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