1901,18.7,19.6,25.1,28.1,29.7,27.8,25.3,24.1,25,25.2,22.6,20.9
1902,20.9,22,26.3,28.7,29.8,28.1,25.7,25.2,24.4,25.4,22,19.8
1903,19.5,20.1,23.3,27.1,28.4,27.5,25.2,24.5,24.4,24.4,20.6,19.1
1904,20.3,21.5,24.4,28.2,29.3,26.8,24.9,24.4,24.8,25.2,21.5,20
1905,18.9,18.7,23,25.9,29.5,28.5,24.9,24.8,24.7,25.2,22.6,19.6
1906,18.7,19.7,23.9,27.3,29.5,26.8,24.6,24.5,24.2,24.6,22.7,20.3
1907,20.6,21.1,24.6,27.7,28.5,27.5,25.6,23.6,24.6,25.3,22.8,19.5
1908,19.6,20.7,23.6,28.4,28.8,27.6,24.3,23.8,24.7,24.9,21.4,18.9
1909,19,20.9,25.2,27.3,29.5,27,24.2,24.2,23.9,24.2,21.6,19.5
1910,19.7,21.6,25,27.8,28.9,26.4,24.9,24.2,24.1,23.8,20.4,19.5
1911,20.6,20.9,24,27.2,29.4,26.7,25.5,24.2,24.5,25.3,22.4,21.6
1912,20.7,22.2,24.8,28.6,29.6,28.3,25.3,24.2,24.7,25,21.5,19.7
1913,19.7,21.4,23.7,28.1,29.1,26.7,24.7,24.2,24.6,25.2,21.9,19.7
1914,20.9,21.2,23.9,27.4,29.8,27.4,24.9,24.4,24.9,25.6,23.2,19.9
1915,20.1,20.4,24.9,28.2,29.9,28.6,26,24.7,25.1,25,22.7,19.9
1916,20.3,20.2,25.9,28.5,29.5,26.3,25.4,24.5,24.8,24.3,21.5,19.6
1917,20.5,21.3,24.6,27.4,28.8,26.3,24.9,24.2,24.2,23.7,20.4,19.2
1918,19.3,21.4,25.2,26.9,28.9,26.7,26.1,24.8,24.8,25.4,23.2,19.4
1919,20.2,20.8,24.8,27.7,29.3,27.2,24.9,24.2,24.9,24.8,22.7,19.8
1920,21,21.1,25.4,27.9,28.5,27.5,24.6,24.4,25.2,25.7,22.7,20.2
1921,20.2,21.3,25.9,29,29.8,27.5,25.4,24.2,23.9,24.9,21.4,20.5
1922,19.7,22.1,25.3,28.5,29.6,27,24.4,24.1,24.1,24.9,22.1,19.3
1923,20.4,20.6,25.6,28.1,28.8,28.7,24.6,24.1,24.5,24.7,21.3,20.8
1924,20,21.5,26.5,29,29.4,28.2,25.2,24.7,24.5,24,20.8,19.9
1925,18.2,19.6,25.7,29.2,29.2,26.1,25,24.8,25.2,26.6,23.4,20.9
1926,20.6,22.5,25.2,26.8,29.1,29,25.5,24.5,24.8,24.9,21.2,19.5
1927,18.8,20.4,24.3,27.5,28.9,27.2,24.7,24,24.9,24.7,19.8,19.9
1928,19.9,20.5,24.7,28,29.3,27.2,24.6,24.1,24.1,24.6,22.5,19.7
1929,19.1,20.4,26,28.6,29.9,26.6,24.9,24.3,24.8,24.5,22.9,19.3
1930,19.4,20.5,24.9,27.7,29.5,27.3,24.4,24.1,24.7,25.7,21.4,20.4
1931,21.3,21.2,24.3,29,29.8,28.9,25,24.6,24.9,23.9,22,20.2
1932,21.6,21.1,25.2,27.9,29.6,27.8,24.7,24.8,25.2,25.6,22,20.3
1933,20.2,21.3,25.3,28.3,28.6,27.1,25.6,24.3,24.6,24.6,22.2,19.7
1934,18.5,21.8,24.4,28.3,29.2,27.3,24.8,24,24.4,24.8,20.9,20.4
1935,18.5,20.8,24.9,26.8,29.2,27.7,24.7,24.3,24,25,21.9,20
1936,19,21.1,24.9,27.5,29.6,26.3,25.2,24.5,24.9,24.9,22.3,19.3
1937,18.7,21.3,24,27.6,29,27.4,24.3,24.4,24.5,24.5,22.7,18.9
1938,20,20.1,25.8,28.8,29.6,25.5,24.5,24.7,24.8,24.2,20.4,20.2
1939,20.6,21.7,24,27.3,28.9,27.7,24.8,24.7,24.4,24.8,21.7,19.9
1940,20.3,21.7,23.5,27.4,29.5,27.4,24.8,24.3,24.9,25.1,22.6,19.6
1941,19.4,22,25.6,29,29.7,28.8,25.3,25.1,25.4,26,22.9,20.7
1942,19.4,22.1,25.5,29.3,29.9,27.9,24.6,24.4,24.5,25,20.9,19.4
1943,19.6,21.5,25.6,28.1,29.7,26.4,24.3,24.2,24.3,24.5,22.5,20
1944,19.6,20.6,24.6,27.6,29.8,28.2,24.7,24.3,25.1,24.8,22.4,20.9
1945,18.5,20.8,25.4,27.7,29.2,27.7,24.7,24.7,24.6,24.6,21.5,18.4
1946,20,22.9,25.4,29.2,29.6,26.7,24.9,24.1,24.5,25.4,22.7,20.7
1947,19.8,21.7,25.2,27.9,29.4,28.6,25.3,25.2,24.5,23.8,21.7,20.5
1948,20.1,21.6,25.8,29,30.3,27.9,25.4,24.6,24.4,25.3,22.4,20
1949,21.2,21.5,25.7,28.7,29.8,26.9,25.5,24.9,24.5,25,21.6,19.3
1950,20.2,19.9,24.4,27.9,29.4,28.1,24.7,24.9,24.5,24.5,20.8,18.8
1951,19,20.6,25.3,27.1,28.8,27.2,25.2,24.4,25.7,26.1,23.5,20.2
1952,20.4,22.3,24.7,28.7,29.8,27.2,25.2,24.1,24.8,25,20.9,21.1
1953,19.3,22.9,26.8,28.5,29.3,27.3,24.8,24.2,24.8,25.1,21.9,20.7
1954,19.4,22.3,25.6,28.2,29.7,27.3,24.6,24.5,23.6,23.7,21.8,19.8
1955,20.8,21.8,26.1,27.5,29.3,27,25.3,23.8,24.5,24.5,20.9,19.7
1956,20,21.3,25.8,28.7,29.1,26.4,23.8,23.7,24.1,24.3,21.5,19.9
1957,19.7,20,23.5,27.8,28.7,28.3,25,24.2,24.8,25.4,23.3,21.3
1958,21.1,21.6,25.7,28.8,29.9,28.2,25,24.5,24.4,24.7,22.8,20.9
1959,20.1,21.2,25.5,28.6,30.3,27.6,24.4,24,24.3,24.5,22.6,21.3
1960,19.4,23.1,24.7,27.9,29.4,27,25.5,24,25,24.9,22.4,21.6
1961,20.6,20.2,26.5,27.9,29.3,27.2,24.4,24.6,24.2,24.2,22.6,19.8
1962,18.8,22.1,24.8,27.8,29.5,27.9,24.9,24.7,24.7,24.7,22.9,20.8
1963,20.7,23,25.6,27.7,29.3,27.4,25.2,23.9,24.6,25.2,23.3,21
1964,18.3,20.7,25.5,28.6,29.3,27.2,25,24.3,24.4,24.8,21.9,20
1965,21.1,21.8,24.3,27.6,29.2,27.7,25,24.9,25.1,25.5,23,20.8
1966,20.5,23,24.8,27.5,28.9,27.7,25.8,24.6,25,26.5,23.5,20.5
1967,19,22.4,25.2,27.9,29.2,26.8,24.9,24.3,24.6,25.2,22.6,20.8
1968,19,19.5,24.9,27.1,28,28.1,25.1,24.4,25.4,25.2,22.6,20.4
1969,19.7,21.5,25.7,28.6,29.6,27.7,25.3,24.4,24.2,25.4,23.7,21.5
1970,19.9,21.1,24.6,28.3,29.7,26.2,25.4,24.3,24.3,25.2,21.7,19.5
1971,19,20.8,25.3,29,29.1,26.2,24.7,24.1,24.8,24,21.5,19.4
1972,19.7,19.7,25,27.4,29.2,27.9,25.6,24.7,25.1,26,22.2,20.5
1973,18.7,21.8,25.1,29.3,30.1,27.7,24.5,24.2,23.8,24.8,22.1,20.6
1974,19.6,20.7,26.1,28.8,28.8,27.9,25.3,24.5,25.6,24.8,21.2,19.5
1975,18.9,20.8,24,28,29.3,27,25,24.2,24.5,24.7,21.4,19.8
1976,20.1,21.9,25.7,27.4,28.7,26.5,25.2,24.5,24.4,26,24.1,21.3
1977,20,21.8,27,28.6,29.3,27.4,24.9,24.8,24.6,26.5,24.2,21.5
1978,19.6,21.3,24,28.2,29.9,26.6,24.8,24.2,24.9,25.5,23.5,21.2
1979,20.7,20.4,24.2,27.9,28.5,28.1,25.6,24.1,25.6,25.7,23.6,21.1
1980,20.4,21.9,25.4,29.1,30,26.2,25.2,24.3,25.3,25.6,23.4,20.3
1981,19.9,21.9,25.6,28.4,29.6,28.9,24.9,24.2,25.2,25.5,21.5,20.3
1982,20.3,21.1,24,27.3,28.7,28,25.7,24.5,25.1,26.4,22.8,21.5
1983,19.6,20.1,24.1,26.4,29.2,28.1,25.5,24.7,24.8,24.3,21.1,19.8
1984,18.8,20.4,26.4,29,29.7,27.4,24.6,23.8,24.3,24.8,22.4,20.6
1985,19.7,21.2,26.4,28,29.5,27.2,25.2,24.3,25.3,24.3,22.2,20.9
1986,20.7,21.5,25.6,28.4,29.4,27.4,25.2,24.1,25.3,25.5,23,19.9
1987,20.8,22.6,25.9,28.6,29.4,27.9,26.2,25.4,26,26.4,23.7,21.5
1988,21.6,22.7,25.1,29.1,30.2,28.1,25,25.2,25.5,24.9,22.6,20.8
1989,19.4,21.4,24.5,27.6,29.5,26.8,25.1,24.1,25.1,25.2,23.3,20.6
1990,21.7,21.8,24.2,27.6,29.1,26.7,24.8,24,24.5,25.2,22.8,21.2
1991,19,21.2,24.9,28.4,30,27.9,24.8,24.3,25.1,25.6,23,20.1
1992,20.3,20.7,24.8,27.4,29.3,28.7,26.1,24.4,24.8,25.1,23,21.5
1993,20.5,22.4,25,27.6,29.7,28.2,25.2,25,24.3,25.6,23.4,21.3
1994,20.9,21.1,25.6,28,29.8,26.8,24.3,24.2,24,25.7,23.3,20.3
1995,19,21.8,24.8,27.9,29.8,29.3,25.6,25.5,25.3,26.1,22.6,21.9
1996,20.5,22.6,26.8,28.5,29.9,28.3,25.5,24.4,25,24.9,22.7,21.1
1997,19.7,21.3,26.2,27.6,29.1,27,25.6,24.9,25,25.1,24.2,19.4
1998,20.6,22,25.3,29.1,30.8,28.4,25.6,25.4,25.3,25.9,23.3,21.5
1999,20.1,23,26,28.7,29.1,26.8,25.4,24.9,24.9,25.4,23.1,20.9
2000,21.3,20.3,25.1,29.3,28.7,27.1,24.7,24.7,25.4,26.3,23.9,21.4
2001,20.4,21.9,25.3,28.5,29.3,26.7,24.6,24.7,25.9,25.9,23.5,21.5
2002,20.1,22.2,26,29.1,30.5,27.6,25.7,24.1,24.9,26.6,23.3,21.5
2003,21.3,22.5,25.5,28.9,29.7,27.5,25.3,24.9,24.7,25.5,24.1,20.9
2004,20,22,26.8,29,29.9,27.5,25.4,24.1,25.3,25.3,23.7,21.3
2005,19.2,21.3,25.1,28.5,29.3,28.1,25.5,24.5,24.7,24.9,22.5,20
2006,20.8,23.1,25.3,28.2,29.7,27.5,24.9,24.2,25.2,25.9,23.3,21.6
2007,20.7,22.6,25.9,29,29.7,27.9,25.5,24.7,25.1,25,23,20.9
2008,19.2,19.5,25.6,28.2,29.3,26.5,24.9,23.9,24.6,25.5,22.8,22.1
2009,21.7,22.6,26.3,28.9,29.7,28.8,25.2,25,25.7,25.3,22.9,21.9
