11.6,12.6,16.4,18.2,18.5,16.6,15,14.8,11
1950,10.4,11,11.2,11.4,12.8,14.8,16.9,17.3,17.3,15.8,14,12.5
1951,12.1,10.9,11.5,12.8,13.7,15.5,17.1,19,17.7,15.4,13.4,12.1
1952,10.5,12.1,11.4,11,13,15.1,17.2,18.1,17.5,15.6,14.3,13.8
1953,11.6,10.5,11.2,11.5,13.6,15.3,18.2,19.2,18.1,15.2,14.4,10.8
1954,11.1,10.3,11.4,10.7,12.8,15.3,16.5,17.6,17.6,16.8,13.4,11.7
1955,13.2,10.8,9.9,11.6,14.8,15.2,17.5,18.4,17.8,15.6,12.9,13.1
1956,10.6,11.1,10.4,11.6,13.2,14.5,17.5,18,17.4,15.9,14,11.6
1957,10.9,9.7,11.6,10.2,12.7,15,15.8,17.9,17.5,15.7,13.9,11.8
1958,11.7,11.5,12.5,10.6,12.7,15.5,16.7,17.1,17,16.5,13.2,10.8
1959,10.6,9.8,9.8,11,12.7,15.6,16.3,17.5,17.3,15,13.4,12.6
1960,11.3,9.8,10.3,11.7,12.9,15.1,17.5,18.8,17,15.4,13.9,10.9
1961,11.9,11.6,11.3,13.6,13,15.4,16.7,18.5,16.9,15.5,14,12.1
1962,10.1,10.7,11.8,11.1,12.5,15.1,17.1,17.3,16.9,14.7,13.2,12
1963,10.4,10.1,10.4,12,12.7,14.8,17.2,17.7,17.3,16.4,13.2,10.4
1964,9.8,10.6,10.3,11,13.5,13.6,15.9,17,16.9,15.6,15.2,12.7
1965,12.1,10.8,11.9,12.2,13.8,16.1,16.6,18,17.8,14.7,12,12.6
1966,11.8,9.6,11.4,12.1,12.3,13.9,16.2,18.4,16.7,15.5,13.3,12.5
1967,11.9,10.7,11.8,11.5,12,15.1,16.8,17.1,17.3,16.3,13.4,13.4
1968,12.1,10.4,10.1,10.9,13.1,14.5,15.7,18.2,17.2,15.5,12.4,11.2
1969,11.2,9.8,10.8,10.9,11.5,14.7,16.4,17.5,16.7,14.9,13.2,10.9
1970,10.5,9.6,10,11.8,12.7,14.3,16.9,18.1,17.5,15.8,14.1,11.4
1971,10.7,10.1,10.6,10.5,11.8,14.2,16.4,16.8,16.9,15.9,13.7,12.7
1972,9.6,8.9,9.9,11.9,12.6,14.7,18.3,18,16.9,14,14.1,10.4
1973,9.6,9.4,10.6,11.5,11.5,14.7,16.5,18.6,16.6,15.1,14.2,12.9
1974,10,10.4,10.2,10,12.2,14.6,15.8,16.3,16.1,15.5,13.9,12.9
1975,10.5,9.3,11.4,11.2,12.9,15,17.1,17.6,16.4,15,13.5,11.4
1976,11.9,9.5,10.1,10.1,12.3,15.6,17.6,17.1,16.5,14.3,13.8,10.9
1977,10.8,11.1,11,11.4,13.6,15.1,17,17.7,17.3,14.8,13.9,10.8
1978,10.5,10.7,10.3,11.5,12.6,14,16,18.3,18.1,15.8,14.6,11.1
1979,10.3,11.2,10.5,10.7,12.9,15.2,17,17.9,18.1,14.9,15.1,12.9
1980,11.5,10.7,10.6,11.6,14.3,15.4,17.1,19.6,17.5,15.8,13.9,12.3
1981,10.7,10.7,11.9,10,12.7,15.4,16.3,18.3,17.9,15.2,14.5,12.9
1982,11.9,10.4,11,10.9,13.2,14.7,15.5,17.3,16.8,15.2,12.4,11.7
1983,11,10.8,11.2,11.4,12,13.7,16.2,16.8,17.7,14.9,13.6,11.8
1984,10.8,10.6,11,12.6,12.4,14.6,16.1,17.8,17.1,16.5,13.2,11.2
1985,10.8,9.7,11.1,10.8,12.3,15.3,16.5,18.5,18.1,15.7,13,11
1986,10.8,10.5,10.4,10,13,14.9,17.6,19,17.1,16.9,14.1,13.3
1987,12.6,12.1,12.2,10.7,12.4,15.9,17.6,19.1,17.9,14.1,13.9,12.2
1988,10.4,10,12.1,13.1,12.8,15.1,17.3,19.2,18,15.3,13.4,13.7
1989,11.9,10.7,10.1,10.7,12.8,15.6,17.9,18.4,16.9,15.2,12.3,10.9
1990,11,9.8,11.2,9.8,13.5,15.1,18,18.3,17.2,14.7,13.9,11.2
1991,10.8,10.6,10.7,11.4,12.3,16.8,18.4,19,18.2,15.4,14.5,12.7
1992,11.9,10.5,12.5,12.8,12.9,14.7,17.6,18.5,17.8,16,15.5,12.3
1993,11.9,10.7,10.5,11.2,11.4,14.7,16.7,16.8,16.8,14.5,13,11.6
1994,10.6,10.2,11.3,11.6,12.5,14.1,16.4,17.5,18.1,16.9,14.9,13.3
1995,12.8,12.1,12.2,12.6,13.2,16,17.6,19.1,17.3,15.7,13.2,12.4
1996,9.6,9.6,10.4,11,11.7,15.2,16.8,18.6,17.7,16.4,14.6,11.6
1997,10.8,11.1,11.7,12.2,13.1,14.3,16.6,18.3,17.8,16.9,14.5,13.2
1998,11.1,10.6,11.6,12,13.4,15.3,18.2,19.6,18.5,17.4,14,12.9
1999,12.2,12.2,11.4,13.2,13,16.2,18.4,19.8,18.2,16,13.8,13.7
2000,11.1,12.3,11.9,10.8,12.7,15.6,16.3,17.6,16.9,15.8,14.6,11.5
2001,11.4,10.6,11.1,12.2,13,15.4,18,18.8,18.2,15.2,14.4,12.6
2002,11.7,11.3,10.3,12.2,13.9,15.5,17.4,18.9,17.4,14.8,14.1,12.3
2003,11.9,10.4,10.6,10.6,14.6,15.9,17.3,18.4,17.9,14.9,13.5,13.1
2004,12.9,11.2,11.5,11.6,13.3,16.3,17.4,18.6,17.8,15.6,14.4,12.2
2005,12,10.4,11.5,12.1,12.7,15.3,16.5,18.6,18,15.3,13.3,12.4
2006,11.1,11.1,11.8,11.9,13.6,15,17.2,18.6,17.9,15.3,14,12.1
2007,11.7,11.8,11.6,11.9,13.8,14.7,17.1,18.1,17.5,16,14.7,12.8
2008,12.4,10.8,12.8,12.2,13.2,15.3,18.7,19.3,18.3,17.2,13.4,11.9
2009,11.1,10.4,11.1,11.6,12.9,15.3,17.2,18.4,17.4,15.8,14,12.3
