1901,21.8,26.8,29.4,31.4,33.9,37.6,37.2,38.9,37.3,34,28.1,24.5
1902,21.7,26.7,28.4,31.5,35.6,38.1,36.8,39.4,39,34.2,26.1,21.7
1903,21,22.1,25.6,30.7,34.8,37.3,36.3,39.4,36.6,32.5,26.7,24.1
1904,23.4,24.9,27.6,30.2,34,37,36.2,39.6,36.4,33.7,26.1,22.4
1905,21.7,22.3,25.9,30.5,35.2,38.9,37.3,39.1,37.8,35,29.5,23.1
1906,22.3,24.9,28.4,31.7,36.5,39.4,37.7,39.8,36.6,34.3,29.3,25.7
1907,24.4,24.9,26.8,30.1,35.4,37.9,36.4,38.7,37,33.7,27.3,24.4
1908,23.5,25.3,28.7,32.7,35,38.5,36.7,38.7,37.6,35,28.4,23.7
1909,23,25.9,30.4,31.2,36.7,39.2,37.7,39.3,38,34.7,29.1,25
1910,22.7,25.1,26,32.4,35.3,38,37.8,39.2,37.8,32.7,27.7,22.9
1911,22.8,23.2,27.2,31.2,35.4,37.8,37.3,38.5,37,34,28.4,23.8
1912,22.6,25.8,28,31.3,34.9,37.3,36.3,37.1,37.3,33.4,28.7,23.4
1913,22.6,23.7,26.2,32.1,33.8,36.7,36.2,38.5,37.6,33.4,27.1,23.2
1914,24,24.4,28.9,30,35.5,37.9,36.8,39.4,36.9,33.7,29.7,24.7
1915,23.7,25.3,28.3,31.4,35.5,38.8,37.8,39.7,38.1,35,28.5,24.9
1916,22.6,25.5,29.3,31.9,36.7,39.9,37.9,39.1,37.9,33.9,29.6,24.9
1917,23.7,25.4,29.1,32.2,34.9,38,36.9,39.4,38,33.9,29.8,24.1
1918,22.2,24.4,27.7,31,35.3,38.3,37.6,39,38,35.6,29.5,23.6
1919,24.1,26.1,29.1,31.1,34.9,37.7,37.2,38.9,38.5,35.1,29.3,23.5
1920,22.7,23.3,28,31.6,35.5,38.5,37.2,39.4,37.6,34.1,27.4,23.1
1921,22.2,24.1,27.2,31.8,34.7,38.2,37.6,40.1,37.2,33.6,28,23.5
1922,22.8,24.5,28.4,31.6,35.2,38.2,37.8,39.8,38.5,35,29.7,23.3
1923,23.6,25.1,29,31.1,35.8,39.8,37.1,39,38.5,34.2,29.1,24.4
1924,22.7,25.6,29.1,32.6,35,39.1,37.4,39.4,37.9,33.7,27.8,23.9
1925,21.3,24.2,30.2,31.1,36.1,38.3,37.5,39.5,38.4,34.7,29.2,25.1
1926,23.1,24.7,28,31.8,36.4,38.8,36.5,38.3,36.5,34.3,28.2,24.3
1927,23.2,23.6,28.9,31,36.7,38.6,37.9,39.3,38.1,35.6,29.3,24.7
1928,24.8,24.7,29.5,33.2,37.7,38.6,37.1,39.5,38.4,33.9,28.2,25.1
1929,23.1,25.7,28,32.4,38,38.6,36.7,39.7,38.6,33.5,30,23.4
1930,22.3,25.4,28.5,32.4,36.6,39.1,37.8,40.2,38.4,34.6,28,26.5
1931,24.7,25.1,29.4,31.9,35.1,38.3,37.8,40.2,38.8,35,28.4,23.9
1932,22.6,25.4,29,32,34.1,39.7,37.5,40,37.7,35.6,29.3,23.5
1933,23.2,26,28.8,29.9,36.3,39.5,36.6,38.7,36.6,33.4,30.9,25.6
1934,23.3,23.7,28.9,32.5,36.4,39,37,39.7,37.4,35.1,30.3,24
1935,23.9,25.5,29.8,30.8,37,39.7,36.8,39.8,37.4,35.5,27.6,24.4
1936,24,27.3,29.9,33.3,37,38.2,37.8,40.2,36.7,35.5,30.8,23.8
1937,21.5,25.4,29.3,32.1,36.3,37.9,37.2,39.5,39.5,35.5,30.1,25.7
1938,24,25.4,26,32.7,35.7,36.9,37.6,41,38.7,34.3,28.7,26.1
1939,23.9,25.1,28.2,31.7,37.5,38.9,37.2,38.8,38.8,36.2,29.1,25.9
1940,24.2,26.5,27.8,32.3,37,39.7,37.7,39,38.1,35.7,28.4,24.8
1941,24.9,27.7,29.3,32.4,36.6,39.3,38.1,39.6,37.6,34.1,29.7,22.8
1942,23,26.7,30.2,32.5,36.8,39,37.1,39.1,36.7,34.9,29.8,25.3
1943,23,24,25.9,29.9,34.8,36.7,37.3,37.9,38.1,34.5,29.2,25.6
1944,23.4,25.2,29.8,32.3,35.2,39.1,37,38.8,37.7,34.4,27.9,24
1945,23.4,23.5,26.6,31.2,36.3,38,37.6,40.6,38.1,33.1,28.7,24.1
1946,23.3,24.3,27.7,31.8,35.3,38.4,37.7,39.5,38.6,34,29,25
1947,23.6,26.1,29.7,32.7,36.2,38.7,37.7,39.4,37.5,34.2,28.6,25.2
1948,23.6,24.7,26.1,30.7,35.3,38.3,37.2,39.2,37.3,32.9,27.9,23.3
1949,21.7,22.5,27.1,29.2,36.1,38.4,36.7,38.8,36.5,33.3,28.5,23.2
1950,21.9,23.7,28,32.1,36,38,37.7,40.1,38,33.7,28.4,24.8
1951,23.8,24.8,29.1,32,35.8,38.5,37.9,39,38.3,33.9,27.7,22.4
1952,22.4,25.2,28,32.4,35.9,38.3,36.4,40.4,39,35,28.4,25.8
1953,24.1,25.5,28.5,31.7,35.6,39,38.4,39.5,37.1,34.7,27.3,21.8
1954,23.7,25.8,29.5,31.4,36.5,38.7,38.8,40.4,37.6,34.1,28.2,23.6
1955,23.1,25.9,27.8,32.1,35.4,39.7,36.5,39.1,37.4,34.3,28.5,23.7
1956,22.1,27,27.3,30.4,34.8,38.2,37.8,40.1,37.8,33.4,28.2,23.5
1957,22.2,20.7,25.7,31.7,34.1,37.8,37.1,38.8,37.4,35.1,28.6,24.5
1958,23.1,27.1,31.1,34.5,35.3,37.9,37.1,39.8,36.9,33.3,28,24.9
1959,22.9,21.3,25.9,32.6,35.8,38.2,35.7,37.5,36.3,33.1,27.6,23.8
1960,22.8,26.5,29.1,31.8,36,38.1,37.3,38.8,37.4,34.2,28.8,25.2
1961,23.6,23.5,27.2,29.9,36.2,39.6,37.4,38.7,36,33.7,26.7,23.1
1962,22.1,25.7,30.3,31.7,36,39.6,37.9,39.6,38.6,34.8,29.1,24.6
1963,25.4,27.1,28.3,31.9,34,38.9,37.5,40.3,38,35,27.7,24.1
1964,20.4,24.3,29,32.6,34.4,38.2,36.7,38.2,36.9,32.9,28,22.9
1965,22.9,26.8,29.5,30.8,34.8,38.9,37,39.7,37.6,33,27.5,24
1966,25.1,24,28.1,33,35.8,39.3,37.1,40.3,37.6,33.7,29.5,24.5
1967,23.2,24.3,25.9,31.9,34.3,38,36.7,37.3,36.7,33.1,27,23.5
1968,22.9,23.9,28.9,28.6,34.1,37.9,37.9,39.3,36.9,33.7,27.6,24.3
1969,21.8,25.8,30.2,31.3,35.5,39.2,36.1,40,37.8,34.3,28.2,25.5
1970,23.4,26.3,28.2,34.2,36.6,38.8,36.8,39.5,37.1,33.2,28.1,22.5
1971,22.9,25.4,29.1,33.2,36,36.8,37.8,38.8,37.4,33.2,27.3,22.4
1972,21.9,23.3,27.2,30.6,34.5,38.3,36.8,39.7,37.5,34.8,27.5,21.7
1973,22.4,26.9,28.1,32.9,35.5,38.3,37.3,39.6,37.8,34.6,26.9,23.9
1974,20.6,24.7,26.9,33.6,35.7,38.8,37.4,39.4,37.4,34.6,28.7,22.3
1975,22.5,24.1,28.9,30.3,35.9,37.6,37.2,37.8,37.9,33.7,27.8,22.9
1976,22.2,23.6,26.9,31.6,35.1,38.3,35.9,38.6,37.9,34.5,28.4,25.6
1977,22.1,26.6,28.6,31,36.1,38.3,37.6,40.3,37.6,32.5,27.4,23.3
1978,22.8,25.6,29,33.8,37.6,38.5,36.3,37.6,37.3,34.6,26.7,24.8
1979,23.2,28,29.4,33.8,35.4,39.1,36.6,37.8,38,34.1,30,22.7
1980,23.4,23.8,28.5,32.2,36.5,39.4,37.6,38.8,36.9,34.4,29.2,24.3
1981,22.6,24.4,28.1,32.4,35.4,38.5,37.3,38.5,38.3,34.5,27.3,25.6
1982,23.6,22.9,26,31.1,34.6,38.1,36.1,38.7,37.9,33.4,26.2,22.3
1983,20.5,21.4,25.4,30.8,35.4,38.5,37.5,39.5,38.1,33.3,29,24.9
1984,22.9,27.3,29.8,32.9,36.2,37.8,36.7,37.4,37.7,34,27.8,23.1
1985,24.8,24.4,32.8,32.5,36.3,38.8,37.4,40.4,38.2,33.2,29,23.9
1986,23.3,25.4,28.7,30.4,34.1,37.5,38.5,40.7,38.3,34.3,26.7,22.7
1987,23.6,27.4,27.1,32.3,36.5,39.5,38.2,39.4,38,33.3,29.1,24.5
1988,20.3,24.5,29.5,32.4,37.7,38.9,38.9,39.8,39.1,34,28,24.5
1989,20.3,22.6,27,30.9,36.9,38.6,38.4,40.2,37.9,33.7,27.9,23.5
1990,22.7,23.2,27.3,32.2,36.2,39.4,37.3,38.7,37.9,34.4,29.5,25.8
1991,22.3,25.1,28.2,34.1,36.2,39.4,36.3,37.9,37.7,34.6,28.6,22.9
1992,18.9,20.2,26.2,32,34.6,37.6,36.6,38.7,36.2,34,28.4,22.7
1993,22.1,22.9,27.7,31.4,36.5,39.8,36.4,40,38.1,34.9,28.7,25.9
1994,24.4,24.5,26.9,34.1,36.7,38.3,36.4,40.1,37.7,35.7,28.1,22.2
1995,24.7,24.3,28,32.3,37.1,40.2,38.2,40.9,38.4,34.6,28.3,23.4
1996,23.6,26.3,28.1,32.5,38.1,39.3,38.9,40.7,40.1,34.3,28.4,25.2
1997,23.7,23.5,26.1,32.7,37.1,40.2,38.9,39.6,38.2,34.7,28.3,24.2
1998,22.1,24.7,26.9,33.5,37.2,40.8,39.8,41.8,38.3,35.3,29.3,26.3
1999,23.9,28.7,28.1,33.4,39,40.2,39,40.1,39.2,34.5,29.2,25
2000,22.7,25.5,28.7,33.9,36.7,39.6,39.8,42.6,38.5,33.2,27.6,23.7
2001,22.3,25,29.8,32.6,36.6,39.3,38.4,42,38.3,34,27.8,24.9
2002,21.8,26.3,28.5,32.5,35.9,39.5,39.3,41.1,38.4,35.2,29.2,23.7
2003,23.7,25.8,28.1,33.5,37.6,40.4,38.4,41,37.5,34.9,29.2,24.1
2004,25.8,25.9,30.3,32.9,36.7,40.1,39.5,40.3,38.1,35,28.8,22.5
2005,21.8,26.9,29.7,33.3,35.4,40,38.6,40.6,38.5,34.8,27.8,25.4
2006,23.6,26.1,29.4,32,37,40.5,37.6,41.1,38,34.2,27,22.2
2007,21.9,25.6,27.8,33.3,38.1,40.4,37.6,40.8,38.6,35.2,29.5,24.3
2008,21.6,24.7,32.1,34.9,37,40.1,36.8,39.7,39.6,33.8,28.5,24.5
2009,23.6,27.2,28.8,34.3,36.3,40.2,38.7,40.1,37.5,34.7,29,25
