1901,21.8,22.3,23.2,24,24.2,24.5,24.4,24.4,24.3,24.1,23.6,22.3
1902,20.9,22.3,23.2,23.9,24.4,25.1,24.6,24.5,24.2,24.3,23.6,23.1
1903,22,21.7,23.9,24.6,24.8,24,24.4,24.1,23.9,23.9,22.7,20.2
1904,19.9,21,22.9,23.4,24.3,24.5,24.4,24.6,24.6,24.4,23,21.5
1905,22.3,23,23.5,24.6,24.4,24.5,24.6,24.9,24.6,24.6,23.9,24.3
1906,22.9,23.2,23.7,25.1,25.3,24.9,24.8,24.9,24.9,24.2,23,22.4
1907,21.4,22.3,22.6,23.8,24,24.3,24.4,24.2,24.5,24.2,23.6,21
1908,21.4,21.9,22.9,23.9,24.2,24.5,24.4,24.3,24.4,24.3,22.6,22.1
1909,21.5,22.2,23,23.8,24.1,24.5,24.2,24.5,24.5,24.5,22.9,21.5
1910,22,21.5,22.5,23.8,24.3,24.3,24.5,24.5,24,24.1,23.4,21.2
1911,21.2,21.9,23.1,24.2,24.5,24.7,24.7,24.9,24.8,24.5,24.7,23.4
1912,22.3,22.6,24.4,24.4,25.5,25.1,24.3,24.1,24.4,24.1,22.8,22.3
1913,21.3,22.5,23.7,24.4,23.8,24.2,23.9,24.2,24.5,24.2,23.1,22.3
1914,21,22.6,23.5,24.6,25.6,24.4,24.3,24.4,24.4,24.1,24,23.1
1915,21.7,23.1,23.6,24.4,24.6,25,24.4,24.9,24.3,24.1,23.1,20.9
1916,20.6,22,23.6,24.2,24.3,24.1,24.2,24.3,24.2,23.9,22.6,21.4
1917,21.4,21.7,22.3,24.4,24.2,24,24.1,23.9,23.9,23.5,23,21.4
1918,20.1,20.3,22.4,23.2,23.8,24.3,24.8,24.5,24.6,24.3,24.2,22.9
1919,22.2,22.7,24.2,24.5,24.8,24.4,24.2,24.4,24.3,24.2,23.3,22.5
1920,20.5,22.3,23.5,24.1,24.8,24.7,24.3,24.6,24.5,23.9,24.1,22.3
1921,21.1,21.6,23.2,23.8,23.9,24.3,23.8,24.2,24,23.9,22.7,22.1
1922,22.1,22.4,22.4,23.9,24.4,24.4,23.7,24.1,24.8,24,23.1,21.9
1923,21,21.3,22.7,23.4,23.6,24,23.5,23.6,23.9,23.8,23.7,22.6
1924,21.9,22.2,23.1,23.7,24.3,24.2,23.7,24.4,24,23.5,23.8,20.9
1925,21.7,21.2,22.8,23.2,24.4,24.3,24.2,24.4,24.4,23.7,23.5,21.1
1926,21.6,22.4,23.1,24.8,25.2,24.8,24.4,24.1,24.4,23.9,23.4,22.5
1927,21.4,22.1,23.7,23.4,23.8,24.2,24.1,24.2,24.3,23.7,23.6,22.4
1928,23,21.8,23.7,23.7,24.5,24.3,24.4,24.5,24.2,23.4,23.1,23.1
1929,22.3,22,22.3,23.6,25,24.4,24.2,24.3,24.3,24,23.1,23.1
1930,20.8,21.9,22.4,24.1,24.4,24.6,24.4,24.9,24.5,24.3,24,22.8
1931,22.6,22.5,23.9,24.9,24.9,25,24.6,24.8,24.3,23.4,23.2,22.2
1932,21,21.8,22.3,24,24.6,24.6,24.3,24.6,24.1,24.2,23.6,21.9
1933,21.1,22.6,22.7,24.3,24.9,25.1,24.3,25,24.4,24,22.8,22.2
1934,20.4,21,22.3,23.1,24.7,24.7,24.2,24.6,24.6,23.6,23.9,21.8
1935,22.2,22.6,24,24.3,24.1,24.6,24.6,24.5,24.4,24.6,24.4,22.4
1936,21.4,22.3,22.2,24.6,24.8,24.7,24.6,24.2,24.2,23.6,23.5,23.2
1937,22.1,22.4,24.4,24.3,24,24.5,24.2,24.2,24,23.8,23.5,22.4
1938,22.2,22.2,22,23.5,23.7,24.3,23.6,23.8,24.1,24.1,23.8,22.6
1939,21.9,21.7,22.6,23.7,24.2,24.5,25.1,24.7,24.4,24.2,24.3,20.8
1940,19.7,22.1,23.2,24.1,24.2,24.7,24.7,24.4,24.9,24.5,24,22.9
1941,22.9,22.8,23.2,24.7,25.2,25,24.8,25.1,24.5,24.7,24.5,22.9
1942,20.9,22.4,22.9,23.4,24,24.4,24.1,24,24,24,23.5,22.3
1943,20.3,21.2,22.7,23,24.1,24,24,23.8,24,24,23.2,21.7
1944,21.6,22.3,22.9,24,24.1,24.1,24.1,24.3,24.5,24.4,23.5,21.6
1945,21.6,22.5,22.9,23.6,23.9,24.2,24.5,24.2,24.1,23.8,23.9,22.5
1946,21.1,22.3,23.7,23.7,24.2,24.4,24.3,24.1,24.4,23.9,23.9,23.2
1947,22.9,22.2,23.7,23.4,24.2,24,24.3,24.3,24.2,24.2,22.9,22
1948,21.3,22.4,23.1,23.8,24.2,24.5,24.2,24.4,24.4,24.3,21.5,22.6
1949,21,21.7,22.9,23.9,24.2,24.6,24.7,24,24.4,24.1,23.1,22.3
1950,22.1,22.1,23.4,23.5,24.1,24.1,23.7,24.7,24.2,24.7,24.1,21.2
1951,22,21.9,23.1,24.2,24.6,24.7,24.1,24.8,24.5,24.6,24.2,22.4
1952,22,23.2,23.1,24.2,24.5,24.4,24.2,24,24.2,24.2,23.6,21
1953,21.8,22.5,22.9,24.2,24.1,24.3,23.8,24.1,24.1,24.2,23.4,22.3
1954,22.5,21.9,23.2,24.1,24,24.3,24,24,23.9,23.8,22.1,21.3
1955,20.9,21.5,22.1,22.9,24.4,24.2,24.3,23.9,24.2,24.2,22.9,21.1
1956,20.3,22.2,23.1,23.8,24.2,24.2,23.9,24.1,24.2,23.8,22.4,21.4
1957,20.6,21.2,22.5,23.3,24,24.2,24.2,24.1,24.3,24,23.2,22.6
1958,22,21.9,22.8,24.2,24.8,24.8,24.5,23.9,24.4,24.1,22.4,21.7
1959,20.9,22.2,22.1,23.2,24.1,24.4,23.8,24.3,23.9,24,23.5,23.5
1960,22,22.2,23.2,24.2,24.2,24.6,24.1,24.7,24.2,24,24.1,22.3
1961,20.8,22.1,23.3,23.6,24.2,24.3,24,24.4,23.9,23.7,23.2,22.9
1962,21.3,20.6,22.9,23.6,24,23.9,24.3,24,24.4,23.8,23.1,21.8
1963,19.3,21.1,21.9,23.5,24.2,23.7,23.8,24.3,24.4,24.1,24.1,21.9
1964,22.9,22.5,22.7,23.8,24,24,24.4,24.4,24.4,24.3,22.7,21.6
1965,19.8,22.5,22.7,23.4,24,24.5,24.2,24.1,23.9,24.4,23.8,23.3
1966,22.6,22.6,23.7,24.2,24.3,24.2,24.3,24.2,23.9,24.4,23.6,23.2
1967,21.2,22,22.7,23.5,24.5,24.9,24,24.6,24.1,23.6,23.3,21
1968,21,21.2,22.5,23.3,24,24.1,24.8,24.5,24.4,23.7,23.6,22.9
1969,22.7,22.1,23.3,24.3,24.6,24.5,24.4,24.2,25,24.5,23.4,22.1
1970,22.4,21.8,23.3,23.4,24.2,24.4,24.3,24,24.1,23.8,23.5,22.8
1971,20.1,21.7,22.7,23.8,24.6,24.1,24.4,23.8,24.8,24.1,22.7,22.6
1972,20.5,22.5,22.3,22.7,24.6,24.2,24.5,24,24.3,24.6,24.1,22.9
1973,22,22.8,23.9,24.9,24.4,24.5,24.5,24.4,24.5,24,23.4,21.6
1974,20.8,21.9,22.3,23.6,24,24.7,24.4,24.6,24.1,24.2,23.3,22.3
1975,22.4,22.8,23.5,24.1,24.1,24.3,23.8,23.9,24.1,24,23.1,21.1
1976,20,22.2,22.5,23.8,24.5,24.3,24.2,23.9,24.3,24.1,22.5,22.2
1977,21.9,21.6,22.4,23.5,24,24.1,24.1,24,24.1,23.7,23.1,22.6
1978,22.3,21.9,23.2,23.3,23.8,24.3,23.8,24.1,24,23.6,23.5,22.7
1979,22.1,22.5,23.5,23.6,23.9,24.2,24.3,24.2,23.9,23.4,23.9,22.7
1980,21.7,22.5,23.8,24.4,24.5,24.3,24.4,24.1,24,24.3,23.7,22.4
1981,21.2,22.4,22.7,23.3,24,24.2,24,25,24.7,24.1,23.7,21.7
1982,20.9,22.7,23.1,23.6,24.4,24.1,24.3,23.9,24.2,23.9,24.3,22.2
1983,22,22.6,23.4,25.2,25.3,24.5,25,24.8,24.7,24.6,22.9,22.5
1984,21.8,22.7,23.1,24.5,24.1,24.3,24,24.9,23.6,23.5,23.4,23.1
1985,21.8,22.9,23.4,24.1,23.9,24.6,23.4,24.3,24.1,23.6,23.7,22.1
1986,21.2,22.1,23,23.5,24.7,24.4,24.5,24.6,24.2,23.8,23.6,22.2
1987,21.9,21.9,23.4,24.3,24.3,24.9,24.8,24.2,24.4,25,24.2,21.6
1988,22.5,23.2,24.2,24.4,24.7,24.5,24.2,23.9,24.2,23.8,23.1,21.5
1989,22.7,21.9,23.2,24.7,24.4,24.2,24.5,24.3,24.3,24.1,23.2,21.7
1990,22.2,22.8,22.8,24.5,24.4,25.2,24.5,24.6,24.5,24.1,23.5,22.7
1991,23.3,23.3,24.3,25.1,24.9,25.2,24.7,24.4,24.9,24.2,23.7,23.4
1992,22.2,22.8,23.6,25.6,25.1,24.6,24.1,24.7,25,23.8,23.4,23.3
1993,22.3,22,23.4,23.9,24.3,24.6,24.4,24.5,24.8,24.2,23.8,22.6
1994,23,23.4,23.5,24.7,25.2,24.3,24.7,24.6,24.8,24.4,24.3,23.9
1995,22.4,22,23.1,25.1,24.7,24.3,24.3,24.8,24.9,24.2,24.2,21.1
1996,21.8,21.8,22.9,23.9,23.9,24.2,24.4,24.2,24.5,24.1,23.7,22.1
1997,21,22.6,22.8,23.2,24.5,24.8,24.6,24.5,24.6,24.9,24.1,23.5
1998,24,23.7,24.4,25,25.1,24.5,24.7,24.2,24.8,24.8,24.4,23.6
1999,22.4,22.8,23.1,23.9,23.9,23.9,24.4,24.5,24.6,24.5,23.4,21.1
2000,22.7,22.4,23.7,24,24.2,23.9,24.7,25.1,24.7,24.7,23.3,23.9
2001,23.3,22.6,23.4,25.1,24.6,24.2,24.9,24.8,24.9,24.9,22.6,20.8
2002,22.2,22.2,23.7,24,24,24.8,24.9,24,24.3,24,24.3,24.2
2003,22.2,22.6,23.3,24.4,24.7,24.2,24.3,24.6,24.4,24.2,24.2,22
2004,22.6,22.4,24.1,24.5,25.2,24.7,24.9,25.1,24.6,24,24.3,22.2
2005,22.2,24,23.3,24.7,24.5,25.1,24.7,24.8,25.3,23.1,23.9,22.9
2006,22.7,23.4,23.9,24.1,24,24.3,24.9,24.7,24.8,24.6,24.5,23
2007,23.2,23,24,24.1,24.8,23.8,24.8,24.2,24.7,24.3,23.4,23.7
2008,23.2,22.2,23.5,24.4,24.1,24.5,24.5,24.1,25.1,25,23.5,22.7
2009,21.6,23,23.5,24.4,24.5,25.4,24.6,24.9,24.7,24.5,23.5,23
