Excel
YearNumber Of Papers
2019 0
2018 0
2017 343
2016 743
2015 835
2014 867
2013 856
2012 751
2011 810
2010 720
2009 754
2008 666
2007 609
2006 627
2005 610
2004 483
2003 513
2002 521
2001 551
2000 483
1999 496
1998 504
1997 430
1996 408
1995 395
1994 393
1993 446
1992 555
1991 629
1990 606
1989 777
1988 738
1987 648
1986 680
1985 594
1984 283
1983 240
1982 248
1981 182
1980 134
1979 385
1978 281
1977 158
1976 135
1975 185
1974 153
1973 124
1972 117
1971 61
1970 49
1969 49
1968 25
1967 21
1966 17
1965 9
1964 2
1963 0
1962 0
1961 0
1960 0
1959 0
1958 0
1957 1
1956 0
1955 1
1954 0
1953 0
1952 1
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