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