1901,17.1,20.2,21.4,21.2,20.9,20.8,20.8,20.5,20.9,20.5,20,17.8
1902,17.9,19.7,20.5,20.8,21.4,21.5,21.1,20.6,20.2,20.4,19.7,17.3
1903,17.6,19.8,21.1,21.3,21.5,20.8,20.5,20,20.4,20.5,19.6,17.4
1904,16.9,19.1,20.3,20.6,21.2,20.8,20.3,20.2,20.5,20.3,19.6,17.4
1905,17.7,19.4,20.9,21.4,21.6,20.5,20.6,20.3,20.2,20.6,19.9,18
1906,17.7,20.4,21.8,22,21.5,21,20.4,20.2,20.3,20,19.8,17
1907,17.7,19.3,21.1,21,21.4,20.9,20.9,20.5,20.5,20.5,19.7,17.3
1908,17.6,19.6,20.6,21.4,21,20.7,20.5,19.9,20.1,20.1,19.6,17.7
1909,17.5,20.1,21.4,20.9,20.9,20.4,20.3,20.1,20.6,20.3,19.8,17.5
1910,16.7,20.1,21.3,21.8,21.6,21.8,20.7,20.2,20.5,20.3,19.7,17.8
1911,18.1,20,21.1,21.5,21,20.2,20.5,19.8,20.4,20.3,19.4,17
1912,17.8,19.8,21.3,21.6,22.2,21.2,20.9,20.3,20.2,20.4,19.4,17.8
1913,18.1,19.2,20,21.2,21.4,22.1,21.2,20.5,20.4,20.1,19.1,16.5
1914,17.6,19.6,20.5,21,21.6,21.2,20.6,19.8,20.1,20.5,19.6,17.3
1915,17,19.7,21.5,21.7,21.2,21.1,20.8,20.5,20.6,20.5,19.8,17.4
1916,17.7,19.8,21.2,20.8,21.3,20.8,20.3,20.1,20.1,20,19.2,17.2
1917,17.7,18.9,20.4,21,20.9,20.7,21.1,20.2,19.9,20.1,18.7,17.1
1918,17.1,19,20.3,20.4,20.8,20.2,20,19.5,20.6,20.2,19.6,16.7
1919,17.5,19.8,20,20,20.1,20.2,19.8,19.9,19.8,20.1,19.8,17.6
1920,17.5,19.8,20.4,20.5,20.9,20.6,20.1,19.9,20,19.9,19.2,17.4
1921,17,19.6,20.5,20.3,19.9,19.6,20.6,20.3,20.5,20.7,19.4,17.3
1922,17.7,19.8,21,20.3,21,20.8,20.6,19.7,19.7,19.7,19.2,16.8
1923,17.3,19.2,20.6,20.3,20.8,20.8,20.4,20,20.1,19.9,19.6,18.1
1924,17.5,19.2,21.1,21.2,20.9,20.3,20.1,19.6,19.4,19.4,18.6,16.2
1925,15.7,18.9,20,21.3,21.7,21,20.2,19.9,19.4,19.3,18.2,16.5
1926,16.8,19.6,21,21,21.6,20.2,20.1,20.4,20.3,20,18.7,17.1
1927,16.1,19,19.9,20.4,20.4,19.9,20.2,19.9,20,19.7,18.7,17.1
1928,16.3,18.3,20.1,19.8,20.1,20.2,20.1,19.2,19.7,18.8,18.7,16.8
1929,16.4,17.9,20.2,20.9,20.5,19.1,19.9,19.4,19.8,19.5,18.9,16.2
1930,16.1,17.9,19,19.4,20.4,19.8,19.7,19.3,19.6,19.2,18.8,17.2
1931,16.8,18.9,20.4,20.7,20.4,19.8,19.7,19.6,19.1,19.7,18.7,17.2
1932,16.2,19,20.4,19.9,20.7,20.6,19.7,20.1,20,20.2,19.2,16.4
1933,17.3,18.2,20.1,21,21.7,20.1,20.2,21,20.5,19,19.5,16
1934,15.5,17.5,19.8,21.6,20.7,20.7,20.7,20.3,20.6,19.7,19.4,16.7
1935,16.8,18.3,19.7,20,20.8,20.1,20,19.8,20,19.6,18.8,16.8
1936,16.9,19.1,20.7,19.7,20.3,19.8,19.6,19.8,20.1,20.2,19.5,17.3
1937,17.6,20,20.8,21.2,21.1,21,20.3,20,20,19.9,19.5,17.6
1938,17.3,19.2,20.5,20.9,20.9,20.8,20.3,19.4,20,20.6,19.6,17.8
1939,17.6,18.5,20.4,20.1,21,21,21.3,20.7,20.2,19.8,19.2,17
1940,16.8,18.5,20.2,21.3,21.8,21.3,20.8,20.6,20.8,20.1,19.1,16.8
1941,17.2,19.2,20.5,21.4,21.5,21.1,21.1,21,20.6,21,20,17.5
1942,17.1,18.8,20.6,21.3,21,21.3,20.7,20,21.1,20.5,19.9,16.9
1943,17.1,19.1,20.6,21,21.2,20.8,20.7,20.2,20.1,19.9,19,17
1944,16.9,19.3,20.3,21.4,21.8,21.5,21.3,20.6,20.6,20.2,20,17.7
1945,18.2,20.1,20.9,21.9,21.7,21.5,20.8,20.2,20.4,20.2,19.8,17.4
1946,17.3,18.9,21,21.3,21.5,21.1,20.5,20.2,20.1,19.7,19.8,17.1
1947,17,19.9,20.1,21.3,21.4,21.1,21,20.3,20.4,20,19.3,16.9
1948,16.3,19,20.3,20.7,20.8,20,20.6,20.1,20,19.9,19,17.4
1949,16.9,18.8,20.6,21.1,21.1,20.8,20.6,20.3,20.2,19.4,18.9,16.3
1950,16.5,18.9,20.4,22.1,21.2,21.1,20.3,20.1,20,19.3,18.9,17.3
1951,17.2,18.7,19.8,20.5,20.1,20.3,20.3,20.1,20.5,19.6,19.3,16.6
1952,16.8,18.9,19.9,20.8,20.7,20.4,20.1,19.8,20,19.8,19.2,16.7
1953,17.7,18.8,19.8,20.7,20.8,20,20.1,20,20,19.8,19.3,17.3
1954,17.1,18.8,19.6,19.6,20.5,19.9,19.4,19.1,20.1,19.3,18.9,17
1955,16.8,18.5,19.2,20.3,20,19.8,19.5,19.6,19.5,19.7,18.8,15.9
1956,16.2,18.3,19,21.1,20.3,19.9,19.5,19,19.8,19.6,18.9,16.5
1957,15.6,18.4,19.6,20.7,20.6,20.6,20.4,20,19.9,19.7,19.3,17.3
1958,18,19,19.7,20.4,20,20.2,19.5,19.4,20,19.8,19.6,16.3
1959,16.3,19.1,20.4,21.2,20.5,20.6,20.2,19.5,20,19.8,19.1,16.3
1960,16.4,19.3,19.7,21.1,20.8,20.5,20.2,20.7,20.3,20.2,19.1,17.3
1961,16,17.7,20.5,21.4,21.5,20.2,19.8,19.6,19.9,19.8,18.4,17
1962,17.1,18.7,20.3,20.8,20.6,19.5,20.2,19.7,20.1,20,20.4,16.9
1963,17.2,19.7,20.1,21.2,21.1,20.8,20.8,20.2,20.6,20,19,16.8
1964,17.1,19.3,19.9,21,20.7,20.4,19.7,19.5,19.5,19.6,18.9,16.9
1965,16,18.5,19.9,21.2,20.6,20.2,20.1,20.1,19.6,20,19.2,16.6
1966,16.1,19.1,20,21.1,21,20.6,20.7,20.1,19.8,19.6,18.9,17
1967,15.3,19.3,20,20.9,20.9,20.3,19.9,19.7,20.1,19.8,19.8,16.5
1968,16.7,18.8,19.9,20.9,20.6,19.3,20.7,21,20.3,20,18.8,17.1
1969,17.9,19.3,19.9,21.4,21.5,20.5,20.5,20.3,20.1,19.6,18.7,17.1
1970,17.4,18.7,20,21.2,20.8,20.7,20.2,20,19.7,19.7,18.5,16.3
1971,14.7,18,19.4,19.3,20.1,20.2,19.8,19.5,19.8,18.9,18.7,16.4
1972,16.2,17.7,19.5,19.6,20.8,20.4,20.7,20.8,20.1,20,19.1,16.6
1973,16.8,19.5,20.3,21.3,20.8,20.9,21,20.9,20.3,20,19.1,16.5
1974,16.1,18.4,20.1,20.8,21.2,20.7,19.8,20.2,19.8,19.8,18.5,16.3
1975,16.2,18.7,19.9,20.5,19.9,20.2,19.4,20.1,19.2,19.5,18.6,16.4
1976,16.7,18.3,19.8,20,20.6,19.8,20,19.8,20.2,19.4,17.5,16.1
1977,17,18.2,19.9,20.7,21,20.6,20.4,20.3,20.2,20.3,19.9,16.9
1978,18,20,19.7,20.9,20.5,20.3,20,20.4,20.3,19.7,18.7,17.2
1979,18.5,18.5,20.4,21.2,21.2,20.9,20.7,20.9,20.3,20.3,20,17.3
1980,18.2,19.6,20.5,21.5,20.6,20.8,20.6,20.8,20.5,20.3,19.9,16.7
1981,16.5,19.1,20.4,20.9,20.8,21.1,20.3,20.5,20.1,20.6,19.2,16.5
1982,15.5,19.9,20.3,20.8,21.1,20.8,20.6,20.3,20.7,20,18.9,16.4
1983,17.2,19.7,21.4,22.1,22,20.9,20.9,21.1,20.6,20.1,19.4,16.6
1984,16.3,18.3,21.2,20.1,21,20.7,20.7,21.1,20.7,20.3,19.5,16.4
1985,17.4,18.7,20.8,21,21.4,21.1,20.2,20.4,20.2,19.9,20.1,16.4
1986,15.9,19.8,19.8,21.8,21.5,20.7,20.3,20,20.4,20,18.9,16.1
1987,17.5,19.3,20.6,21.2,20.9,21,21.6,21,21,20.6,19.5,17
1988,15.8,19.7,20.6,22,22,20.8,20.3,20.6,20.3,20.4,19.6,15.8
1989,16.1,17.9,19.4,20.2,21.2,20.4,20.6,20.5,20.5,20,19.8,16.7
1990,15.3,18.5,20.1,21.7,21,21.1,20.4,20.7,20.4,20.1,19.6,17.5
1991,17.4,19.8,21,19.6,20.7,21.5,20.5,20.5,20.6,19.6,19.5,18
1992,16.6,19.3,20.5,21.4,20.8,20.4,20.3,20.4,19.8,20,19.2,17.3
1993,16.7,19.6,20.3,21.2,21.3,21,20.8,20.9,20.7,20,20.5,16.5
1994,15.7,18.3,20.6,20.8,21,20.7,20.7,20.4,20.1,20.2,19.1,16.8
1995,15.4,18.6,20.9,21,20.8,21.1,20.7,20.8,20.5,20,19.3,18.1
1996,17.7,19.6,19.5,21.1,21.6,21.1,21.2,20,20.5,20.3,19.5,17.5
1997,17.7,18.5,20.6,20.4,21.3,20.5,20.6,20.8,20.9,21,19.5,16.3
1998,17.2,20,22,22,21.5,21.3,21.2,20.7,20.7,20.6,19.8,17.6
1999,17.5,18.9,20.4,21.2,21.5,20.8,20.9,20.8,20.4,20,19.9,16.8
2000,18,18.8,20.3,21.8,21.2,20.6,20.6,20.8,20.3,20.1,20.1,17
2001,16.4,18,20.2,21.3,21.3,20.8,20.4,20.9,20.2,20.6,19.8,18
2002,17.3,19.7,19,21.2,22.2,21,21.1,20.8,20.7,20.1,18.9,17.3
2003,16.8,18.9,21.4,21.5,22.2,20.8,20.5,20.5,20.5,20.9,19.4,17.2
2004,17.2,19.5,21,21.9,21.8,20.1,20.6,20.8,20.6,20.6,20,18
2005,18.5,20,21.5,20.9,21.4,21.8,20.6,20.9,20.9,20.5,19.3,17.7
2006,17.8,19.7,20.8,21.1,21.1,21.2,21.1,20.9,20.7,20.1,19.3,16.7
2007,17.5,19.7,21.2,21.3,21.8,21.1,20.6,20.4,20,20,19.2,17.3
2008,17,19.8,21.7,20.7,21.6,20.5,20.3,20,20.4,20,19.1,16.9
2009,16.3,19.6,20.9,21.5,21,20.9,21,20.6,20.3,19.8,19.5,16.4
