Excel
YearNumber Of Papers
2019 0
2018 0
2017 182
2016 619
2015 696
2014 683
2013 647
2012 553
2011 526
2010 550
2009 516
2008 450
2007 418
2006 417
2005 410
2004 368
2003 338
2002 326
2001 430
2000 391
1999 330
1998 348
1997 141
1996 132
1995 143
1994 143
1993 120
1992 114
1991 107
1990 99
1989 89
1988 85
1987 67
1986 49
1985 80
1984 53
1983 45
1982 34
1981 49
1980 41
1979 35
1978 40
1977 45
1976 51
1975 46
1974 37
1973 31
1972 29
1971 34
1970 21
1969 12
1968 8
1967 6
1966 13
1965 3
1964 2
1963 1
1962 0
1961 2
1960 2
1959 2
1958 2
1957 0
1956 3
1955 0
1954 0
1953 0
1952 0
1951 0
1950 0
1949 0
1948 0
1947 0
1946 0
1945 0
1944 0
1943 0
1942 0
1941 0
1940 0
1939 0
1938 0
1937 0
1936 0
1935 0
1934 0
1933 0
1932 0
1931 0
1930 0
1929 0
1928 0
1927 0
1926 0
1925 0
1924 0
1923 0
1922 0
1921 0
1920 0
1919 0
1918 0
1917 0
1916 0
1915 0
1914 0
1913 0
1912 0
1911 0
1910 0
1909 0
1908 0
1907 0
1906 0
1905 0
1904 0
1903 0
1902 0
1901 0
1900 0
1899 0
1898 0
1897 0
1896 0
1895 0
1894 0
1893 0
1892 0
1891 0
1890 0
1889 0
1888 0
1887 0
1886 0
1885 0
1884 0
1883 0
1882 0
1881 0
1880 0
1879 0
1878 0
1877 0
1876 0
1875 0
1874 0
1873 0
1872 0
1871 0
1870 0
1869 0
1868 0
1867 0
1866 0
1865 0
1864 0
1863 0
1862 0
1861 0
1860 0
1859 0
1858 0
1857 0
1856 0
1855 0
1854 0
1853 0
1852 0
1851 0
1850 0
1849 0
1848 0
1847 0
1846 0
1845 0
1844 0
1843 0
1842 0
1841 0
1840 0
1839 0
1838 0
1837 0
1836 0
1835 0
1834 0
1833 0
1832 0
1831 0
1830 0
1829 0
1828 0
1827 0
1826 0
1825 0
1824 0
1823 0
1822 0
1821 0
1820 0
1819 0
1818 0
1817 0
1816 0
1815 0
1814 0
1813 0
1812 0
1811 0
1810 0
1809 0
1808 0
1807 0
1806 0
1805 0
1804 0
1803 0
1802 0
1801 0